Dell Inc. PowerEdge R7725 ssj_ops@100% = 510,814
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     517,625
Calibration 2     514,154
Calibration 3     513,928
ssj_ops@calibrated=514,041
100% 99.4% 514,041 510,814
90% 90.1% 462,637 463,397
80% 80.3% 411,233 412,614
70% 70.0% 359,829 360,081
60% 60.0% 308,425 308,563
50% 50.1% 257,021 257,721
40% 40.0% 205,616 205,825
30% 30.1% 154,212 154,812
20% 20.1% 102,808 103,449
10% 10.2% 51,404 52,539
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 37,652,320 1,486
Payment 37,652,328
Order Status 3,765,231
Delivery 3,765,233
Stock Level 3,765,234
Customer Report 37,652,325
Calibration 2 New Order 37,393,405 1,486
Payment 37,393,408
Order Status 3,739,340
Delivery 3,739,339
Stock Level 3,739,342
Customer Report 37,393,403
Calibration 3 New Order 37,376,634 1,486
Payment 37,376,629
Order Status 3,737,664
Delivery 3,737,665
Stock Level 3,737,661
Customer Report 37,376,636
100% 99.4% New Order 37,150,235 1,486
Payment 37,150,234
Order Status 3,715,025
Delivery 3,715,024
Stock Level 3,715,025
Customer Report 37,150,236
90% 90.1% New Order 33,701,655 1,486
Payment 33,701,658
Order Status 3,370,165
Delivery 3,370,167
Stock Level 3,370,165
Customer Report 33,701,658
80% 80.3% New Order 30,009,741 1,486
Payment 30,009,748
Order Status 3,000,973
Delivery 3,000,977
Stock Level 3,000,973
Customer Report 30,009,735
70% 70.0% New Order 26,191,124 1,486
Payment 26,191,127
Order Status 2,619,113
Delivery 2,619,113
Stock Level 2,619,114
Customer Report 26,191,130
60% 60.0% New Order 22,441,659 1,486
Payment 22,441,668
Order Status 2,244,167
Delivery 2,244,165
Stock Level 2,244,168
Customer Report 22,441,663
50% 50.1% New Order 18,743,989 1,486
Payment 18,743,994
Order Status 1,874,399
Delivery 1,874,396
Stock Level 1,874,399
Customer Report 18,743,991
40% 40.0% New Order 14,969,391 1,486
Payment 14,969,389
Order Status 1,496,938
Delivery 1,496,939
Stock Level 1,496,939
Customer Report 14,969,396
30% 30.1% New Order 11,259,132 1,486
Payment 11,259,131
Order Status 1,125,914
Delivery 1,125,915
Stock Level 1,125,912
Customer Report 11,259,137
20% 20.1% New Order 7,523,940 1,486
Payment 7,523,941
Order Status 752,396
Delivery 752,393
Stock Level 752,392
Customer Report 7,523,938
10% 10.2% New Order 3,821,037 1,486
Payment 3,821,040
Order Status 382,102
Delivery 382,104
Stock Level 382,103
Customer Report 3,821,037
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0