SPEC CPU(R)2026 Integer Rate Result Supermicro SuperServer SYS-122HA-TN-LCC (X14DBM-APL , Intel Xeon 6990E+) CPU2026 License: 001176 Test date: May-2026 Test sponsor: Supermicro Hardware availability: Jun-2026 Tested by: Supermicro Software availability: Apr-2026 Base Base Base Peak Peak Peak Benchmarks Copies Run Time Rate Copies Run Time Rate ---------------- ------- --------- --------- ------- --------- --------- 706.stockfish_r 576 234 3100 * 576 229 3170 S 706.stockfish_r 576 234 3100 S 576 229 3170 * 707.ntest_r 576 245 1390 * 576 245 1390 * 707.ntest_r 576 244 1390 S 576 244 1390 S 708.sqlite_r 576 330 920 * 576 307 992 S 708.sqlite_r 576 330 923 S 576 307 990 * 710.omnetpp_r 576 169 1660 S 576 160 1750 S 710.omnetpp_r 576 170 1650 * 576 161 1740 * 714.cpython_r 576 126 2190 S 576 102 2710 * 714.cpython_r 576 126 2190 * 576 102 2710 S 721.gcc_r 576 477 829 * 576 461 857 * 721.gcc_r 576 476 829 S 576 460 859 S 723.llvm_r 576 244 1200 S 576 219 1330 * 723.llvm_r 576 245 1190 * 576 219 1330 S 727.cppcheck_r 576 182 1140 * 576 182 1140 * 727.cppcheck_r 576 182 1140 S 576 182 1140 S 729.abc_r 576 289 915 * 576 289 915 * 729.abc_r 576 289 915 S 576 289 915 S 734.vpr_r 576 234 1130 S 576 234 1130 S 734.vpr_r 576 234 1130 * 576 234 1130 * 735.gem5_r 576 151 1860 S 576 150 1880 * 735.gem5_r 576 151 1860 * 576 149 1880 S 750.sealcrypto_r 576 192 1610 S 576 192 1610 S 750.sealcrypto_r 576 192 1610 * 576 192 1610 * 753.ns3_r 576 150 2350 * 576 123 2870 S 753.ns3_r 576 150 2350 S 576 123 2870 * 777.zstd_r 576 476 779 S 576 474 783 S 777.zstd_r 576 477 777 * 576 475 780 * ================================================================================== 706.stockfish_r 576 234 3100 * 576 229 3170 * 707.ntest_r 576 245 1390 * 576 245 1390 * 708.sqlite_r 576 330 920 * 576 307 990 * 710.omnetpp_r 576 170 1650 * 576 161 1740 * 714.cpython_r 576 126 2190 * 576 102 2710 * 721.gcc_r 576 477 829 * 576 461 857 * 723.llvm_r 576 245 1190 * 576 219 1330 * 727.cppcheck_r 576 182 1140 * 576 182 1140 * 729.abc_r 576 289 915 * 576 289 915 * 734.vpr_r 576 234 1130 * 576 234 1130 * 735.gem5_r 576 151 1860 * 576 150 1880 * 750.sealcrypto_r 576 192 1610 * 576 192 1610 * 753.ns3_r 576 150 2350 * 576 123 2870 * 777.zstd_r 576 477 777 * 576 475 780 * SPECrate(R)2026_int_base 1380 SPECrate(R)2026_int_peak 1450 HARDWARE -------- CPU Name: Intel Xeon 6990E+ Max MHz: 3200 Nominal: 2200 Enabled: 576 cores, 2 chips Orderable: 1, 2 chips Cache L1: 64 KB I + 32 KB D on chip per core L2: 4 MB I+D on chip per core L3: 576 MB I+D on chip per chip Other: None Memory: 1536 GB (24 x 64 GB 2Rx4 PC5-8000B-R) Storage: 1 x 1.92TB NVMe SSD Cooling: DLC Other: None SOFTWARE -------- OS: SUSE Linux Enterprise Server 15 SP7 6.4.0-150700.51-default Compiler: C/C++: Version 2026.0 of Intel oneAPI DPC++/C++ Compiler for Linux; Fortran: Version 2026.0 of Intel Fortran Compiler for Linux Compiler Category: Vendor Firmware: Version 2.0 released May-2026 File System: xfs System State: Run level 3 (multi-user) Base Pointers: 64-bit Peak Pointers: 64-bit Other: None Power Management: BIOS set to prefer performance at the cost of additional power usage. Submit Notes ------------ The numactl mechanism was used to bind copies to processors. The config file option 'submit' was used to generate numactl commands to bind each copy to a specific processor. For details, please see the config file. Operating