Dell Inc. PowerEdge R7725 ssj_ops@100% = 527,652
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     529,161
Calibration 2     527,284
Calibration 3     528,073
ssj_ops@calibrated=527,679
100% 100.0% 527,679 527,652
90% 90.2% 474,911 475,734
80% 80.0% 422,143 422,320
70% 69.8% 369,375 368,258
60% 60.0% 316,607 316,728
50% 50.0% 263,839 263,786
40% 40.1% 211,071 211,659
30% 29.8% 158,304 157,267
20% 19.7% 105,536 104,108
10% 10.0% 52,768 52,616
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 38,489,529 1,486
Payment 38,489,526
Order Status 3,848,952
Delivery 3,848,953
Stock Level 3,848,955
Customer Report 38,489,528
Calibration 2 New Order 38,348,737 1,486
Payment 38,348,733
Order Status 3,834,872
Delivery 3,834,872
Stock Level 3,834,873
Customer Report 38,348,731
Calibration 3 New Order 38,407,137 1,486
Payment 38,407,136
Order Status 3,840,714
Delivery 3,840,713
Stock Level 3,840,714
Customer Report 38,407,135
100% 100.0% New Order 38,376,358 1,486
Payment 38,376,353
Order Status 3,837,638
Delivery 3,837,637
Stock Level 3,837,635
Customer Report 38,376,358
90% 90.2% New Order 34,599,788 1,486
Payment 34,599,786
Order Status 3,459,979
Delivery 3,459,980
Stock Level 3,459,979
Customer Report 34,599,789
80% 80.0% New Order 30,714,430 1,486
Payment 30,714,432
Order Status 3,071,444
Delivery 3,071,443
Stock Level 3,071,442
Customer Report 30,714,426
70% 69.8% New Order 26,784,035 1,486
Payment 26,784,034
Order Status 2,678,403
Delivery 2,678,404
Stock Level 2,678,401
Customer Report 26,784,038
60% 60.0% New Order 23,034,834 1,486
Payment 23,034,840
Order Status 2,303,483
Delivery 2,303,482
Stock Level 2,303,485
Customer Report 23,034,835
50% 50.0% New Order 19,185,656 1,486
Payment 19,185,656
Order Status 1,918,566
Delivery 1,918,565
Stock Level 1,918,566
Customer Report 19,185,665
40% 40.1% New Order 15,393,648 1,486
Payment 15,393,646
Order Status 1,539,367
Delivery 1,539,365
Stock Level 1,539,363
Customer Report 15,393,642
30% 29.8% New Order 11,437,673 1,486
Payment 11,437,671
Order Status 1,143,767
Delivery 1,143,767
Stock Level 1,143,768
Customer Report 11,437,666
20% 19.7% New Order 7,571,588 1,486
Payment 7,571,591
Order Status 757,160
Delivery 757,159
Stock Level 757,158
Customer Report 7,571,590
10% 10.0% New Order 3,826,672 1,486
Payment 3,826,660
Order Status 382,669
Delivery 382,667
Stock Level 382,668
Customer Report 3,826,664
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0