Dell Inc. PowerEdge R7725 ssj_ops@100% = 540,885
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Dec 18, 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     546,707
Calibration 2     542,525
Calibration 3     543,469
ssj_ops@calibrated=542,997
100% 99.6% 542,997 540,885
90% 89.7% 488,697 486,829
80% 80.0% 434,398 434,348
70% 70.0% 380,098 380,163
60% 60.1% 325,798 326,149
50% 49.7% 271,499 270,128
40% 39.9% 217,199 216,755
30% 29.9% 162,899 162,417
20% 19.9% 108,599 107,993
10% 10.1% 54,300 55,063
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
Default Thermal Profile Settings
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 39,762,150 1,486
Payment 39,762,158
Order Status 3,976,216
Delivery 3,976,216
Stock Level 3,976,215
Customer Report 39,762,150
Calibration 2 New Order 39,457,295 1,486
Payment 39,457,292
Order Status 3,945,731
Delivery 3,945,728
Stock Level 3,945,729
Customer Report 39,457,289
Calibration 3 New Order 39,525,292 1,486
Payment 39,525,286
Order Status 3,952,529
Delivery 3,952,529
Stock Level 3,952,529
Customer Report 39,525,278
100% 99.6% New Order 39,338,358 1,486
Payment 39,338,362
Order Status 3,933,835
Delivery 3,933,836
Stock Level 3,933,837
Customer Report 39,338,354
90% 89.7% New Order 35,406,014 1,486
Payment 35,406,016
Order Status 3,540,602
Delivery 3,540,601
Stock Level 3,540,602
Customer Report 35,406,020
80% 80.0% New Order 31,590,445 1,486
Payment 31,590,445
Order Status 3,159,043
Delivery 3,159,046
Stock Level 3,159,046
Customer Report 31,590,447
70% 70.0% New Order 27,649,782 1,486
Payment 27,649,778
Order Status 2,764,979
Delivery 2,764,977
Stock Level 2,764,977
Customer Report 27,649,771
60% 60.1% New Order 23,720,400 1,486
Payment 23,720,384
Order Status 2,372,041
Delivery 2,372,041
Stock Level 2,372,039
Customer Report 23,720,384
50% 49.7% New Order 19,645,737 1,486
Payment 19,645,741
Order Status 1,964,573
Delivery 1,964,572
Stock Level 1,964,572
Customer Report 19,645,737
40% 39.9% New Order 15,764,850 1,486
Payment 15,764,852
Order Status 1,576,485
Delivery 1,576,485
Stock Level 1,576,486
Customer Report 15,764,844
30% 29.9% New Order 11,812,705 1,486
Payment 11,812,708
Order Status 1,181,269
Delivery 1,181,271
Stock Level 1,181,270
Customer Report 11,812,703
20% 19.9% New Order 7,854,422 1,486
Payment 7,854,428
Order Status 785,444
Delivery 785,443
Stock Level 785,443
Customer Report 7,854,432
10% 10.1% New Order 4,004,835 1,486
Payment 4,004,835
Order Status 400,484
Delivery 400,484
Stock Level 400,482
Customer Report 4,004,837
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0