Dell Inc. PowerEdge R7725 ssj_ops@100% = 513,860
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     518,866
Calibration 2     517,292
Calibration 3     517,471
ssj_ops@calibrated=517,382
100% 99.3% 517,382 513,860
90% 90.0% 465,643 465,605
80% 79.8% 413,905 412,857
70% 70.2% 362,167 363,259
60% 59.9% 310,429 309,853
50% 50.1% 258,691 259,316
40% 40.1% 206,953 207,345
30% 30.0% 155,214 155,071
20% 20.1% 103,476 103,747
10% 10.0% 51,738 51,554
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 37,738,589 1,486
Payment 37,738,583
Order Status 3,773,858
Delivery 3,773,858
Stock Level 3,773,857
Customer Report 37,738,585
Calibration 2 New Order 37,621,559 1,486
Payment 37,621,564
Order Status 3,762,155
Delivery 3,762,156
Stock Level 3,762,156
Customer Report 37,621,561
Calibration 3 New Order 37,634,684 1,486
Payment 37,634,684
Order Status 3,763,469
Delivery 3,763,468
Stock Level 3,763,468
Customer Report 37,634,685
100% 99.3% New Order 37,372,788 1,486
Payment 37,372,787
Order Status 3,737,281
Delivery 3,737,279
Stock Level 3,737,280
Customer Report 37,372,790
90% 90.0% New Order 33,863,642 1,486
Payment 33,863,643
Order Status 3,386,363
Delivery 3,386,364
Stock Level 3,386,364
Customer Report 33,863,640
80% 79.8% New Order 30,026,962 1,486
Payment 30,026,967
Order Status 3,002,698
Delivery 3,002,694
Stock Level 3,002,695
Customer Report 30,026,968
70% 70.2% New Order 26,419,965 1,486
Payment 26,419,962
Order Status 2,641,997
Delivery 2,641,994
Stock Level 2,641,996
Customer Report 26,419,965
60% 59.9% New Order 22,538,576 1,486
Payment 22,538,576
Order Status 2,253,858
Delivery 2,253,858
Stock Level 2,253,858
Customer Report 22,538,578
50% 50.1% New Order 18,860,783 1,486
Payment 18,860,782
Order Status 1,886,078
Delivery 1,886,080
Stock Level 1,886,079
Customer Report 18,860,790
40% 40.1% New Order 15,079,673 1,486
Payment 15,079,674
Order Status 1,507,970
Delivery 1,507,967
Stock Level 1,507,967
Customer Report 15,079,683
30% 30.0% New Order 11,279,572 1,486
Payment 11,279,569
Order Status 1,127,959
Delivery 1,127,957
Stock Level 1,127,958
Customer Report 11,279,569
20% 20.1% New Order 7,545,612 1,486
Payment 7,545,612
Order Status 754,561
Delivery 754,562
Stock Level 754,562
Customer Report 7,545,616
10% 10.0% New Order 3,749,391 1,486
Payment 3,749,395
Order Status 374,941
Delivery 374,940
Stock Level 374,940
Customer Report 3,749,393
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0