Dell Inc. PowerEdge R7725 ssj_ops@100% = 515,609
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Dec 19, 2025
Hardware Availability: Nov-2024 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     520,104
Calibration 2     516,592
Calibration 3     516,393
ssj_ops@calibrated=516,493
100% 99.8% 516,493 515,609
90% 89.8% 464,843 463,861
80% 80.0% 413,194 413,347
70% 70.4% 361,545 363,415
60% 59.5% 309,896 307,308
50% 50.0% 258,246 258,413
40% 40.3% 206,597 208,152
30% 30.0% 154,948 154,766
20% 20.0% 103,299 103,491
10% 9.9% 51,649 51,241
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 R7725
Hardware
Hardware Vendor: Dell Inc.
Model: PowerEdge R7725
Form Factor: 2U
CPU Name: AMD EPYC 9355 3.55 GHz
CPU Characteristics: 32 core, 3.55 GHz, 256 MB L3 Cache, Max Boost Clock up to 4.4 GHz
CPU Frequency (MHz): 3550
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 + 48 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 PC5-6400-R, Slots A1-12, B1-12 populated.
Power Supply Quantity and Rating (W): 2 x 3200
Power Supply Details: 2 x Delta 3200W Titanium Efficiency (DPN - J0KHH)
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 5719 Quad Port 1GbE LOM, 1 x Broadcom 57414 Dual Port 25GbE LOM
NICs Enabled in Firmware / OS / Connected: 6/6/1
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: 1.5.3
Management Firmware Version: 1.20.80.50 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 37,828,855 1,486
Payment 37,828,858
Order Status 3,782,885
Delivery 3,782,884
Stock Level 3,782,884
Customer Report 37,828,855
Calibration 2 New Order 37,570,940 1,486
Payment 37,570,947
Order Status 3,757,094
Delivery 3,757,095
Stock Level 3,757,094
Customer Report 37,570,947
Calibration 3 New Order 37,557,711 1,486
Payment 37,557,708
Order Status 3,755,771
Delivery 3,755,773
Stock Level 3,755,769
Customer Report 37,557,711
100% 99.8% New Order 37,498,982 1,486
Payment 37,498,989
Order Status 3,749,898
Delivery 3,749,900
Stock Level 3,749,896
Customer Report 37,498,988
90% 89.8% New Order 33,735,462 1,486
Payment 33,735,458
Order Status 3,373,546
Delivery 3,373,545
Stock Level 3,373,546
Customer Report 33,735,457
80% 80.0% New Order 30,061,787 1,486
Payment 30,061,782
Order Status 3,006,181
Delivery 3,006,181
Stock Level 3,006,179
Customer Report 30,061,785
70% 70.4% New Order 26,431,434 1,486
Payment 26,431,438
Order Status 2,643,143
Delivery 2,643,145
Stock Level 2,643,142
Customer Report 26,431,441
60% 59.5% New Order 22,349,973 1,486
Payment 22,349,968
Order Status 2,235,000
Delivery 2,235,000
Stock Level 2,234,998
Customer Report 22,349,977
50% 50.0% New Order 18,795,810 1,486
Payment 18,795,812
Order Status 1,879,579
Delivery 1,879,580
Stock Level 1,879,582
Customer Report 18,795,820
40% 40.3% New Order 15,139,446 1,486
Payment 15,139,445
Order Status 1,513,944
Delivery 1,513,942
Stock Level 1,513,945
Customer Report 15,139,452
30% 30.0% New Order 11,255,736 1,486
Payment 11,255,737
Order Status 1,125,572
Delivery 1,125,574
Stock Level 1,125,575
Customer Report 11,255,741
20% 20.0% New Order 7,526,990 1,486
Payment 7,526,990
Order Status 752,699
Delivery 752,701
Stock Level 752,700
Customer Report 7,526,996
10% 9.9% New Order 3,726,668 1,486
Payment 3,726,665
Order Status 372,668
Delivery 372,665
Stock Level 372,665
Customer Report 3,726,670
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0