Dell Inc. PowerEdge R7725 ssj_ops@100% = 518,243
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Dec 18, 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     535,522
Calibration 2     525,580
Calibration 3     518,352
ssj_ops@calibrated=521,966
100% 99.3% 521,966 518,243
90% 90.0% 469,770 469,614
80% 80.4% 417,573 419,713
70% 70.0% 365,376 365,514
60% 60.1% 313,180 313,691
50% 50.0% 260,983 260,967
40% 40.1% 208,786 209,412
30% 30.0% 156,590 156,625
20% 20.2% 104,393 105,674
10% 10.0% 52,197 51,994
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 38,951,792 1,486
Payment 38,951,795
Order Status 3,895,181
Delivery 3,895,178
Stock Level 3,895,181
Customer Report 38,951,791
Calibration 2 New Order 38,224,073 1,486
Payment 38,224,080
Order Status 3,822,407
Delivery 3,822,409
Stock Level 3,822,408
Customer Report 38,224,079
Calibration 3 New Order 37,698,833 1,486
Payment 37,698,832
Order Status 3,769,884
Delivery 3,769,882
Stock Level 3,769,882
Customer Report 37,698,837
100% 99.3% New Order 37,692,637 1,486
Payment 37,692,638
Order Status 3,769,264
Delivery 3,769,263
Stock Level 3,769,264
Customer Report 37,692,631
90% 90.0% New Order 34,153,852 1,486
Payment 34,153,861
Order Status 3,415,386
Delivery 3,415,386
Stock Level 3,415,386
Customer Report 34,153,859
80% 80.4% New Order 30,525,646 1,486
Payment 30,525,647
Order Status 3,052,567
Delivery 3,052,564
Stock Level 3,052,563
Customer Report 30,525,645
70% 70.0% New Order 26,583,009 1,486
Payment 26,583,001
Order Status 2,658,299
Delivery 2,658,301
Stock Level 2,658,301
Customer Report 26,583,007
60% 60.1% New Order 22,814,966 1,486
Payment 22,814,972
Order Status 2,281,497
Delivery 2,281,496
Stock Level 2,281,498
Customer Report 22,814,977
50% 50.0% New Order 18,980,168 1,486
Payment 18,980,171
Order Status 1,898,016
Delivery 1,898,018
Stock Level 1,898,016
Customer Report 18,980,163
40% 40.1% New Order 15,229,984 1,486
Payment 15,229,975
Order Status 1,522,999
Delivery 1,522,999
Stock Level 1,522,998
Customer Report 15,229,985
30% 30.0% New Order 11,391,508 1,486
Payment 11,391,511
Order Status 1,139,152
Delivery 1,139,150
Stock Level 1,139,151
Customer Report 11,391,515
20% 20.2% New Order 7,685,760 1,486
Payment 7,685,761
Order Status 768,573
Delivery 768,576
Stock Level 768,575
Customer Report 7,685,755
10% 10.0% New Order 3,781,628 1,486
Payment 3,781,622
Order Status 378,163
Delivery 378,164
Stock Level 378,161
Customer Report 3,781,625
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0