Dell Inc. PowerEdge R7625 ssj_ops@100% = 383,834
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     398,647
Calibration 2     383,173
Calibration 3     382,324
ssj_ops@calibrated=382,748
100% 100.3% 382,748 383,834
90% 90.6% 344,473 346,602
80% 79.4% 306,199 303,763
70% 69.1% 267,924 264,328
60% 59.7% 229,649 228,433
50% 50.1% 191,374 191,823
40% 39.8% 153,099 152,466
30% 29.8% 114,824 114,149
20% 19.9% 76,550 76,145
10% 10.1% 38,275 38,770
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 28,995,910 1,486
Payment 28,995,903
Order Status 2,899,591
Delivery 2,899,588
Stock Level 2,899,591
Customer Report 28,995,911
Calibration 2 New Order 27,867,187 1,486
Payment 27,867,182
Order Status 2,786,719
Delivery 2,786,720
Stock Level 2,786,719
Customer Report 27,867,191
Calibration 3 New Order 27,806,328 1,486
Payment 27,806,324
Order Status 2,780,633
Delivery 2,780,630
Stock Level 2,780,631
Customer Report 27,806,321
100% 100.3% New Order 27,916,095 1,486
Payment 27,916,095
Order Status 2,791,612
Delivery 2,791,610
Stock Level 2,791,609
Customer Report 27,916,094
90% 90.6% New Order 25,207,780 1,486
Payment 25,207,767
Order Status 2,520,777
Delivery 2,520,776
Stock Level 2,520,780
Customer Report 25,207,776
80% 79.4% New Order 22,091,942 1,486
Payment 22,091,933
Order Status 2,209,195
Delivery 2,209,193
Stock Level 2,209,194
Customer Report 22,091,942
70% 69.1% New Order 19,224,487 1,486
Payment 19,224,483
Order Status 1,922,449
Delivery 1,922,449
Stock Level 1,922,448
Customer Report 19,224,487
60% 59.7% New Order 16,613,914 1,486
Payment 16,613,917
Order Status 1,661,393
Delivery 1,661,391
Stock Level 1,661,392
Customer Report 16,613,920
50% 50.1% New Order 13,950,775 1,486
Payment 13,950,772
Order Status 1,395,079
Delivery 1,395,077
Stock Level 1,395,080
Customer Report 13,950,777
40% 39.8% New Order 11,088,447 1,486
Payment 11,088,441
Order Status 1,108,845
Delivery 1,108,846
Stock Level 1,108,845
Customer Report 11,088,443
30% 29.8% New Order 8,302,116 1,486
Payment 8,302,112
Order Status 830,211
Delivery 830,209
Stock Level 830,211
Customer Report 8,302,113
20% 19.9% New Order 5,538,126 1,486
Payment 5,538,117
Order Status 553,815
Delivery 553,813
Stock Level 553,812
Customer Report 5,538,132
10% 10.1% New Order 2,819,786 1,486
Payment 2,819,786
Order Status 281,978
Delivery 281,977
Stock Level 281,980
Customer Report 2,819,793
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0