Dell Inc. PowerEdge R7725 ssj_ops@100% = 529,503
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     533,321
Calibration 2     530,186
Calibration 3     530,579
ssj_ops@calibrated=530,383
100% 99.8% 530,383 529,503
90% 89.8% 477,344 476,445
80% 79.6% 424,306 422,411
70% 69.8% 371,268 370,062
60% 60.3% 318,230 319,882
50% 50.0% 265,191 264,990
40% 40.1% 212,153 212,886
30% 30.4% 159,115 161,126
20% 19.9% 106,077 105,616
10% 10.0% 53,038 53,274
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 38,790,946 1,486
Payment 38,790,946
Order Status 3,879,096
Delivery 3,879,093
Stock Level 3,879,094
Customer Report 38,790,956
Calibration 2 New Order 38,559,654 1,486
Payment 38,559,652
Order Status 3,855,964
Delivery 3,855,966
Stock Level 3,855,964
Customer Report 38,559,656
Calibration 3 New Order 38,587,691 1,486
Payment 38,587,692
Order Status 3,858,769
Delivery 3,858,770
Stock Level 3,858,768
Customer Report 38,587,692
100% 99.8% New Order 38,512,637 1,486
Payment 38,512,630
Order Status 3,851,265
Delivery 3,851,263
Stock Level 3,851,263
Customer Report 38,512,636
90% 89.8% New Order 34,652,146 1,486
Payment 34,652,147
Order Status 3,465,215
Delivery 3,465,215
Stock Level 3,465,216
Customer Report 34,652,147
80% 79.6% New Order 30,723,951 1,486
Payment 30,723,945
Order Status 3,072,393
Delivery 3,072,394
Stock Level 3,072,395
Customer Report 30,723,947
70% 69.8% New Order 26,914,845 1,486
Payment 26,914,856
Order Status 2,691,484
Delivery 2,691,485
Stock Level 2,691,485
Customer Report 26,914,849
60% 60.3% New Order 23,265,525 1,486
Payment 23,265,519
Order Status 2,326,551
Delivery 2,326,550
Stock Level 2,326,552
Customer Report 23,265,522
50% 50.0% New Order 19,279,713 1,486
Payment 19,279,712
Order Status 1,927,971
Delivery 1,927,972
Stock Level 1,927,971
Customer Report 19,279,716
40% 40.1% New Order 15,484,324 1,486
Payment 15,484,323
Order Status 1,548,431
Delivery 1,548,433
Stock Level 1,548,435
Customer Report 15,484,323
30% 30.4% New Order 11,718,760 1,486
Payment 11,718,760
Order Status 1,171,875
Delivery 1,171,876
Stock Level 1,171,874
Customer Report 11,718,763
20% 19.9% New Order 7,681,518 1,486
Payment 7,681,517
Order Status 768,153
Delivery 768,152
Stock Level 768,153
Customer Report 7,681,509
10% 10.0% New Order 3,874,480 1,486
Payment 3,874,478
Order Status 387,448
Delivery 387,447
Stock Level 387,448
Customer Report 3,874,476
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0