Dell Inc. PowerEdge R7725 ssj_ops@100% = 516,160
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     527,710
Calibration 2     516,444
Calibration 3     517,624
ssj_ops@calibrated=517,034
100% 99.8% 517,034 516,160
90% 90.0% 465,330 465,566
80% 79.8% 413,627 412,828
70% 70.2% 361,924 362,837
60% 60.3% 310,220 311,662
50% 50.2% 258,517 259,661
40% 39.9% 206,814 206,411
30% 29.6% 155,110 153,087
20% 20.0% 103,407 103,420
10% 10.0% 51,703 51,779
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 38,383,204 1,486
Payment 38,383,206
Order Status 3,838,319
Delivery 3,838,320
Stock Level 3,838,321
Customer Report 38,383,200
Calibration 2 New Order 37,562,814 1,486
Payment 37,562,810
Order Status 3,756,282
Delivery 3,756,278
Stock Level 3,756,281
Customer Report 37,562,809
Calibration 3 New Order 37,647,234 1,486
Payment 37,647,236
Order Status 3,764,723
Delivery 3,764,722
Stock Level 3,764,724
Customer Report 37,647,236
100% 99.8% New Order 37,540,512 1,486
Payment 37,540,511
Order Status 3,754,051
Delivery 3,754,052
Stock Level 3,754,051
Customer Report 37,540,511
90% 90.0% New Order 33,862,059 1,486
Payment 33,862,049
Order Status 3,386,206
Delivery 3,386,205
Stock Level 3,386,206
Customer Report 33,862,054
80% 79.8% New Order 30,023,878 1,486
Payment 30,023,881
Order Status 3,002,390
Delivery 3,002,389
Stock Level 3,002,389
Customer Report 30,023,881
70% 70.2% New Order 26,389,342 1,486
Payment 26,389,345
Order Status 2,638,934
Delivery 2,638,936
Stock Level 2,638,934
Customer Report 26,389,343
60% 60.3% New Order 22,666,483 1,486
Payment 22,666,483
Order Status 2,266,649
Delivery 2,266,649
Stock Level 2,266,647
Customer Report 22,666,488
50% 50.2% New Order 18,884,991 1,486
Payment 18,884,988
Order Status 1,888,500
Delivery 1,888,501
Stock Level 1,888,500
Customer Report 18,884,988
40% 39.9% New Order 15,012,098 1,486
Payment 15,012,102
Order Status 1,501,211
Delivery 1,501,210
Stock Level 1,501,209
Customer Report 15,012,101
30% 29.6% New Order 11,134,214 1,486
Payment 11,134,213
Order Status 1,113,424
Delivery 1,113,424
Stock Level 1,113,425
Customer Report 11,134,220
20% 20.0% New Order 7,521,499 1,486
Payment 7,521,499
Order Status 752,149
Delivery 752,150
Stock Level 752,150
Customer Report 7,521,497
10% 10.0% New Order 3,765,759 1,486
Payment 3,765,755
Order Status 376,575
Delivery 376,575
Stock Level 376,575
Customer Report 3,765,763
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0