Dell Inc. PowerEdge R7725 ssj_ops@100% = 511,503
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     521,064
Calibration 2     512,989
Calibration 3     512,208
ssj_ops@calibrated=512,598
100% 99.8% 512,598 511,503
90% 90.2% 461,339 462,566
80% 80.1% 410,079 410,454
70% 70.4% 358,819 361,041
60% 59.8% 307,559 306,733
50% 49.9% 256,299 255,735
40% 40.0% 205,039 204,794
30% 30.0% 153,780 153,800
20% 20.0% 102,520 102,765
10% 10.1% 51,260 51,520
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 37,902,332 1,486
Payment 37,902,337
Order Status 3,790,233
Delivery 3,790,235
Stock Level 3,790,233
Customer Report 37,902,333
Calibration 2 New Order 37,310,010 1,486
Payment 37,310,017
Order Status 3,730,999
Delivery 3,731,002
Stock Level 3,731,000
Customer Report 37,310,018
Calibration 3 New Order 37,251,860 1,486
Payment 37,251,858
Order Status 3,725,184
Delivery 3,725,187
Stock Level 3,725,186
Customer Report 37,251,853
100% 99.8% New Order 37,200,271 1,486
Payment 37,200,263
Order Status 3,720,028
Delivery 3,720,028
Stock Level 3,720,027
Customer Report 37,200,272
90% 90.2% New Order 33,642,782 1,486
Payment 33,642,785
Order Status 3,364,278
Delivery 3,364,277
Stock Level 3,364,276
Customer Report 33,642,782
80% 80.1% New Order 29,851,494 1,486
Payment 29,851,501
Order Status 2,985,152
Delivery 2,985,150
Stock Level 2,985,150
Customer Report 29,851,502
70% 70.4% New Order 26,257,624 1,486
Payment 26,257,624
Order Status 2,625,763
Delivery 2,625,763
Stock Level 2,625,762
Customer Report 26,257,625
60% 59.8% New Order 22,312,101 1,486
Payment 22,312,101
Order Status 2,231,210
Delivery 2,231,210
Stock Level 2,231,209
Customer Report 22,312,109
50% 49.9% New Order 18,598,925 1,486
Payment 18,598,917
Order Status 1,859,892
Delivery 1,859,893
Stock Level 1,859,890
Customer Report 18,598,923
40% 40.0% New Order 14,894,656 1,486
Payment 14,894,653
Order Status 1,489,468
Delivery 1,489,465
Stock Level 1,489,466
Customer Report 14,894,656
30% 30.0% New Order 11,186,133 1,486
Payment 11,186,134
Order Status 1,118,612
Delivery 1,118,614
Stock Level 1,118,613
Customer Report 11,186,132
20% 20.0% New Order 7,474,185 1,486
Payment 7,474,190
Order Status 747,418
Delivery 747,418
Stock Level 747,418
Customer Report 7,474,194
10% 10.1% New Order 3,746,896 1,486
Payment 3,746,896
Order Status 374,690
Delivery 374,690
Stock Level 374,690
Customer Report 3,746,899
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0