Dell Inc. PowerEdge R7725 ssj_ops@100% = 495,976
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     499,475
Calibration 2     504,880
Calibration 3     496,553
ssj_ops@calibrated=500,716
100% 99.1% 500,716 495,976
90% 90.4% 450,645 452,853
80% 79.9% 400,573 400,179
70% 70.1% 350,502 351,091
60% 60.0% 300,430 300,365
50% 49.9% 250,358 249,611
40% 40.0% 200,287 200,361
30% 30.1% 150,215 150,715
20% 20.2% 100,143 101,172
10% 10.1% 50,072 50,410
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 36,328,650 1,486
Payment 36,328,649
Order Status 3,632,867
Delivery 3,632,862
Stock Level 3,632,864
Customer Report 36,328,651
Calibration 2 New Order 36,719,645 1,486
Payment 36,719,640
Order Status 3,671,965
Delivery 3,671,964
Stock Level 3,671,968
Customer Report 36,719,652
Calibration 3 New Order 36,115,064 1,486
Payment 36,115,063
Order Status 3,611,507
Delivery 3,611,506
Stock Level 3,611,509
Customer Report 36,115,066
100% 99.1% New Order 36,072,674 1,486
Payment 36,072,679
Order Status 3,607,269
Delivery 3,607,268
Stock Level 3,607,268
Customer Report 36,072,686
90% 90.4% New Order 32,935,210 1,486
Payment 32,935,209
Order Status 3,293,521
Delivery 3,293,523
Stock Level 3,293,523
Customer Report 32,935,204
80% 79.9% New Order 29,105,257 1,486
Payment 29,105,260
Order Status 2,910,525
Delivery 2,910,525
Stock Level 2,910,527
Customer Report 29,105,255
70% 70.1% New Order 25,535,203 1,486
Payment 25,535,210
Order Status 2,553,521
Delivery 2,553,520
Stock Level 2,553,521
Customer Report 25,535,207
60% 60.0% New Order 21,846,536 1,486
Payment 21,846,538
Order Status 2,184,654
Delivery 2,184,652
Stock Level 2,184,654
Customer Report 21,846,541
50% 49.9% New Order 18,154,118 1,486
Payment 18,154,113
Order Status 1,815,413
Delivery 1,815,412
Stock Level 1,815,411
Customer Report 18,154,119
40% 40.0% New Order 14,571,795 1,486
Payment 14,571,794
Order Status 1,457,180
Delivery 1,457,178
Stock Level 1,457,180
Customer Report 14,571,796
30% 30.1% New Order 10,961,757 1,486
Payment 10,961,762
Order Status 1,096,175
Delivery 1,096,176
Stock Level 1,096,176
Customer Report 10,961,767
20% 20.2% New Order 7,358,353 1,486
Payment 7,358,346
Order Status 735,835
Delivery 735,834
Stock Level 735,837
Customer Report 7,358,343
10% 10.1% New Order 3,666,339 1,486
Payment 3,666,333
Order Status 366,635
Delivery 366,634
Stock Level 366,634
Customer Report 3,666,339
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0