Dell Inc. PowerEdge R7725 ssj_ops@100% = 515,919
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     520,448
Calibration 2     515,904
Calibration 3     516,319
ssj_ops@calibrated=516,112
100% 100.0% 516,112 515,919
90% 90.0% 464,501 464,320
80% 80.4% 412,889 415,116
70% 70.3% 361,278 362,849
60% 59.8% 309,667 308,420
50% 50.3% 258,056 259,704
40% 39.9% 206,445 206,075
30% 29.8% 154,834 153,883
20% 20.2% 103,222 104,411
10% 9.9% 51,611 51,233
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 37,851,834 1,486
Payment 37,851,828
Order Status 3,785,183
Delivery 3,785,186
Stock Level 3,785,182
Customer Report 37,851,839
Calibration 2 New Order 37,521,190 1,486
Payment 37,521,186
Order Status 3,752,118
Delivery 3,752,120
Stock Level 3,752,119
Customer Report 37,521,187
Calibration 3 New Order 37,553,308 1,486
Payment 37,553,299
Order Status 3,755,329
Delivery 3,755,331
Stock Level 3,755,330
Customer Report 37,553,296
100% 100.0% New Order 37,522,910 1,486
Payment 37,522,913
Order Status 3,752,290
Delivery 3,752,293
Stock Level 3,752,290
Customer Report 37,522,916
90% 90.0% New Order 33,769,236 1,486
Payment 33,769,229
Order Status 3,376,922
Delivery 3,376,921
Stock Level 3,376,923
Customer Report 33,769,236
80% 80.4% New Order 30,190,842 1,486
Payment 30,190,842
Order Status 3,019,084
Delivery 3,019,083
Stock Level 3,019,084
Customer Report 30,190,843
70% 70.3% New Order 26,389,123 1,486
Payment 26,389,130
Order Status 2,638,912
Delivery 2,638,913
Stock Level 2,638,913
Customer Report 26,389,132
60% 59.8% New Order 22,430,994 1,486
Payment 22,430,991
Order Status 2,243,100
Delivery 2,243,101
Stock Level 2,243,098
Customer Report 22,430,990
50% 50.3% New Order 18,887,624 1,486
Payment 18,887,619
Order Status 1,888,761
Delivery 1,888,762
Stock Level 1,888,761
Customer Report 18,887,620
40% 39.9% New Order 14,987,612 1,486
Payment 14,987,610
Order Status 1,498,762
Delivery 1,498,761
Stock Level 1,498,762
Customer Report 14,987,615
30% 29.8% New Order 11,192,143 1,486
Payment 11,192,148
Order Status 1,119,214
Delivery 1,119,214
Stock Level 1,119,215
Customer Report 11,192,148
20% 20.2% New Order 7,593,868 1,486
Payment 7,593,866
Order Status 759,388
Delivery 759,387
Stock Level 759,386
Customer Report 7,593,869
10% 9.9% New Order 3,726,026 1,486
Payment 3,726,023
Order Status 372,603
Delivery 372,603
Stock Level 372,601
Customer Report 3,726,036
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0