Dell Inc. PowerEdge R7725 ssj_ops@100% = 536,799
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     543,412
Calibration 2     536,460
Calibration 3     536,930
ssj_ops@calibrated=536,695
100% 100.0% 536,695 536,799
90% 90.5% 483,026 485,444
80% 79.7% 429,356 427,929
70% 69.9% 375,687 375,261
60% 59.9% 322,017 321,524
50% 49.8% 268,348 267,435
40% 40.0% 214,678 214,729
30% 30.2% 161,009 162,329
20% 20.3% 107,339 108,752
10% 10.0% 53,670 53,574
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 39,528,223 1,486
Payment 39,528,215
Order Status 3,952,821
Delivery 3,952,823
Stock Level 3,952,822
Customer Report 39,528,221
Calibration 2 New Order 39,017,839 1,486
Payment 39,017,834
Order Status 3,901,783
Delivery 3,901,785
Stock Level 3,901,783
Customer Report 39,017,836
Calibration 3 New Order 39,049,727 1,486
Payment 39,049,738
Order Status 3,904,976
Delivery 3,904,973
Stock Level 3,904,974
Customer Report 39,049,739
100% 100.0% New Order 39,040,250 1,486
Payment 39,040,247
Order Status 3,904,024
Delivery 3,904,023
Stock Level 3,904,025
Customer Report 39,040,247
90% 90.5% New Order 35,305,179 1,486
Payment 35,305,187
Order Status 3,530,517
Delivery 3,530,520
Stock Level 3,530,518
Customer Report 35,305,179
80% 79.7% New Order 31,123,602 1,486
Payment 31,123,609
Order Status 3,112,362
Delivery 3,112,360
Stock Level 3,112,360
Customer Report 31,123,610
70% 69.9% New Order 27,292,699 1,486
Payment 27,292,704
Order Status 2,729,271
Delivery 2,729,270
Stock Level 2,729,269
Customer Report 27,292,703
60% 59.9% New Order 23,383,575 1,486
Payment 23,383,571
Order Status 2,338,358
Delivery 2,338,357
Stock Level 2,338,359
Customer Report 23,383,571
50% 49.8% New Order 19,451,844 1,486
Payment 19,451,840
Order Status 1,945,185
Delivery 1,945,184
Stock Level 1,945,186
Customer Report 19,451,842
40% 40.0% New Order 15,617,524 1,486
Payment 15,617,527
Order Status 1,561,752
Delivery 1,561,754
Stock Level 1,561,753
Customer Report 15,617,525
30% 30.2% New Order 11,806,354 1,486
Payment 11,806,361
Order Status 1,180,635
Delivery 1,180,634
Stock Level 1,180,635
Customer Report 11,806,361
20% 20.3% New Order 7,909,667 1,486
Payment 7,909,668
Order Status 790,965
Delivery 790,967
Stock Level 790,968
Customer Report 7,909,664
10% 10.0% New Order 3,896,362 1,486
Payment 3,896,366
Order Status 389,636
Delivery 389,635
Stock Level 389,637
Customer Report 3,896,368
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0