Dell Inc. PowerEdge R7725 ssj_ops@100% = 516,620
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     524,650
Calibration 2     518,429
Calibration 3     517,625
ssj_ops@calibrated=518,027
100% 99.7% 518,027 516,620
90% 89.9% 466,225 465,558
80% 80.1% 414,422 414,797
70% 70.2% 362,619 363,441
60% 60.1% 310,816 311,417
50% 50.3% 259,014 260,396
40% 40.1% 207,211 207,606
30% 30.2% 155,408 156,211
20% 20.0% 103,605 103,565
10% 10.1% 51,803 52,200
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 38,159,519 1,486
Payment 38,159,524
Order Status 3,815,952
Delivery 3,815,952
Stock Level 3,815,954
Customer Report 38,159,524
Calibration 2 New Order 37,705,400 1,486
Payment 37,705,405
Order Status 3,770,539
Delivery 3,770,540
Stock Level 3,770,539
Customer Report 37,705,400
Calibration 3 New Order 37,647,459 1,486
Payment 37,647,455
Order Status 3,764,745
Delivery 3,764,746
Stock Level 3,764,746
Customer Report 37,647,456
100% 99.7% New Order 37,573,655 1,486
Payment 37,573,655
Order Status 3,757,365
Delivery 3,757,367
Stock Level 3,757,365
Customer Report 37,573,654
90% 89.9% New Order 33,858,876 1,486
Payment 33,858,877
Order Status 3,385,888
Delivery 3,385,889
Stock Level 3,385,889
Customer Report 33,858,875
80% 80.1% New Order 30,167,882 1,486
Payment 30,167,879
Order Status 3,016,789
Delivery 3,016,786
Stock Level 3,016,787
Customer Report 30,167,883
70% 70.2% New Order 26,433,364 1,486
Payment 26,433,363
Order Status 2,643,336
Delivery 2,643,340
Stock Level 2,643,336
Customer Report 26,433,366
60% 60.1% New Order 22,650,480 1,486
Payment 22,650,480
Order Status 2,265,047
Delivery 2,265,047
Stock Level 2,265,047
Customer Report 22,650,485
50% 50.3% New Order 18,939,331 1,486
Payment 18,939,333
Order Status 1,893,935
Delivery 1,893,932
Stock Level 1,893,932
Customer Report 18,939,336
40% 40.1% New Order 15,098,955 1,486
Payment 15,098,964
Order Status 1,509,894
Delivery 1,509,896
Stock Level 1,509,897
Customer Report 15,098,962
30% 30.2% New Order 11,361,344 1,486
Payment 11,361,340
Order Status 1,136,136
Delivery 1,136,134
Stock Level 1,136,134
Customer Report 11,361,336
20% 20.0% New Order 7,532,367 1,486
Payment 7,532,358
Order Status 753,234
Delivery 753,238
Stock Level 753,236
Customer Report 7,532,363
10% 10.1% New Order 3,796,367 1,486
Payment 3,796,356
Order Status 379,637
Delivery 379,638
Stock Level 379,639
Customer Report 3,796,364
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0