Dell Inc. PowerEdge R7725 ssj_ops@100% = 517,870
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     527,333
Calibration 2     518,423
Calibration 3     519,340
ssj_ops@calibrated=518,881
100% 99.8% 518,881 517,870
90% 90.4% 466,993 469,015
80% 80.0% 415,105 414,898
70% 69.7% 363,217 361,904
60% 59.9% 311,329 310,975
50% 50.3% 259,441 260,794
40% 39.9% 207,553 207,064
30% 30.1% 155,664 156,421
20% 19.9% 103,776 103,516
10% 10.0% 51,888 52,064
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 38,357,429 1,486
Payment 38,357,430
Order Status 3,835,742
Delivery 3,835,741
Stock Level 3,835,743
Customer Report 38,357,431
Calibration 2 New Order 37,703,546 1,486
Payment 37,703,551
Order Status 3,770,354
Delivery 3,770,356
Stock Level 3,770,353
Customer Report 37,703,545
Calibration 3 New Order 37,770,370 1,486
Payment 37,770,371
Order Status 3,777,038
Delivery 3,777,035
Stock Level 3,777,038
Customer Report 37,770,375
100% 99.8% New Order 37,664,827 1,486
Payment 37,664,814
Order Status 3,766,483
Delivery 3,766,485
Stock Level 3,766,482
Customer Report 37,664,823
90% 90.4% New Order 34,110,387 1,486
Payment 34,110,390
Order Status 3,411,038
Delivery 3,411,037
Stock Level 3,411,039
Customer Report 34,110,387
80% 80.0% New Order 30,174,915 1,486
Payment 30,174,918
Order Status 3,017,493
Delivery 3,017,492
Stock Level 3,017,490
Customer Report 30,174,912
70% 69.7% New Order 26,324,299 1,486
Payment 26,324,300
Order Status 2,632,432
Delivery 2,632,428
Stock Level 2,632,428
Customer Report 26,324,299
60% 59.9% New Order 22,616,588 1,486
Payment 22,616,594
Order Status 2,261,660
Delivery 2,261,661
Stock Level 2,261,659
Customer Report 22,616,587
50% 50.3% New Order 18,967,581 1,486
Payment 18,967,576
Order Status 1,896,757
Delivery 1,896,757
Stock Level 1,896,759
Customer Report 18,967,580
40% 39.9% New Order 15,059,938 1,486
Payment 15,059,941
Order Status 1,505,996
Delivery 1,505,995
Stock Level 1,505,998
Customer Report 15,059,940
30% 30.1% New Order 11,376,639 1,486
Payment 11,376,634
Order Status 1,137,664
Delivery 1,137,662
Stock Level 1,137,663
Customer Report 11,376,640
20% 19.9% New Order 7,528,791 1,486
Payment 7,528,791
Order Status 752,880
Delivery 752,879
Stock Level 752,881
Customer Report 7,528,789
10% 10.0% New Order 3,786,511 1,486
Payment 3,786,510
Order Status 378,649
Delivery 378,652
Stock Level 378,655
Customer Report 3,786,509
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0