System Notes ---------------------- Stack size set to unlimited using "ulimit -s unlimited" Environment Variables Notes --------------------------- Environment variables set by runcpu before the start of the run: LD_LIBRARY_PATH = "/home/cpu2026/lib" MALLOC_CONF = "retain:true" General Notes ------------- Binaries compiled on a system with 2x Intel Xeon Platinum 8280M CPU + 384GB RAM memory using CentOS Stream 9. Transparent Huge Pages enabled by default Prior to runcpu invocation Filesystem page cache synced and cleared with: sync; echo 3> /proc/sys/vm/drop_caches runcpu command invoked through numactl i.e.: numactl --interleave=all runcpu NA: The test sponsor attests, as of date of publication, that CVE-2017-5754 (Meltdown) is mitigated in the system as tested and documented. Yes: The test sponsor attests, as of date of publication, that CVE-2017-5753 (Spectre variant 1) is mitigated in the system as tested and documented. Yes: The test sponsor attests, as of date of publication, that CVE-2017-5715 (Spectre variant 2) is mitigated in the system as tested and documented. Platform Notes -------------- BIOS Settings: Power Performance Tuning = BIOS Controls EPB ENERGY_PERF_BIAS_CFG mode = Extreme Performance Sysinfo program /home/cpu2026/bin/sysinfo Rev: 779ab21020787073335a329f3a45e2cd running on Wed May 13 16:06:31 2026 SUT (System Under Test) info as seen by some common utilities. ------------------------------------------------------------ Table of contents ------------------------------------------------------------ 1. uname -srvm 2. w 3. Username 4. ulimit -a 5. sysinfo process ancestry 6. /proc/cpuinfo 7. lscpu 8. numactl --hardware 9. /proc/meminfo 10. who -r 11. Systemd service manager version: systemd 254 (254.24+suse.148.g83b9060b6e) 12. Services, from systemctl list-unit-files 13. Linux kernel boot-time arguments, from /proc/cmdline 14. cpupower frequency-info 15. sysctl 16. /sys/kernel/mm/transparent_hugepage 17. /sys/kernel/mm/transparent_hugepage/khugepaged 18. OS release 19. Disk information 20. /sys/devices/virtual/dmi/id 21. dmidecode 22. BIOS ------------------------------------------------------------ ------------------------------------------------------------ 1. uname -srvm Linux 6.4.0-150700.51-default #1 SMP PREEMPT_DYNAMIC Wed Apr 30 21:35:43 UTC 2025 (6930611) x86_64 ------------------------------------------------------------ 2. w 16:06:31 up 2 min, 1 user, load average: 0.43, 0.38, 0.16 USER TTY FROM LOGIN@ IDLE JCPU PCPU WHAT root tty1 - 16:05 7.00s 1.70s 0.03s -bash ------------------------------------------------------------ 3. Username From environment variable $USER: root ------------------------------------------------------------ 4. ulimit -a core file size (blocks, -c) unlimited data seg size (kbytes, -d) unlimited scheduling priority (-e) 0 file size (blocks, -f) unlimited pending signals (-i) 6189164 max locked memory (kbytes, -l) 8192 max memory size (kbytes, -m) unlimited open files (-n) 1024 pipe size (512 bytes, -p) 8 POSIX message queues (bytes, -q) 819200 real-time priority (-r) 0 stack size (kbytes, -s) unlimited cpu time (seconds, -t) unlimited max user processes (-u) 6189164 virtual memory (kbytes, -v) unlimited file locks (-x) unlimited ------------------------------------------------------------ 5. sysinfo process ancestry /usr/lib/systemd/systemd --switched-root --system --deserialize=42 login -- root -bash -bash runcpu --nobuild --reportable --action validate --define default-platform-flags --copies 576 -c ic2026.0-clearwaterforest-cpu2026-1.0.1-rate-20260429.cfg --define smt-on --define cores=576 --define physicalfirst --define invoke_with_interleave --define drop_caches --reportable --tune base,peak -o all intrate runcpu --nobuild --reportable --action validate --define default-platform-flags --copies 576 --configfile ic2026.0-clearwaterforest-cpu2026-1.0.1-rate-20260429.cfg --define smt-on --define cores=576 --define physicalfirst --define invoke_with_interleave --define drop_caches --reportable --tune base,peak --output_format all --nopower --runmode rate --tune base:peak --size refrate intrate --nopreenv --note-preenv --logfile $SPEC/tmp/CPU2026.003/templogs/preenv.intrate.003.0.log --lognum 003.0 --from_runcpu 2 specperl $SPEC/bin/sysinfo $SPEC = /home/cpu2026 ------------------------------------------------------------ 6. /proc/cpuinfo model name : Intel(R) Xeon(R) 6990E+ vendor_id : GenuineIntel cpu family : 6 model : 221 stepping : 1 microcode : 0x1000120 bugs : spectre_v1 spectre_v2 spec_store_bypass swapgs cpu cores : 288 siblings : 288 2 physical ids (chips) 576 processors (hardware threads) physical id 0: core ids 0-95,128-223,256-351 physical id 1: core ids 0-95,128-223,256-351 physical id 0: apicids 0,2,4,6,8,10,12,14,16,18,20,22,24,26,28,30,32,34,36,38,40,42,44,46,48,50,52,54,56,58,60,62,64,66,68,70,72 ,74,76,78,80,82,84,86,88,90,92,94,96,98,100,102,104,106,108,110,112,114,116,118,120,122,124,126,128,130,1 32,134,136,138,140,142,144,146,148,150,152,154,156,158,160,162,164,166,168,170,172,174,176,178,180,182,18 4,186,188,190,256,258,260,262,264,266,268,270,272,274,276,278,280,282,284,286,288,290,292,294,296,298,300 ,302,304,306,308,310,312,314,316,318,320,322,324,326,328,330,332,334,336,338,340,342,344,346,348,350,352, 354,356,358,360,362,364,366,368,370,372,374,376,378,380,382,384,386,388,390,392,394,396,398,400,402,404,4 06,408,410,412,414,416,418,420,422,424,426,428,430,432,434,436,438,440,442,444,446,512,514,516,518,520,52 2,524,526,528,530,532,534,536,538,540,542,544,546,548,550,552,554,556,558,560,562,564,566,568,570,572,574 ,576,578,580,582,584,586,588,590,592,594,596,598,600,602,604,606,608,610,612,614,616,618,620,622,624,626, 628,630,632,634,636,638,640,642,644,646,648,650,652,654,656,658,660,662,664,666,668,670,672,674,676,678,6 80,682,684,686,688,690,692,694,696,698,700,702 physical id 1: apicids 1024,1026,1028,1030,1032,1034,1036,1038,1040,1042,1044,1046,1048,1050,1052,1054,1056,1058,1060,1062,1064, 1066,1068,1070,1072,1074,1076,1078,1080,1082,1084,1086,1088,1090,1092,1094,1096,1098,1100,1102,1104,1106, 1108,1110,1112,1114,1116,1118,1120,1122,1124,1126,1128,1130,1132,1134,1136,1138,1140,1142,1144,1146,1148, 1150,1152,1154,1156,1158,1160,1162,1164,1166,1168,1170,1172,1174,1176,1178,1180,1182,1184,1186,1188,1190, 1192,1194,1196,1198,1200,1202,1204,1206,1208,1210,1212,1214,1280,1282,1284,1286,1288,1290,1292,1294,1296, 1298,1300,1302,1304,1306,1308,1310,1312,1314,1316,1318,1320,1322,1324,1326,1328,1330,1332,1334,1336,1338, 1340,1342,1344,1346,1348,1350,1352,1354,1356,1358,1360,1362,1364,1366,1368,1370,1372,1374,1376,1378,1380, 1382,1384,1386,1388,1390,1392,1394,1396,1398,1400,1402,1404,1406,1408,1410,1412,1414,1416,1418,1420,1422, 1424,1426,1428,1430,1432,1434,1436,1438,1440,1442,1444,1446,1448,1450,1452,1454,1456,1458,1460,1462,1464, 