Dell Inc. PowerEdge R7725 ssj_ops@100% = 515,637
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     530,158
Calibration 2     517,239
Calibration 3     517,355
ssj_ops@calibrated=517,297
100% 99.7% 517,297 515,637
90% 90.0% 465,567 465,771
80% 80.0% 413,838 413,845
70% 70.3% 362,108 363,658
60% 59.8% 310,378 309,181
50% 50.1% 258,649 259,316
40% 39.7% 206,919 205,177
30% 30.2% 155,189 156,043
20% 20.0% 103,459 103,259
10% 10.1% 51,730 52,453
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 38,561,191 1,486
Payment 38,561,196
Order Status 3,856,119
Delivery 3,856,121
Stock Level 3,856,120
Customer Report 38,561,193
Calibration 2 New Order 37,618,150 1,486
Payment 37,618,151
Order Status 3,761,816
Delivery 3,761,815
Stock Level 3,761,815
Customer Report 37,618,147
Calibration 3 New Order 37,626,294 1,486
Payment 37,626,298
Order Status 3,762,629
Delivery 3,762,631
Stock Level 3,762,629
Customer Report 37,626,296
100% 99.7% New Order 37,501,724 1,486
Payment 37,501,727
Order Status 3,750,172
Delivery 3,750,170
Stock Level 3,750,172
Customer Report 37,501,728
90% 90.0% New Order 33,875,718 1,486
Payment 33,875,724
Order Status 3,387,571
Delivery 3,387,570
Stock Level 3,387,572
Customer Report 33,875,724
80% 80.0% New Order 30,097,993 1,486
Payment 30,097,993
Order Status 3,009,800
Delivery 3,009,798
Stock Level 3,009,801
Customer Report 30,097,993
70% 70.3% New Order 26,449,522 1,486
Payment 26,449,523
Order Status 2,644,951
Delivery 2,644,951
Stock Level 2,644,951
Customer Report 26,449,517
60% 59.8% New Order 22,487,049 1,486
Payment 22,487,048
Order Status 2,248,705
Delivery 2,248,704
Stock Level 2,248,704
Customer Report 22,487,041
50% 50.1% New Order 18,859,897 1,486
Payment 18,859,901
Order Status 1,885,989
Delivery 1,885,990
Stock Level 1,885,989
Customer Report 18,859,898
40% 39.7% New Order 14,921,959 1,486
Payment 14,921,958
Order Status 1,492,196
Delivery 1,492,196
Stock Level 1,492,195
Customer Report 14,921,969
30% 30.2% New Order 11,348,822 1,486
Payment 11,348,820
Order Status 1,134,882
Delivery 1,134,879
Stock Level 1,134,882
Customer Report 11,348,830
20% 20.0% New Order 7,509,999 1,486
Payment 7,510,012
Order Status 751,003
Delivery 751,002
Stock Level 750,998
Customer Report 7,510,011
10% 10.1% New Order 3,814,783 1,486
Payment 3,814,782
Order Status 381,477
Delivery 381,479
Stock Level 381,477
Customer Report 3,814,786
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0