Dell Inc. PowerEdge R7725 ssj_ops@100% = 521,387
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Dec 18, 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     535,049
Calibration 2     527,349
Calibration 3     521,057
ssj_ops@calibrated=524,203
100% 99.5% 524,203 521,387
90% 90.2% 471,782 472,585
80% 80.1% 419,362 419,807
70% 70.2% 366,942 367,840
60% 60.3% 314,522 316,103
50% 49.7% 262,101 260,729
40% 39.9% 209,681 208,974
30% 30.1% 157,261 157,583
20% 20.0% 104,841 105,026
10% 10.0% 52,420 52,583
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
Default Thermal Profile Settings
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 38,916,556 1,486
Payment 38,916,552
Order Status 3,891,655
Delivery 3,891,656
Stock Level 3,891,656
Customer Report 38,916,560
Calibration 2 New Order 38,353,777 1,486
Payment 38,353,779
Order Status 3,835,378
Delivery 3,835,379
Stock Level 3,835,377
Customer Report 38,353,778
Calibration 3 New Order 37,896,906 1,486
Payment 37,896,903
Order Status 3,789,690
Delivery 3,789,690
Stock Level 3,789,691
Customer Report 37,896,912
100% 99.5% New Order 37,921,020 1,486
Payment 37,921,021
Order Status 3,792,103
Delivery 3,792,103
Stock Level 3,792,102
Customer Report 37,921,018
90% 90.2% New Order 34,371,085 1,486
Payment 34,371,093
Order Status 3,437,108
Delivery 3,437,110
Stock Level 3,437,110
Customer Report 34,371,096
80% 80.1% New Order 30,534,729 1,486
Payment 30,534,718
Order Status 3,053,473
Delivery 3,053,475
Stock Level 3,053,475
Customer Report 30,534,728
70% 70.2% New Order 26,752,087 1,486
Payment 26,752,081
Order Status 2,675,209
Delivery 2,675,208
Stock Level 2,675,211
Customer Report 26,752,094
60% 60.3% New Order 22,989,482 1,486
Payment 22,989,472
Order Status 2,298,945
Delivery 2,298,947
Stock Level 2,298,949
Customer Report 22,989,490
50% 49.7% New Order 18,963,366 1,486
Payment 18,963,365
Order Status 1,896,337
Delivery 1,896,336
Stock Level 1,896,338
Customer Report 18,963,366
40% 39.9% New Order 15,198,492 1,486
Payment 15,198,485
Order Status 1,519,848
Delivery 1,519,848
Stock Level 1,519,851
Customer Report 15,198,487
30% 30.1% New Order 11,460,910 1,486
Payment 11,460,902
Order Status 1,146,090
Delivery 1,146,091
Stock Level 1,146,093
Customer Report 11,460,905
20% 20.0% New Order 7,638,725 1,486
Payment 7,638,729
Order Status 763,872
Delivery 763,875
Stock Level 763,874
Customer Report 7,638,726
10% 10.0% New Order 3,824,289 1,486
Payment 3,824,287
Order Status 382,427
Delivery 382,428
Stock Level 382,429
Customer Report 3,824,288
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0