1466,1468,1470,1536,1538,1540,1542,1544,1546,1548,1550,1552,1554,1556,1558,1560,1562,1564,1566,1568,1570, 1572,1574,1576,1578,1580,1582,1584,1586,1588,1590,1592,1594,1596,1598,1600,1602,1604,1606,1608,1610,1612, 1614,1616,1618,1620,1622,1624,1626,1628,1630,1632,1634,1636,1638,1640,1642,1644,1646,1648,1650,1652,1654, 1656,1658,1660,1662,1664,1666,1668,1670,1672,1674,1676,1678,1680,1682,1684,1686,1688,1690,1692,1694,1696, 1698,1700,1702,1704,1706,1708,1710,1712,1714,1716,1718,1720,1722,1724,1726 Caution: /proc/cpuinfo data regarding chips, cores, and threads is not necessarily reliable, especially for virtualized systems. Use the above data carefully. ------------------------------------------------------------ 7. lscpu From lscpu from util-linux 2.40.4: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 52 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 576 On-line CPU(s) list: 0-575 Vendor ID: GenuineIntel Model name: Intel(R) Xeon(R) 6990E+ CPU family: 6 Model: 221 Thread(s) per core: 1 Core(s) per socket: 288 Socket(s): 2 Stepping: 1 BogoMIPS: 4400.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc art arch_perfmon bts rep_good nopl xtopology nonstop_tsc cpuid aperfmperf tsc_known_freq pni pclmulqdq dtes64 monitor ds_cpl vmx smx est tm2 ssse3 sdbg fma cx16 xtpr pdcm pcid dca sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand lahf_lm abm 3dnowprefetch cpuid_fault epb cat_l3 cat_l2 cdp_l3 intel_ppin cdp_l2 ssbd mba ibrs ibpb stibp ibrs_enhanced tpr_shadow flexpriority ept vpid ept_ad fsgsbase tsc_adjust bmi1 avx2 smep bmi2 erms invpcid cqm rdt_a rdseed adx smap clflushopt clwb intel_pt sha_ni xsaveopt xsavec xgetbv1 xsaves cqm_llc cqm_occup_llc cqm_mbm_total cqm_mbm_local split_lock_detect user_shstk avx_vnni lam wbnoinvd dtherm ida arat pln pts vnmi umip pku ospke waitpkg gfni vaes vpclmulqdq tme rdpid bus_lock_detect cldemote movdiri movdir64b enqcmd fsrm md_clear serialize pconfig arch_lbr ibt flush_l1d arch_capabilities Virtualization: VT-x L1d cache: 18 MiB (576 instances) L1i cache: 36 MiB (576 instances) L2 cache: 576 MiB (144 instances) L3 cache: 1.1 GiB (2 instances) NUMA node(s): 6 NUMA node0 CPU(s): 0-95 NUMA node1 CPU(s): 96-191 NUMA node2 CPU(s): 192-287 NUMA node3 CPU(s): 288-383 NUMA node4 CPU(s): 384-479 NUMA node5 CPU(s): 480-575 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Not affected Vulnerability Spec rstack overflow: Not affected Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Enhanced / Automatic IBRS; IBPB conditional; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected From lscpu --cache: NAME ONE-SIZE ALL-SIZE WAYS TYPE LEVEL SETS PHY-LINE COHERENCY-SIZE L1d 32K 18M 8 Data 1 64 1 64 L1i 64K 36M 8 Instruction 1 128 1 64 L2 4M 576M 16 Unified 2 4096 1 64 L3 576M 1.1G 16 Unified 3 589824 1 64 ------------------------------------------------------------ 8. numactl --hardware NOTE: a numactl 'node' might or might not correspond to a physical chip. available: 6 nodes (0-5) node 0 cpus: 0-95 node 0 size: 257400 MB node 0 free: 256325 MB node 1 cpus: 96-191 node 1 size: 258022 MB node 1 free: 256506 MB node 2 cpus: 192-287 node 2 size: 258022 MB node 2 free: 256996 MB node 3 cpus: 288-383 node 3 size: 257983 MB node 3 free: 257377 MB node 4 cpus: 384-479 node 4 size: 258022 MB node 4 free: 257285 MB node 5 cpus: 480-575 node 5 