Dell Inc. PowerEdge R7625 ssj_ops@100% = 396,691
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     405,352
Calibration 2     397,951
Calibration 3     398,061
ssj_ops@calibrated=398,006
100% 99.7% 398,006 396,691
90% 90.2% 358,206 358,909
80% 80.4% 318,405 319,804
70% 70.2% 278,604 279,477
60% 59.9% 238,804 238,374
50% 50.0% 199,003 198,999
40% 40.3% 159,202 160,240
30% 30.1% 119,402 119,986
20% 20.1% 79,601 79,966
10% 10.0% 39,801 39,788
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 29,486,061 1,486
Payment 29,486,058
Order Status 2,948,606
Delivery 2,948,608
Stock Level 2,948,605
Customer Report 29,486,063
Calibration 2 New Order 28,942,014 1,486
Payment 28,942,005
Order Status 2,894,201
Delivery 2,894,200
Stock Level 2,894,202
Customer Report 28,942,014
Calibration 3 New Order 28,950,126 1,486
Payment 28,950,121
Order Status 2,895,014
Delivery 2,895,011
Stock Level 2,895,012
Customer Report 28,950,124
100% 99.7% New Order 28,851,583 1,486
Payment 28,851,576
Order Status 2,885,156
Delivery 2,885,159
Stock Level 2,885,159
Customer Report 28,851,580
90% 90.2% New Order 26,102,871 1,486
Payment 26,102,872
Order Status 2,610,287
Delivery 2,610,287
Stock Level 2,610,287
Customer Report 26,102,864
80% 80.4% New Order 23,258,646 1,486
Payment 23,258,651
Order Status 2,325,865
Delivery 2,325,866
Stock Level 2,325,863
Customer Report 23,258,650
70% 70.2% New Order 20,325,685 1,486
Payment 20,325,689
Order Status 2,032,568
Delivery 2,032,570
Stock Level 2,032,570
Customer Report 20,325,681
60% 59.9% New Order 17,336,484 1,486
Payment 17,336,485
Order Status 1,733,649
Delivery 1,733,647
Stock Level 1,733,649
Customer Report 17,336,479
50% 50.0% New Order 14,472,828 1,486
Payment 14,472,832
Order Status 1,447,284
Delivery 1,447,284
Stock Level 1,447,283
Customer Report 14,472,837
40% 40.3% New Order 11,653,998 1,486
Payment 11,654,000
Order Status 1,165,400
Delivery 1,165,400
Stock Level 1,165,401
Customer Report 11,654,004
30% 30.1% New Order 8,726,508 1,486
Payment 8,726,509
Order Status 872,651
Delivery 872,652
Stock Level 872,652
Customer Report 8,726,512
20% 20.1% New Order 5,816,060 1,486
Payment 5,816,056
Order Status 581,604
Delivery 581,608
Stock Level 581,607
Customer Report 5,816,065
10% 10.0% New Order 2,893,701 1,486
Payment 2,893,713
Order Status 289,371
Delivery 289,372
Stock Level 289,370
Customer Report 2,893,700
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0