Dell Inc. PowerEdge R7725 ssj_ops@100% = 500,546
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     517,450
Calibration 2     507,841
Calibration 3     500,259
ssj_ops@calibrated=504,050
100% 99.3% 504,050 500,546
90% 89.7% 453,645 452,279
80% 79.5% 403,240 400,827
70% 70.0% 352,835 352,743
60% 59.9% 302,430 302,004
50% 49.6% 252,025 250,143
40% 39.7% 201,620 200,305
30% 30.1% 151,215 151,762
20% 19.9% 100,810 100,429
10% 10.0% 50,405 50,171
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 37,634,358 1,486
Payment 37,634,352
Order Status 3,763,436
Delivery 3,763,436
Stock Level 3,763,437
Customer Report 37,634,365
Calibration 2 New Order 36,936,069 1,486
Payment 36,936,064
Order Status 3,693,607
Delivery 3,693,606
Stock Level 3,693,607
Customer Report 36,936,066
Calibration 3 New Order 36,382,870 1,486
Payment 36,382,870
Order Status 3,638,285
Delivery 3,638,285
Stock Level 3,638,286
Customer Report 36,382,867
100% 99.3% New Order 36,403,738 1,486
Payment 36,403,750
Order Status 3,640,375
Delivery 3,640,375
Stock Level 3,640,377
Customer Report 36,403,747
90% 89.7% New Order 32,894,186 1,486
Payment 32,894,184
Order Status 3,289,418
Delivery 3,289,419
Stock Level 3,289,418
Customer Report 32,894,182
80% 79.5% New Order 29,151,150 1,486
Payment 29,151,157
Order Status 2,915,114
Delivery 2,915,117
Stock Level 2,915,115
Customer Report 29,151,150
70% 70.0% New Order 25,657,008 1,486
Payment 25,657,006
Order Status 2,565,701
Delivery 2,565,702
Stock Level 2,565,700
Customer Report 25,657,005
60% 59.9% New Order 21,967,162 1,486
Payment 21,967,167
Order Status 2,196,716
Delivery 2,196,717
Stock Level 2,196,715
Customer Report 21,967,171
50% 49.6% New Order 18,193,543 1,486
Payment 18,193,539
Order Status 1,819,354
Delivery 1,819,353
Stock Level 1,819,354
Customer Report 18,193,545
40% 39.7% New Order 14,570,503 1,486
Payment 14,570,514
Order Status 1,457,051
Delivery 1,457,050
Stock Level 1,457,049
Customer Report 14,570,510
30% 30.1% New Order 11,037,449 1,486
Payment 11,037,436
Order Status 1,103,744
Delivery 1,103,743
Stock Level 1,103,744
Customer Report 11,037,436
20% 19.9% New Order 7,303,942 1,486
Payment 7,303,939
Order Status 730,394
Delivery 730,394
Stock Level 730,395
Customer Report 7,303,936
10% 10.0% New Order 3,648,774 1,486
Payment 3,648,777
Order Status 364,879
Delivery 364,877
Stock Level 364,878
Customer Report 3,648,769
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0