Dell Inc. PowerEdge XR8720t (Intel Xeon 6776P-B) ssj_ops@100% = 154,360
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Apr 9, 2026
Hardware Availability: Mar-2026 Software Availability: Mar-2026 Publication: May 12, 2026
System Source: Single Supplier System Designation: Server Power Provisioning: Line-powered
Benchmark Results Summary
Target Load Actual Load ssj_ops
Target Actual
Calibration 1     157,385
Calibration 2     154,771
Calibration 3     154,384
ssj_ops@calibrated=154,577
100% 99.9% 154,577 154,360
90% 89.7% 139,119 138,603
80% 80.6% 123,662 124,548
70% 70.1% 108,204 108,303
60% 59.4% 92,746 91,750
50% 49.8% 77,289 77,019
40% 39.6% 61,831 61,230
30% 29.7% 46,373 45,986
20% 20.1% 30,915 31,083
10% 10.0% 15,458 15,510
Active Idle   0 0
Graph of results
System Under Test
Set: 'sut'
Set Identifier: sut
Set Description: System Under Test
# of Identical Nodes: 1
Comment: PowerEdge XR8720t
Hardware
Hardware Vendor: Dell Inc.
Model: PowerEdge XR8720t (Intel Xeon 6776P-B)
Form Factor: 2U
CPU Name: Intel Xeon 6776P-B
CPU Characteristics: 72 core, 2300 MHz, 288 MB L3 Cache, Max frequency 3500 MHz
CPU Frequency (MHz): 2300
CPU(s) Enabled: 72 cores, 1 chip, 72 cores/chip
Hardware Threads: 144 (2 / core)
CPU(s) Orderable: 1 chip
Primary Cache: 64 KB I + 48 KB D on chip per core
Secondary Cache: 2 MB I+D on chip per core
Tertiary Cache: 288 MB I+D on chip per chip
Other Cache: None
Memory Amount (GB): 256
# and size of DIMM: 8 x 32 GB
Memory Details: 32 GB 2Rx8 PC5-6400B-R, slots A1 A2 A3 A4 A5 A6 A7 A8 populated.
Power Supply Quantity and Rating (W): 1 x 1800
Power Supply Details: 1 x 1800W Titanium Efficiency (SKU: 450-BCXB)
Disk Drive: 1 x 960 GB NVMe M.2 SSD
Disk Controller: Integrated PCIe Controller
# and type of Network Interface Cards (NICs) Installed: 1 x Intel Ethernet Connection E825-C for QSFP (rev 04)
NICs Enabled in Firmware / OS / Connected: 2/2/2
Network Speed (Mbit): 10000
Keyboard: None
Mouse: None
Monitor: None
Optical Drives: No
Other Hardware: None
Software
Power Management: System DBPM (DAPC) enabled in BIOS; operating system used default power management settings with no explicit power mode or tuned profile configured.
Operating System (OS): Red Hat Enterprise Linux 10.0 (Coughlan)
OS Version: 6.12.0-55.9.1.el10_0.x86_64
Filesystem: xfs
JVM Vendor: Oracle
JVM Version: Java HotSpot(TM) 64-Bit Server VM(build 17.0.11+7-LTS-207, mixed mode)
JVM Command-line Options: -server -Xms1024m -Xmx1024m -Xmn800m -XX:+UseParallelGC -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:+UseBiasedLocking -XX:InlineSmallCode=1500 -XX:UseAVX=1 -XX:AutoBoxCacheMax=20000 -XX:+OptimizeFill -XX:+AggressiveHeap
JVM Affinity: for each physicalCore { numactl -C physicalCoreId, physicalCoreId + 64}
JVM Instances: 72
JVM Initial Heap (MB): 1024
JVM Maximum Heap (MB): 1024
JVM Address Bits: 64
Boot Firmware Version: 1.1.3
Management Firmware Version: 1.30.10.50
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: None
Boot Firmware Settings
Management Firmware Settings
Enabled (see SUT notes)
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 11,446,527 1,016
Payment 11,446,527
Order Status 1,144,652
Delivery 1,144,651
Stock Level 1,144,652
Customer Report 11,446,524
Calibration 2 New Order 11,256,067 1,015
Payment 11,256,071
Order Status 1,125,607
Delivery 1,125,607
Stock Level 1,125,608
Customer Report 11,256,071
Calibration 3 New Order 11,228,046 1,014
Payment 11,228,047
Order Status 1,122,804
Delivery 1,122,804
Stock Level 1,122,804
Customer Report 11,228,041
100% 99.9% New Order 11,226,244 1,016
Payment 11,226,249
Order Status 1,122,625
Delivery 1,122,626
Stock Level 1,122,626
Customer Report 11,226,247
90% 89.7% New Order 10,080,258 1,015
Payment 10,080,255
Order Status 1,008,025
Delivery 1,008,026
Stock Level 1,008,025
Customer Report 10,080,253
80% 80.6% New Order 9,058,074 1,016
Payment 9,058,074
Order Status 905,807
Delivery 905,806
Stock Level 905,806
Customer Report 9,058,076
70% 70.1% New Order 7,876,601 1,014
Payment 7,876,597
Order Status 787,660
Delivery 787,658
Stock Level 787,660
Customer Report 7,876,596
60% 59.4% New Order 6,672,739 1,014
Payment 6,672,744
Order Status 667,276
Delivery 667,275
Stock Level 667,274
Customer Report 6,672,740
50% 49.8% New Order 5,601,473 1,016
Payment 5,601,469
Order Status 560,148
Delivery 560,146
Stock Level 560,147
Customer Report 5,601,470
40% 39.6% New Order 4,453,128 1,015
Payment 4,453,126
Order Status 445,312
Delivery 445,312
Stock Level 445,313
Customer Report 4,453,131
30% 29.7% New Order 3,344,472 1,015
Payment 3,344,474
Order Status 334,446
Delivery 334,448
Stock Level 334,448
Customer Report 3,344,473
20% 20.1% New Order 2,260,603 1,012
Payment 2,260,609
Order Status 226,060
Delivery 226,062
Stock Level 226,060
Customer Report 2,260,606
10% 10.0% New Order 1,128,034 1,014
Payment 1,128,033
Order Status 112,804
Delivery 112,802
Stock Level 112,802
Customer Report 1,128,036
Active Idle New Order 0 1,014
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0