Dell Inc. PowerEdge R7725 ssj_ops@100% = 519,563
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     523,663
Calibration 2     519,702
Calibration 3     521,311
ssj_ops@calibrated=520,507
100% 99.8% 520,507 519,563
90% 89.4% 468,456 465,591
80% 80.1% 416,405 417,053
70% 69.9% 364,355 364,081
60% 60.0% 312,304 312,532
50% 49.9% 260,253 259,847
40% 39.8% 208,203 207,414
30% 29.7% 156,152 154,789
20% 19.9% 104,101 103,373
10% 10.0% 52,051 52,099
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 38,087,698 1,486
Payment 38,087,701
Order Status 3,808,770
Delivery 3,808,769
Stock Level 3,808,768
Customer Report 38,087,696
Calibration 2 New Order 37,797,697 1,486
Payment 37,797,700
Order Status 3,779,770
Delivery 3,779,772
Stock Level 3,779,772
Customer Report 37,797,697
Calibration 3 New Order 37,913,748 1,486
Payment 37,913,739
Order Status 3,791,375
Delivery 3,791,375
Stock Level 3,791,373
Customer Report 37,913,746
100% 99.8% New Order 37,789,458 1,486
Payment 37,789,458
Order Status 3,778,946
Delivery 3,778,945
Stock Level 3,778,946
Customer Report 37,789,462
90% 89.4% New Order 33,863,268 1,486
Payment 33,863,271
Order Status 3,386,326
Delivery 3,386,327
Stock Level 3,386,327
Customer Report 33,863,272
80% 80.1% New Order 30,331,778 1,486
Payment 30,331,771
Order Status 3,033,178
Delivery 3,033,177
Stock Level 3,033,176
Customer Report 30,331,771
70% 69.9% New Order 26,479,137 1,486
Payment 26,479,137
Order Status 2,647,913
Delivery 2,647,912
Stock Level 2,647,915
Customer Report 26,479,132
60% 60.0% New Order 22,730,091 1,486
Payment 22,730,098
Order Status 2,273,008
Delivery 2,273,011
Stock Level 2,273,009
Customer Report 22,730,092
50% 49.9% New Order 18,898,062 1,486
Payment 18,898,065
Order Status 1,889,805
Delivery 1,889,808
Stock Level 1,889,807
Customer Report 18,898,063
40% 39.8% New Order 15,084,949 1,486
Payment 15,084,947
Order Status 1,508,495
Delivery 1,508,496
Stock Level 1,508,494
Customer Report 15,084,947
30% 29.7% New Order 11,257,590 1,486
Payment 11,257,590
Order Status 1,125,760
Delivery 1,125,759
Stock Level 1,125,758
Customer Report 11,257,589
20% 19.9% New Order 7,518,336 1,486
Payment 7,518,336
Order Status 751,833
Delivery 751,833
Stock Level 751,833
Customer Report 7,518,331
10% 10.0% New Order 3,789,067 1,486
Payment 3,789,068
Order Status 378,907
Delivery 378,909
Stock Level 378,907
Customer Report 3,789,064
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0