size: 257867 MB node 5 free: 257316 MB node distances: node 0 1 2 3 4 5 0: 10 15 17 21 28 26 1: 15 10 15 23 26 23 2: 17 15 10 26 23 21 3: 21 28 26 10 15 17 4: 23 26 23 15 10 15 5: 26 23 21 17 15 10 ------------------------------------------------------------ 9. /proc/meminfo MemTotal: 1584455504 kB ------------------------------------------------------------ 10. who -r run-level 3 May 13 16:05 ------------------------------------------------------------ 11. Systemd service manager version: systemd 254 (254.24+suse.148.g83b9060b6e) Default Target Status multi-user running ------------------------------------------------------------ 12. Services, from systemctl list-unit-files STATE UNIT FILES enabled YaST2-Firstboot YaST2-Second-Stage apparmor appstream-sync-cache auditd bluetooth cron display-manager getty@ irqbalance issue-generator kbdsettings klog lvm2-monitor nscd nvmefc-boot-connections nvmf-autoconnect postfix purge-kernels rollback rsyslog smartd sshd systemd-pstore wicked wickedd-auto4 wickedd-dhcp4 wickedd-dhcp6 wickedd-nanny enabled-runtime systemd-remount-fs disabled accounts-daemon autofs autoyast-initscripts blk-availability bluetooth-mesh boot-sysctl ca-certificates chrony-wait chronyd console-getty cups cups-browsed debug-shell ebtables exchange-bmc-os-info firewalld fsidd gpm grub2-once haveged ipmi ipmievd issue-add-ssh-keys kexec-load lunmask man-db-create multipathd nfs nfs-blkmap nmb ostree-remount ostree-state-overlay@ rpcbind rpmconfigcheck rsyncd rtkit-daemon samba-bgqd serial-getty@ smartd_generate_opts smb snmpd snmptrapd speech-dispatcherd systemd-boot-check-no-failures systemd-confext systemd-network-generator systemd-sysext systemd-time-wait-sync systemd-timesyncd udisks2 update-system-flatpaks upower vncserver@ indirect systemd-userdbd wickedd ------------------------------------------------------------ 13. Linux kernel boot-time arguments, from /proc/cmdline BOOT_IMAGE=/boot/vmlinuz-6.4.0-150700.51-default root=UUID=a01dde6d-ca13-4c27-8508-91fa7301d7f7 splash=silent mitigations=auto quiet security=apparmor ------------------------------------------------------------ 14. cpupower frequency-info analyzing CPU 162: Unable to determine current policy boost state support: Supported: yes Active: yes ------------------------------------------------------------ 15. sysctl kernel.numa_balancing 1 kernel.randomize_va_space 2 vm.compaction_proactiveness 20 vm.dirty_background_bytes 0 vm.dirty_background_ratio 10 vm.dirty_bytes 0 vm.dirty_expire_centisecs 3000 vm.dirty_ratio 20 vm.dirty_writeback_centisecs 500 vm.dirtytime_expire_seconds 43200 vm.extfrag_threshold 500 vm.min_unmapped_ratio 1 vm.nr_hugepages 0 vm.nr_hugepages_mempolicy 0 vm.nr_overcommit_hugepages 0 vm.swappiness 60 vm.watermark_boost_factor 15000 vm.watermark_scale_factor 10 vm.zone_reclaim_mode 0 ------------------------------------------------------------ 16. /sys/kernel/mm/transparent_hugepage defrag always defer defer+madvise [madvise] never enabled [always] madvise never hpage_pmd_size 2097152 shmem_enabled always within_size advise [never] deny force ------------------------------------------------------------ 17. /sys/kernel/mm/transparent_hugepage/khugepaged alloc_sleep_millisecs 60000 defrag 1 max_ptes_none 511 max_ptes_shared 256 max_ptes_swap 64 pages_to_scan 4096 scan_sleep_millisecs 10000 ------------------------------------------------------------ 