Dell Inc. PowerEdge R7725 ssj_ops@100% = 485,333
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     488,179
Calibration 2     486,313
Calibration 3     486,302
ssj_ops@calibrated=486,308
100% 99.8% 486,308 485,333
90% 90.2% 437,677 438,459
80% 80.2% 389,046 390,237
70% 69.8% 340,415 339,371
60% 60.0% 291,785 291,908
50% 50.5% 243,154 245,781
40% 40.2% 194,523 195,253
30% 30.2% 145,892 146,910
20% 20.1% 97,262 97,700
10% 10.1% 48,631 49,108
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 35,506,781 1,486
Payment 35,506,789
Order Status 3,550,679
Delivery 3,550,676
Stock Level 3,550,677
Customer Report 35,506,786
Calibration 2 New Order 35,370,068 1,486
Payment 35,370,072
Order Status 3,537,008
Delivery 3,537,005
Stock Level 3,537,006
Customer Report 35,370,055
Calibration 3 New Order 35,370,385 1,486
Payment 35,370,375
Order Status 3,537,036
Delivery 3,537,038
Stock Level 3,537,039
Customer Report 35,370,374
100% 99.8% New Order 35,298,663 1,486
Payment 35,298,662
Order Status 3,529,865
Delivery 3,529,868
Stock Level 3,529,867
Customer Report 35,298,660
90% 90.2% New Order 31,888,021 1,486
Payment 31,888,022
Order Status 3,188,801
Delivery 3,188,800
Stock Level 3,188,802
Customer Report 31,888,018
80% 80.2% New Order 28,381,312 1,486
Payment 28,381,305
Order Status 2,838,130
Delivery 2,838,131
Stock Level 2,838,131
Customer Report 28,381,308
70% 69.8% New Order 24,683,951 1,486
Payment 24,683,953
Order Status 2,468,396
Delivery 2,468,396
Stock Level 2,468,393
Customer Report 24,683,962
60% 60.0% New Order 21,230,056 1,486
Payment 21,230,060
Order Status 2,123,006
Delivery 2,123,008
Stock Level 2,123,006
Customer Report 21,230,054
50% 50.5% New Order 17,875,271 1,486
Payment 17,875,273
Order Status 1,787,528
Delivery 1,787,528
Stock Level 1,787,527
Customer Report 17,875,277
40% 40.2% New Order 14,200,554 1,486
Payment 14,200,546
Order Status 1,420,055
Delivery 1,420,053
Stock Level 1,420,057
Customer Report 14,200,544
30% 30.2% New Order 10,685,020 1,486
Payment 10,685,023
Order Status 1,068,502
Delivery 1,068,504
Stock Level 1,068,500
Customer Report 10,685,018
20% 20.1% New Order 7,105,826 1,486
Payment 7,105,826
Order Status 710,582
Delivery 710,582
Stock Level 710,582
Customer Report 7,105,829
10% 10.1% New Order 3,571,514 1,486
Payment 3,571,519
Order Status 357,153
Delivery 357,151
Stock Level 357,151
Customer Report 3,571,515
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0