Dell Inc. PowerEdge R7625 ssj_ops@100% = 399,404
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Jan 8, 2026
Hardware Availability: Feb-2023 Software Availability: Jul-2025 Publication: Apr 22, 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     408,166
Calibration 2     399,039
Calibration 3     400,349
ssj_ops@calibrated=399,694
100% 99.9% 399,694 399,404
90% 89.2% 359,725 356,536
80% 79.7% 319,755 318,368
70% 70.1% 279,786 280,170
60% 59.9% 239,816 239,277
50% 49.7% 199,847 198,827
40% 40.2% 159,878 160,788
30% 30.0% 119,908 119,974
20% 20.1% 79,939 80,247
10% 10.2% 39,969 40,640
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 R7625
Hardware
Hardware Vendor: Dell Inc.
Model: PowerEdge R7625
Form Factor: 2U
CPU Name: AMD EPYC 9354 3.25 GHz
CPU Characteristics: 32 core, 3.25 GHz, 256 MB L3 Cache, Max Boost Clock up to 3.8 GHz
CPU Frequency (MHz): 3250
CPU(s) Enabled: 64 cores, 2 chips, 32 cores/chip
Hardware Threads: 128 (2 / core)
CPU(s) Orderable: 1,2 chip
Primary Cache: 32 KB I + 32 KB D on chip per core
Secondary Cache: 1 MB I+D on chip per core
Tertiary Cache: 256 MB I+D on chip per chip, 32 MB shared / 4 cores
Other Cache: None
Memory Amount (GB): 1536
# and size of DIMM: 24 x 64 GB
Memory Details: 64 GB 2Rx4 PC5-4800-R, Slots A1-12, B1-12 populated.
Power Supply Quantity and Rating (W): 2 x 2800
Power Supply Details: 2 x Delta 2800W Titanium Efficiency (DPN - P56GH)
Disk Drive: 4 x 3.84 TB E3.S NVMe (DPN - 6RC59), 2 x 480 GB M.2 NVMe (DPN - 3JC4V)
Disk Controller: Onboard PCIe SSD Backplane, PCIe attached Boot Optimized Storage (BOSS) card
# and type of Network Interface Cards (NICs) Installed: 1 x Broadcom 5720 Dual Port 1GbE LOM, 1 x Broadcom 57414 Dual Port 25GbE LOM
NICs Enabled in Firmware / OS / Connected: 4/4/1
Network Speed (Mbit): 1000
Keyboard: None
Mouse: None
Monitor: None
Optical Drives: No
Other Hardware: None
Software
Power Management: Balanced power plan in OS (see SUT notes)
Operating System (OS): Microsoft Windows Server 2025 Datacenter
OS Version: Version 24H2 (OS Build 26100.1)
Filesystem: NTFS
JVM Vendor: Oracle Corporation
JVM Version: Java HotSpot(TM) 64-Bit Server VM (build 17.0.16+12-LTS-247, mixed mode, sharing)
JVM Command-line Options: -server -Xms1500m -Xmx1500m -Xmn1300m -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: start /NODE [0-15] /AFFINITY [0xF,0xF0]
JVM Instances: 32
JVM Initial Heap (MB): 1500
JVM Maximum Heap (MB): 1500
JVM Address Bits: 64
Boot Firmware Version: 1.15.3
Management Firmware Version: 7.20.80.50 A00
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: None
Boot Firmware Settings
Management Firmware Settings
Minimum Power (Performance per Watt Optimized)
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 29,686,024 1,486
Payment 29,686,027
Order Status 2,968,602
Delivery 2,968,603
Stock Level 2,968,603
Customer Report 29,686,022
Calibration 2 New Order 29,021,397 1,486
Payment 29,021,387
Order Status 2,902,138
Delivery 2,902,140
Stock Level 2,902,138
Customer Report 29,021,382
Calibration 3 New Order 29,116,518 1,486
Payment 29,116,523
Order Status 2,911,652
Delivery 2,911,651
Stock Level 2,911,652
Customer Report 29,116,526
100% 99.9% New Order 29,048,530 1,486
Payment 29,048,525
Order Status 2,904,853
Delivery 2,904,852
Stock Level 2,904,852
Customer Report 29,048,523
90% 89.2% New Order 25,930,029 1,486
Payment 25,930,028
Order Status 2,593,002
Delivery 2,593,004
Stock Level 2,593,004
Customer Report 25,930,025
80% 79.7% New Order 23,154,203 1,486
Payment 23,154,203
Order Status 2,315,421
Delivery 2,315,420
Stock Level 2,315,422
Customer Report 23,154,199
70% 70.1% New Order 20,376,956 1,486
Payment 20,376,959
Order Status 2,037,695
Delivery 2,037,694
Stock Level 2,037,696
Customer Report 20,376,961
60% 59.9% New Order 17,402,130 1,486
Payment 17,402,120
Order Status 1,740,210
Delivery 1,740,214
Stock Level 1,740,213
Customer Report 17,402,117
50% 49.7% New Order 14,460,716 1,486
Payment 14,460,716
Order Status 1,446,072
Delivery 1,446,070
Stock Level 1,446,071
Customer Report 14,460,722
40% 40.2% New Order 11,693,980 1,486
Payment 11,693,979
Order Status 1,169,398
Delivery 1,169,398
Stock Level 1,169,398
Customer Report 11,693,977
30% 30.0% New Order 8,725,881 1,486
Payment 8,725,887
Order Status 872,586
Delivery 872,588
Stock Level 872,589
Customer Report 8,725,877
20% 20.1% New Order 5,836,366 1,486
Payment 5,836,364
Order Status 583,636
Delivery 583,638
Stock Level 583,637
Customer Report 5,836,359
10% 10.2% New Order 2,955,753 1,486
Payment 2,955,757
Order Status 295,576
Delivery 295,577
Stock Level 295,576
Customer Report 2,955,757
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0