Dell Inc. PowerEdge R7625 ssj_ops@100% = 381,914
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     397,534
Calibration 2     385,172
Calibration 3     383,478
ssj_ops@calibrated=384,325
100% 99.4% 384,325 381,914
90% 90.1% 345,892 346,137
80% 80.4% 307,460 309,077
70% 69.8% 269,027 268,319
60% 60.0% 230,595 230,606
50% 49.9% 192,162 191,878
40% 40.1% 153,730 154,237
30% 30.0% 115,297 115,413
20% 19.9% 76,865 76,558
10% 10.0% 38,432 38,386
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 28,914,537 1,486
Payment 28,914,532
Order Status 2,891,453
Delivery 2,891,454
Stock Level 2,891,453
Customer Report 28,914,538
Calibration 2 New Order 28,013,587 1,486
Payment 28,013,584
Order Status 2,801,360
Delivery 2,801,358
Stock Level 2,801,357
Customer Report 28,013,592
Calibration 3 New Order 27,890,936 1,486
Payment 27,890,929
Order Status 2,789,094
Delivery 2,789,092
Stock Level 2,789,091
Customer Report 27,890,931
100% 99.4% New Order 27,777,244 1,486
Payment 27,777,242
Order Status 2,777,725
Delivery 2,777,724
Stock Level 2,777,726
Customer Report 27,777,241
90% 90.1% New Order 25,173,658 1,486
Payment 25,173,663
Order Status 2,517,366
Delivery 2,517,366
Stock Level 2,517,365
Customer Report 25,173,666
80% 80.4% New Order 22,479,088 1,486
Payment 22,479,087
Order Status 2,247,907
Delivery 2,247,907
Stock Level 2,247,909
Customer Report 22,479,091
70% 69.8% New Order 19,514,152 1,486
Payment 19,514,153
Order Status 1,951,414
Delivery 1,951,416
Stock Level 1,951,415
Customer Report 19,514,152
60% 60.0% New Order 16,773,741 1,486
Payment 16,773,737
Order Status 1,677,373
Delivery 1,677,373
Stock Level 1,677,373
Customer Report 16,773,731
50% 49.9% New Order 13,956,101 1,486
Payment 13,956,109
Order Status 1,395,611
Delivery 1,395,611
Stock Level 1,395,607
Customer Report 13,956,101
40% 40.1% New Order 11,218,253 1,486
Payment 11,218,243
Order Status 1,121,824
Delivery 1,121,825
Stock Level 1,121,825
Customer Report 11,218,243
30% 30.0% New Order 8,395,450 1,486
Payment 8,395,443
Order Status 839,544
Delivery 839,545
Stock Level 839,542
Customer Report 8,395,447
20% 19.9% New Order 5,568,187 1,486
Payment 5,568,177
Order Status 556,818
Delivery 556,818
Stock Level 556,820
Customer Report 5,568,180
10% 10.0% New Order 2,791,820 1,486
Payment 2,791,814
Order Status 279,181
Delivery 279,182
Stock Level 279,183
Customer Report 2,791,820
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0