Dell Inc. PowerEdge R7625 ssj_ops@100% = 393,000
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     402,917
Calibration 2     394,906
Calibration 3     393,849
ssj_ops@calibrated=394,378
100% 99.7% 394,378 393,000
90% 90.3% 354,940 355,985
80% 79.8% 315,502 314,693
70% 69.4% 276,065 273,859
60% 60.3% 236,627 237,940
50% 50.1% 197,189 197,677
40% 39.7% 157,751 156,513
30% 30.1% 118,313 118,512
20% 20.1% 78,876 79,353
10% 10.0% 39,438 39,375
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 29,303,766 1,486
Payment 29,303,758
Order Status 2,930,375
Delivery 2,930,375
Stock Level 2,930,376
Customer Report 29,303,764
Calibration 2 New Order 28,720,965 1,486
Payment 28,720,976
Order Status 2,872,100
Delivery 2,872,098
Stock Level 2,872,099
Customer Report 28,720,971
Calibration 3 New Order 28,644,042 1,486
Payment 28,644,049
Order Status 2,864,406
Delivery 2,864,406
Stock Level 2,864,406
Customer Report 28,644,048
100% 99.7% New Order 28,581,890 1,486
Payment 28,581,893
Order Status 2,858,190
Delivery 2,858,188
Stock Level 2,858,188
Customer Report 28,581,887
90% 90.3% New Order 25,890,327 1,486
Payment 25,890,333
Order Status 2,589,034
Delivery 2,589,034
Stock Level 2,589,033
Customer Report 25,890,328
80% 79.8% New Order 22,887,253 1,486
Payment 22,887,254
Order Status 2,288,726
Delivery 2,288,725
Stock Level 2,288,725
Customer Report 22,887,251
70% 69.4% New Order 19,917,020 1,486
Payment 19,917,020
Order Status 1,991,701
Delivery 1,991,705
Stock Level 1,991,700
Customer Report 19,917,029
60% 60.3% New Order 17,304,812 1,486
Payment 17,304,817
Order Status 1,730,480
Delivery 1,730,479
Stock Level 1,730,481
Customer Report 17,304,817
50% 50.1% New Order 14,378,594 1,486
Payment 14,378,589
Order Status 1,437,860
Delivery 1,437,860
Stock Level 1,437,859
Customer Report 14,378,590
40% 39.7% New Order 11,384,592 1,486
Payment 11,384,588
Order Status 1,138,460
Delivery 1,138,462
Stock Level 1,138,460
Customer Report 11,384,598
30% 30.1% New Order 8,619,375 1,486
Payment 8,619,374
Order Status 861,939
Delivery 861,938
Stock Level 861,936
Customer Report 8,619,375
20% 20.1% New Order 5,771,511 1,486
Payment 5,771,519
Order Status 577,152
Delivery 577,152
Stock Level 577,154
Customer Report 5,771,513
10% 10.0% New Order 2,863,638 1,486
Payment 2,863,641
Order Status 286,365
Delivery 286,363
Stock Level 286,363
Customer Report 2,863,630
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0