Dell Inc. PowerEdge XR8720t (Intel Xeon 6776P-B) ssj_ops@100% = 154,605
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     157,712
Calibration 2     155,240
Calibration 3     154,627
ssj_ops@calibrated=154,933
100% 99.8% 154,933 154,605
90% 90.0% 139,440 139,363
80% 79.8% 123,947 123,597
70% 71.0% 108,453 110,065
60% 59.7% 92,960 92,437
50% 49.6% 77,467 76,845
40% 39.8% 61,973 61,729
30% 30.1% 46,480 46,644
20% 20.4% 30,987 31,558
10% 9.6% 15,493 14,908
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 11,470,303 1,015
Payment 11,470,308
Order Status 1,147,030
Delivery 1,147,029
Stock Level 1,147,030
Customer Report 11,470,305
Calibration 2 New Order 11,290,193 1,016
Payment 11,290,194
Order Status 1,129,021
Delivery 1,129,019
Stock Level 1,129,019
Customer Report 11,290,199
Calibration 3 New Order 11,245,635 1,016
Payment 11,245,643
Order Status 1,124,565
Delivery 1,124,564
Stock Level 1,124,564
Customer Report 11,245,641
100% 99.8% New Order 11,244,014 1,016
Payment 11,244,012
Order Status 1,124,401
Delivery 1,124,403
Stock Level 1,124,401
Customer Report 11,244,013
90% 90.0% New Order 10,135,512 1,015
Payment 10,135,513
Order Status 1,013,552
Delivery 1,013,550
Stock Level 1,013,551
Customer Report 10,135,515
80% 79.8% New Order 8,988,911 1,015
Payment 8,988,909
Order Status 898,891
Delivery 898,892
Stock Level 898,891
Customer Report 8,988,910
70% 71.0% New Order 8,004,765 1,016
Payment 8,004,766
Order Status 800,476
Delivery 800,477
Stock Level 800,476
Customer Report 8,004,765
60% 59.7% New Order 6,722,675 1,016
Payment 6,722,668
Order Status 672,266
Delivery 672,267
Stock Level 672,266
Customer Report 6,722,673
50% 49.6% New Order 5,588,750 1,014
Payment 5,588,749
Order Status 558,875
Delivery 558,874
Stock Level 558,876
Customer Report 5,588,754
40% 39.8% New Order 4,489,369 1,015
Payment 4,489,361
Order Status 448,935
Delivery 448,938
Stock Level 448,937
Customer Report 4,489,363
30% 30.1% New Order 3,392,379 1,014
Payment 3,392,378
Order Status 339,237
Delivery 339,239
Stock Level 339,238
Customer Report 3,392,376
20% 20.4% New Order 2,295,142 1,016
Payment 2,295,144
Order Status 229,516
Delivery 229,513
Stock Level 229,513
Customer Report 2,295,148
10% 9.6% New Order 1,084,241 1,016
Payment 1,084,246
Order Status 108,424
Delivery 108,424
Stock Level 108,424
Customer Report 1,084,241
Active Idle New Order 0 1,016
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0