Dell Inc. PowerEdge R7725 ssj_ops@100% = 503,311
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     517,872
Calibration 2     504,603
Calibration 3     504,390
ssj_ops@calibrated=504,497
100% 99.8% 504,497 503,311
90% 89.5% 454,047 451,515
80% 80.4% 403,597 405,672
70% 69.7% 353,148 351,839
60% 59.9% 302,698 302,094
50% 50.1% 252,248 252,671
40% 39.9% 201,799 201,299
30% 29.9% 151,349 150,759
20% 20.3% 100,899 102,248
10% 10.1% 50,450 51,012
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 37,669,168 1,486
Payment 37,669,179
Order Status 3,766,918
Delivery 3,766,919
Stock Level 3,766,917
Customer Report 37,669,171
Calibration 2 New Order 36,701,672 1,486
Payment 36,701,676
Order Status 3,670,169
Delivery 3,670,166
Stock Level 3,670,168
Customer Report 36,701,668
Calibration 3 New Order 36,683,568 1,486
Payment 36,683,556
Order Status 3,668,358
Delivery 3,668,356
Stock Level 3,668,357
Customer Report 36,683,552
100% 99.8% New Order 36,605,304 1,486
Payment 36,605,303
Order Status 3,660,531
Delivery 3,660,529
Stock Level 3,660,530
Customer Report 36,605,305
90% 89.5% New Order 32,837,645 1,486
Payment 32,837,640
Order Status 3,283,765
Delivery 3,283,763
Stock Level 3,283,766
Customer Report 32,837,647
80% 80.4% New Order 29,505,012 1,486
Payment 29,505,015
Order Status 2,950,502
Delivery 2,950,502
Stock Level 2,950,501
Customer Report 29,505,020
70% 69.7% New Order 25,588,339 1,486
Payment 25,588,338
Order Status 2,558,834
Delivery 2,558,832
Stock Level 2,558,833
Customer Report 25,588,335
60% 59.9% New Order 21,978,163 1,486
Payment 21,978,168
Order Status 2,197,817
Delivery 2,197,814
Stock Level 2,197,815
Customer Report 21,978,155
50% 50.1% New Order 18,376,405 1,486
Payment 18,376,409
Order Status 1,837,643
Delivery 1,837,641
Stock Level 1,837,640
Customer Report 18,376,408
40% 39.9% New Order 14,641,594 1,486
Payment 14,641,591
Order Status 1,464,158
Delivery 1,464,161
Stock Level 1,464,159
Customer Report 14,641,598
30% 29.9% New Order 10,964,720 1,486
Payment 10,964,720
Order Status 1,096,471
Delivery 1,096,472
Stock Level 1,096,472
Customer Report 10,964,720
20% 20.3% New Order 7,436,361 1,486
Payment 7,436,372
Order Status 743,636
Delivery 743,636
Stock Level 743,636
Customer Report 7,436,361
10% 10.1% New Order 3,709,995 1,486
Payment 3,710,009
Order Status 371,001
Delivery 370,999
Stock Level 371,000
Customer Report 3,709,996
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0