Dell Inc. PowerEdge R7725 ssj_ops@100% = 522,370
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     527,198
Calibration 2     523,501
Calibration 3     524,673
ssj_ops@calibrated=524,087
100% 99.7% 524,087 522,370
90% 89.5% 471,678 469,125
80% 80.5% 419,270 421,710
70% 70.1% 366,861 367,352
60% 59.7% 314,452 312,797
50% 50.0% 262,044 262,148
40% 40.3% 209,635 211,357
30% 30.0% 157,226 157,059
20% 20.1% 104,817 105,470
10% 9.9% 52,409 51,830
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 38,344,524 1,486
Payment 38,344,519
Order Status 3,834,452
Delivery 3,834,454
Stock Level 3,834,451
Customer Report 38,344,524
Calibration 2 New Order 38,073,421 1,486
Payment 38,073,429
Order Status 3,807,344
Delivery 3,807,341
Stock Level 3,807,343
Customer Report 38,073,427
Calibration 3 New Order 38,158,479 1,486
Payment 38,158,480
Order Status 3,815,849
Delivery 3,815,848
Stock Level 3,815,850
Customer Report 38,158,487
100% 99.7% New Order 37,990,819 1,486
Payment 37,990,823
Order Status 3,799,085
Delivery 3,799,085
Stock Level 3,799,081
Customer Report 37,990,819
90% 89.5% New Order 34,118,589 1,486
Payment 34,118,585
Order Status 3,411,859
Delivery 3,411,857
Stock Level 3,411,858
Customer Report 34,118,581
80% 80.5% New Order 30,670,172 1,486
Payment 30,670,172
Order Status 3,067,018
Delivery 3,067,018
Stock Level 3,067,017
Customer Report 30,670,172
70% 70.1% New Order 26,716,984 1,486
Payment 26,716,978
Order Status 2,671,698
Delivery 2,671,700
Stock Level 2,671,701
Customer Report 26,716,986
60% 59.7% New Order 22,750,012 1,486
Payment 22,750,007
Order Status 2,274,999
Delivery 2,275,001
Stock Level 2,275,000
Customer Report 22,750,006
50% 50.0% New Order 19,066,133 1,486
Payment 19,066,131
Order Status 1,906,613
Delivery 1,906,614
Stock Level 1,906,611
Customer Report 19,066,132
40% 40.3% New Order 15,371,658 1,486
Payment 15,371,653
Order Status 1,537,166
Delivery 1,537,166
Stock Level 1,537,165
Customer Report 15,371,656
30% 30.0% New Order 11,422,668 1,486
Payment 11,422,668
Order Status 1,142,268
Delivery 1,142,268
Stock Level 1,142,268
Customer Report 11,422,672
20% 20.1% New Order 7,670,595 1,486
Payment 7,670,589
Order Status 767,060
Delivery 767,059
Stock Level 767,058
Customer Report 7,670,592
10% 9.9% New Order 3,769,675 1,486
Payment 3,769,679
Order Status 376,966
Delivery 376,969
Stock Level 376,967
Customer Report 3,769,677
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0