18. OS release From /etc/*-release /etc/*-version os-release SUSE Linux Enterprise Server 15 SP7 ------------------------------------------------------------ 19. Disk information SPEC is set to: /home/cpu2026 Filesystem Type Size Used Avail Use% Mounted on /dev/nvme0n1p3 xfs 800G 101G 700G 13% /home ------------------------------------------------------------ 20. /sys/devices/virtual/dmi/id Vendor: Supermicro Product: Super Server Product Family: Family Serial: 0123456789 ------------------------------------------------------------ 21. dmidecode Additional information from dmidecode 3.6 follows. WARNING: Use caution when you interpret this section. The 'dmidecode' program reads system data which is "intended to allow hardware to be accurately determined", but the intent may not be met, as there are frequent changes to hardware, firmware, and the "DMTF SMBIOS" standard. Memory: 24x Samsung MDRR644QEBC2-5R000 64 GB 2 rank 8000 ------------------------------------------------------------ 22. BIOS (This section combines info from /sys/devices and dmidecode.) BIOS Vendor: American Megatrends International, LLC. BIOS Version: 2.0 BIOS Date: 05/06/2026 BIOS Revision: 5.35 Compiler Version Notes ---------------------- ============================================================================== C | 708.sqlite_r(base, peak) 714.cpython_r(base, peak) 777.zstd_r(base, | peak) ------------------------------------------------------------------------------ Intel(R) oneAPI DPC++/C++ Compiler for applications running on Intel(R) 64, Version 2026.0.0 Build 20260331 Copyright (C) 1985-2026 Intel Corporation. All rights reserved. ------------------------------------------------------------------------------ ============================================================================== C++ | 706.stockfish_r(base, peak) 707.ntest_r(base, peak) | 727.cppcheck_r(base, peak) 753.ns3_r(base, peak) ------------------------------------------------------------------------------ Intel(R) oneAPI DPC++/C++ Compiler for applications running on Intel(R) 64, Version 2026.0.0 Build 20260331 Copyright (C) 1985-2026 Intel Corporation. All rights reserved. ------------------------------------------------------------------------------ ============================================================================== C++, C | 710.omnetpp_r(base, peak) 721.gcc_r(base, peak) 723.llvm_r(base, | peak) 729.abc_r(base, peak) 734.vpr_r(base, peak) 735.gem5_r(base, | peak) 750.sealcrypto_r(base, peak) ------------------------------------------------------------------------------ Intel(R) oneAPI DPC++/C++ Compiler for applications running on Intel(R) 64, Version 2026.0.0 Build 20260331 Copyright (C) 1985-2026 Intel Corporation. All rights reserved. ------------------------------------------------------------------------------ Base Compiler Invocation ------------------------ C benchmarks: icx C++ benchmarks: icpx Benchmarks using both C and C++: icpx icx Base Optimization Flags ----------------------- C benchmarks: -m64 -std=c18 -Wl,-z,muldefs -Wl,-plugin-opt=-inline-threshold=1500 -xclearwaterforest -O3 -ffp-model=fast -flto -mfpmath=sse -funroll-loops -qopt-mem-layout-trans=4 -fno-strict-aliasing -L/opt/intel/oneapi/compiler/2026.0/lib -lqkmalloc C++ benchmarks: -m64 -std=c++17 -Wl,-z,muldefs -Wl,-plugin-opt=-inline-threshold=1500 -xclearwaterforest -O3 -ffp-model=fast -flto -mfpmath=sse -funroll-loops -qopt-mem-layout-trans=4 -L/opt/intel/oneapi/compiler/2026.0/lib -lqkmalloc Benchmarks using both C and C++: -m64 -std=c++17 -std=c18 -Wl,-z,muldefs -Wl,-plugin-opt=-inline-threshold=1500 -xclearwaterforest -O3 -ffp-model=fast -flto -mfpmath=sse -funroll-loops -qopt-mem-layout-trans=4 -fno-strict-aliasing -L/opt/intel/oneapi/compiler/2026.0/lib -lqkmalloc Peak Compiler Invocation ------------------------ C benchmarks: icx C++ benchmarks: icpx Benchmarks using both C and C++: icpx icx Peak Optimization Flags ----------------------- C benchmarks: -m64 -std=c18 -Wl,-z,muldefs -Wl,-plugin-opt=-inline-threshold=1500 -fprofile-generate(pass 1) -fprofile-use=default.profdata(pass 2) -xCORE-AVX2(pass 1) -ffp-model=fast -xclearwaterforest(pass 2) -flto -qopt-mem-layout-trans=4 -O3 -mfpmath=sse -funroll-loops -fno-strict-aliasing -L/opt/intel/oneapi/compiler/2026.0/lib -lqkmalloc C++ benchmarks: 706.stockfish_r: -m64 -std=c++17 -Wl,-z,muldefs -Wl,-plugin-opt=-inline-threshold=1500 -fprofile-generate(pass 1) -fprofile-use=default.profdata(pass 2) -xCORE-AVX2(pass 1) -ffp-model=fast -xclearwaterforest(pass 2) -flto -qopt-mem-layout-trans=4 -O3 -mfpmath=sse -funroll-loops -L/opt/intel/oneapi/compiler/2026.0/lib -lqkmalloc 707.ntest_r: basepeak = yes 727.cppcheck_r: basepeak = yes 753.ns3_r: Same as 706.stockfish_r Benchmarks using both C and C++: 710.omnetpp_r: -m64 -std=c++17 -std=c18 -Wl,-z,muldefs -Wl,-plugin-opt=-inline-threshold=1500 -fprofile-generate(pass 1) -fprofile-use=default.profdata(pass 2) -xCORE-AVX2(pass 1) -ffp-model=fast -xclearwaterforest(pass 2) -flto -qopt-mem-layout-trans=4 -O3 -mfpmath=sse -funroll-loops -fno-strict-aliasing -L/opt/intel/oneapi/compiler/2026.0/lib -lqkmalloc 721.gcc_r: -m64 -std=c++17 -std=c18 -Wl,-z,muldefs -fprofile-generate(pass 1) -fprofile-use=default.profdata(pass 2) -xCORE-AVX2(pass 1) -ffp-model=fast -xclearwaterforest(pass 2) -flto -qopt-mem-layout-trans=4 -O3 -mfpmath=sse -funroll-loops -fno-strict-aliasing -L/opt/intel/oneapi/compiler/2026.0/lib -lqkmalloc 723.llvm_r: Same as 721.gcc_r 729.abc_r: basepeak = yes 734.vpr_r: basepeak = yes 735.gem5_r: Same as 710.omnetpp_r 750.sealcrypto_r: basepeak = yes The flags files that were used to format this result can be browsed at http://www.spec.org/cpu2026/results/flags/Supermicro-Platform-Settings-V1.2-CWF-revC.html http://www.spec.org/cpu2026/results/flags/Intel-ic2025-official-linux64.html You can also download the XML flags sources by saving the following links: http://www.spec.org/cpu2026/results/flags/Supermicro-Platform-Settings-V1.2-CWF-revC.xml http://www.spec.org/cpu2026/results/flags/Intel-ic2025-official-linux64.xml SPEC CPU and SPECrate are registered trademarks of the Standard Performance Evaluation Corporation. All other brand and product names appearing in this result are trademarks or registered trademarks of their respective holders. ---------------------------------------------------------------------------------------------------------------------------------- For questions about this result, please contact the tester. For other inquiries, please contact info@spec.org. Copyright 2026 Standard Performance Evaluation Corporation Tested with SPEC CPU(R)2026 v1.0.1 on 2026-05-13 19:06:30-0400. Report generated on 2026-06-04 10:14:41 by CPU2026 text formatter (aa18784a). Originally published on 2026-06-04.