Dell Inc. PowerEdge R7725 ssj_ops@100% = 515,903
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     523,059
Calibration 2     518,377
Calibration 3     520,408
ssj_ops@calibrated=519,392
100% 99.3% 519,392 515,903
90% 90.2% 467,453 468,708
80% 79.7% 415,514 413,726
70% 69.5% 363,575 361,112
60% 59.9% 311,635 311,124
50% 50.0% 259,696 259,729
40% 39.9% 207,757 207,345
30% 29.8% 155,818 154,996
20% 20.1% 103,878 104,457
10% 10.0% 51,939 52,183
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 38,043,652 1,486
Payment 38,043,653
Order Status 3,804,364
Delivery 3,804,365
Stock Level 3,804,366
Customer Report 38,043,654
Calibration 2 New Order 37,701,347 1,486
Payment 37,701,341
Order Status 3,770,135
Delivery 3,770,135
Stock Level 3,770,134
Customer Report 37,701,344
Calibration 3 New Order 37,848,596 1,486
Payment 37,848,596
Order Status 3,784,860
Delivery 3,784,860
Stock Level 3,784,860
Customer Report 37,848,604
100% 99.3% New Order 37,521,458 1,486
Payment 37,521,458
Order Status 3,752,142
Delivery 3,752,146
Stock Level 3,752,147
Customer Report 37,521,453
90% 90.2% New Order 34,089,694 1,486
Payment 34,089,693
Order Status 3,408,968
Delivery 3,408,970
Stock Level 3,408,969
Customer Report 34,089,696
80% 79.7% New Order 30,089,652 1,486
Payment 30,089,657
Order Status 3,008,965
Delivery 3,008,964
Stock Level 3,008,966
Customer Report 30,089,658
70% 69.5% New Order 26,263,655 1,486
Payment 26,263,656
Order Status 2,626,366
Delivery 2,626,364
Stock Level 2,626,365
Customer Report 26,263,656
60% 59.9% New Order 22,627,876 1,486
Payment 22,627,883
Order Status 2,262,788
Delivery 2,262,789
Stock Level 2,262,789
Customer Report 22,627,875
50% 50.0% New Order 18,889,384 1,486
Payment 18,889,384
Order Status 1,888,939
Delivery 1,888,939
Stock Level 1,888,938
Customer Report 18,889,383
40% 39.9% New Order 15,080,341 1,486
Payment 15,080,343
Order Status 1,508,033
Delivery 1,508,032
Stock Level 1,508,035
Customer Report 15,080,330
30% 29.8% New Order 11,272,995 1,486
Payment 11,272,996
Order Status 1,127,299
Delivery 1,127,301
Stock Level 1,127,299
Customer Report 11,272,995
20% 20.1% New Order 7,597,201 1,486
Payment 7,597,201
Order Status 759,718
Delivery 759,720
Stock Level 759,719
Customer Report 7,597,202
10% 10.0% New Order 3,795,156 1,486
Payment 3,795,165
Order Status 379,517
Delivery 379,518
Stock Level 379,518
Customer Report 3,795,165
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0