Dell Inc. PowerEdge R7725 ssj_ops@100% = 518,961
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     522,945
Calibration 2     519,315
Calibration 3     519,815
ssj_ops@calibrated=519,565
100% 99.9% 519,565 518,961
90% 90.2% 467,608 468,821
80% 79.5% 415,652 413,168
70% 70.0% 363,695 363,631
60% 59.8% 311,739 310,565
50% 49.7% 259,782 258,220
40% 39.7% 207,826 206,150
30% 30.0% 155,869 155,745
20% 19.8% 103,913 102,978
10% 10.0% 51,956 51,873
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 38,034,577 1,486
Payment 38,034,583
Order Status 3,803,457
Delivery 3,803,458
Stock Level 3,803,457
Customer Report 38,034,574
Calibration 2 New Order 37,769,035 1,486
Payment 37,769,034
Order Status 3,776,906
Delivery 3,776,904
Stock Level 3,776,901
Customer Report 37,769,047
Calibration 3 New Order 37,804,829 1,486
Payment 37,804,831
Order Status 3,780,484
Delivery 3,780,484
Stock Level 3,780,483
Customer Report 37,804,834
100% 99.9% New Order 37,745,525 1,486
Payment 37,745,523
Order Status 3,774,550
Delivery 3,774,552
Stock Level 3,774,553
Customer Report 37,745,526
90% 90.2% New Order 34,096,557 1,486
Payment 34,096,556
Order Status 3,409,657
Delivery 3,409,658
Stock Level 3,409,656
Customer Report 34,096,552
80% 79.5% New Order 30,051,028 1,486
Payment 30,051,032
Order Status 3,005,103
Delivery 3,005,102
Stock Level 3,005,104
Customer Report 30,051,024
70% 70.0% New Order 26,447,625 1,486
Payment 26,447,625
Order Status 2,644,764
Delivery 2,644,763
Stock Level 2,644,762
Customer Report 26,447,622
60% 59.8% New Order 22,590,444 1,486
Payment 22,590,438
Order Status 2,259,045
Delivery 2,259,045
Stock Level 2,259,042
Customer Report 22,590,437
50% 49.7% New Order 18,780,730 1,486
Payment 18,780,732
Order Status 1,878,071
Delivery 1,878,072
Stock Level 1,878,073
Customer Report 18,780,726
40% 39.7% New Order 14,994,349 1,486
Payment 14,994,341
Order Status 1,499,437
Delivery 1,499,433
Stock Level 1,499,434
Customer Report 14,994,338
30% 30.0% New Order 11,326,997 1,486
Payment 11,327,004
Order Status 1,132,701
Delivery 1,132,701
Stock Level 1,132,701
Customer Report 11,327,001
20% 19.8% New Order 7,489,702 1,486
Payment 7,489,693
Order Status 748,971
Delivery 748,971
Stock Level 748,969
Customer Report 7,489,694
10% 10.0% New Order 3,772,960 1,486
Payment 3,772,959
Order Status 377,297
Delivery 377,297
Stock Level 377,297
Customer Report 3,772,958
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0