Dell Inc. PowerEdge R7625 ssj_ops@100% = 401,144
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     409,491
Calibration 2     402,590
Calibration 3     399,879
ssj_ops@calibrated=401,234
100% 100.0% 401,234 401,144
90% 90.4% 361,111 362,601
80% 79.9% 320,988 320,743
70% 70.4% 280,864 282,461
60% 60.0% 240,741 240,622
50% 50.2% 200,617 201,431
40% 39.9% 160,494 160,124
30% 30.0% 120,370 120,259
20% 20.1% 80,247 80,486
10% 10.1% 40,123 40,483
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 29,784,047 1,486
Payment 29,784,048
Order Status 2,978,404
Delivery 2,978,403
Stock Level 2,978,404
Customer Report 29,784,053
Calibration 2 New Order 29,279,588 1,486
Payment 29,279,588
Order Status 2,927,959
Delivery 2,927,961
Stock Level 2,927,958
Customer Report 29,279,583
Calibration 3 New Order 29,083,832 1,486
Payment 29,083,826
Order Status 2,908,383
Delivery 2,908,381
Stock Level 2,908,383
Customer Report 29,083,829
100% 100.0% New Order 29,176,338 1,486
Payment 29,176,341
Order Status 2,917,633
Delivery 2,917,633
Stock Level 2,917,635
Customer Report 29,176,337
90% 90.4% New Order 26,371,305 1,486
Payment 26,371,294
Order Status 2,637,132
Delivery 2,637,129
Stock Level 2,637,131
Customer Report 26,371,300
80% 79.9% New Order 23,327,523 1,486
Payment 23,327,526
Order Status 2,332,753
Delivery 2,332,755
Stock Level 2,332,753
Customer Report 23,327,526
70% 70.4% New Order 20,542,923 1,486
Payment 20,542,918
Order Status 2,054,292
Delivery 2,054,293
Stock Level 2,054,291
Customer Report 20,542,922
60% 60.0% New Order 17,499,888 1,486
Payment 17,499,894
Order Status 1,749,990
Delivery 1,749,989
Stock Level 1,749,990
Customer Report 17,499,897
50% 50.2% New Order 14,649,570 1,486
Payment 14,649,567
Order Status 1,464,956
Delivery 1,464,957
Stock Level 1,464,957
Customer Report 14,649,563
40% 39.9% New Order 11,645,954 1,486
Payment 11,645,942
Order Status 1,164,593
Delivery 1,164,595
Stock Level 1,164,593
Customer Report 11,645,949
30% 30.0% New Order 8,746,421 1,486
Payment 8,746,424
Order Status 874,643
Delivery 874,644
Stock Level 874,643
Customer Report 8,746,425
20% 20.1% New Order 5,853,806 1,486
Payment 5,853,804
Order Status 585,380
Delivery 585,379
Stock Level 585,383
Customer Report 5,853,806
10% 10.1% New Order 2,944,331 1,486
Payment 2,944,323
Order Status 294,433
Delivery 294,432
Stock Level 294,433
Customer Report 2,944,323
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0