Dell Inc. PowerEdge R7625 ssj_ops@100% = 403,386
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     409,508
Calibration 2     405,884
Calibration 3     405,477
ssj_ops@calibrated=405,680
100% 99.4% 405,680 403,386
90% 90.1% 365,112 365,597
80% 80.5% 324,544 326,539
70% 70.1% 283,976 284,341
60% 60.3% 243,408 244,767
50% 50.4% 202,840 204,301
40% 40.3% 162,272 163,630
30% 30.2% 121,704 122,533
20% 19.8% 81,136 80,418
10% 9.7% 40,568 39,554
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 29,785,264 1,486
Payment 29,785,255
Order Status 2,978,525
Delivery 2,978,528
Stock Level 2,978,525
Customer Report 29,785,254
Calibration 2 New Order 29,518,961 1,486
Payment 29,518,967
Order Status 2,951,897
Delivery 2,951,895
Stock Level 2,951,897
Customer Report 29,518,966
Calibration 3 New Order 29,491,600 1,486
Payment 29,491,606
Order Status 2,949,160
Delivery 2,949,161
Stock Level 2,949,164
Customer Report 29,491,600
100% 99.4% New Order 29,339,770 1,486
Payment 29,339,769
Order Status 2,933,977
Delivery 2,933,977
Stock Level 2,933,977
Customer Report 29,339,768
90% 90.1% New Order 26,590,124 1,486
Payment 26,590,132
Order Status 2,659,013
Delivery 2,659,014
Stock Level 2,659,015
Customer Report 26,590,131
80% 80.5% New Order 23,748,733 1,486
Payment 23,748,735
Order Status 2,374,874
Delivery 2,374,874
Stock Level 2,374,874
Customer Report 23,748,741
70% 70.1% New Order 20,680,834 1,486
Payment 20,680,831
Order Status 2,068,082
Delivery 2,068,085
Stock Level 2,068,082
Customer Report 20,680,834
60% 60.3% New Order 17,801,899 1,486
Payment 17,801,902
Order Status 1,780,191
Delivery 1,780,190
Stock Level 1,780,187
Customer Report 17,801,896
50% 50.4% New Order 14,858,402 1,486
Payment 14,858,400
Order Status 1,485,840
Delivery 1,485,842
Stock Level 1,485,841
Customer Report 14,858,402
40% 40.3% New Order 11,900,442 1,486
Payment 11,900,442
Order Status 1,190,044
Delivery 1,190,044
Stock Level 1,190,046
Customer Report 11,900,444
30% 30.2% New Order 8,911,684 1,486
Payment 8,911,693
Order Status 891,169
Delivery 891,170
Stock Level 891,168
Customer Report 8,911,694
20% 19.8% New Order 5,848,665 1,486
Payment 5,848,664
Order Status 584,866
Delivery 584,865
Stock Level 584,868
Customer Report 5,848,659
10% 9.7% New Order 2,876,668 1,486
Payment 2,876,668
Order Status 287,667
Delivery 287,668
Stock Level 287,667
Customer Report 2,876,662
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0