Dell Inc. PowerEdge R7725 ssj_ops@100% = 498,376
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     509,422
Calibration 2     499,990
Calibration 3     500,753
ssj_ops@calibrated=500,372
100% 99.6% 500,372 498,376
90% 90.1% 450,335 450,781
80% 79.7% 400,297 398,630
70% 69.7% 350,260 348,788
60% 60.0% 300,223 300,246
50% 49.9% 250,186 249,906
40% 40.2% 200,149 201,183
30% 29.9% 150,112 149,614
20% 19.8% 100,074 99,231
10% 10.2% 50,037 50,862
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 37,052,478 1,486
Payment 37,052,474
Order Status 3,705,248
Delivery 3,705,246
Stock Level 3,705,247
Customer Report 37,052,468
Calibration 2 New Order 36,364,081 1,486
Payment 36,364,084
Order Status 3,636,409
Delivery 3,636,407
Stock Level 3,636,408
Customer Report 36,364,086
Calibration 3 New Order 36,422,134 1,486
Payment 36,422,132
Order Status 3,642,214
Delivery 3,642,213
Stock Level 3,642,212
Customer Report 36,422,136
100% 99.6% New Order 36,246,060 1,486
Payment 36,246,059
Order Status 3,624,607
Delivery 3,624,606
Stock Level 3,624,605
Customer Report 36,246,066
90% 90.1% New Order 32,784,803 1,486
Payment 32,784,802
Order Status 3,278,481
Delivery 3,278,483
Stock Level 3,278,480
Customer Report 32,784,801
80% 79.7% New Order 28,992,194 1,486
Payment 28,992,188
Order Status 2,899,219
Delivery 2,899,220
Stock Level 2,899,218
Customer Report 28,992,179
70% 69.7% New Order 25,367,758 1,486
Payment 25,367,759
Order Status 2,536,775
Delivery 2,536,778
Stock Level 2,536,775
Customer Report 25,367,757
60% 60.0% New Order 21,836,593 1,486
Payment 21,836,600
Order Status 2,183,661
Delivery 2,183,659
Stock Level 2,183,660
Customer Report 21,836,598
50% 49.9% New Order 18,175,730 1,486
Payment 18,175,740
Order Status 1,817,572
Delivery 1,817,573
Stock Level 1,817,573
Customer Report 18,175,730
40% 40.2% New Order 14,633,198 1,486
Payment 14,633,202
Order Status 1,463,318
Delivery 1,463,319
Stock Level 1,463,319
Customer Report 14,633,202
30% 29.9% New Order 10,881,803 1,486
Payment 10,881,807
Order Status 1,088,182
Delivery 1,088,181
Stock Level 1,088,179
Customer Report 10,881,809
20% 19.8% New Order 7,217,139 1,486
Payment 7,217,146
Order Status 721,713
Delivery 721,714
Stock Level 721,714
Customer Report 7,217,138
10% 10.2% New Order 3,699,091 1,486
Payment 3,699,099
Order Status 369,908
Delivery 369,908
Stock Level 369,908
Customer Report 3,699,086
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0