Dell Inc. PowerEdge R7725 ssj_ops@100% = 515,487
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     526,343
Calibration 2     517,362
Calibration 3     517,976
ssj_ops@calibrated=517,669
100% 99.6% 517,669 515,487
90% 89.9% 465,902 465,574
80% 80.0% 414,135 414,388
70% 70.4% 362,368 364,631
60% 60.3% 310,601 312,037
50% 50.1% 258,834 259,222
40% 40.0% 207,068 206,989
30% 29.9% 155,301 154,906
20% 19.9% 103,534 103,074
10% 10.1% 51,767 52,082
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 38,282,138 1,486
Payment 38,282,138
Order Status 3,828,214
Delivery 3,828,213
Stock Level 3,828,213
Customer Report 38,282,134
Calibration 2 New Order 37,627,742 1,486
Payment 37,627,750
Order Status 3,762,775
Delivery 3,762,778
Stock Level 3,762,774
Customer Report 37,627,746
Calibration 3 New Order 37,673,345 1,486
Payment 37,673,336
Order Status 3,767,335
Delivery 3,767,335
Stock Level 3,767,334
Customer Report 37,673,350
100% 99.6% New Order 37,490,645 1,486
Payment 37,490,633
Order Status 3,749,064
Delivery 3,749,063
Stock Level 3,749,066
Customer Report 37,490,641
90% 89.9% New Order 33,859,956 1,486
Payment 33,859,958
Order Status 3,385,997
Delivery 3,385,997
Stock Level 3,385,994
Customer Report 33,859,954
80% 80.0% New Order 30,138,178 1,486
Payment 30,138,178
Order Status 3,013,818
Delivery 3,013,818
Stock Level 3,013,818
Customer Report 30,138,175
70% 70.4% New Order 26,519,150 1,486
Payment 26,519,147
Order Status 2,651,916
Delivery 2,651,915
Stock Level 2,651,915
Customer Report 26,519,151
60% 60.3% New Order 22,693,642 1,486
Payment 22,693,642
Order Status 2,269,365
Delivery 2,269,364
Stock Level 2,269,363
Customer Report 22,693,632
50% 50.1% New Order 18,852,830 1,486
Payment 18,852,830
Order Status 1,885,284
Delivery 1,885,283
Stock Level 1,885,284
Customer Report 18,852,831
40% 40.0% New Order 15,054,481 1,486
Payment 15,054,482
Order Status 1,505,447
Delivery 1,505,448
Stock Level 1,505,447
Customer Report 15,054,482
30% 29.9% New Order 11,266,611 1,486
Payment 11,266,610
Order Status 1,126,661
Delivery 1,126,662
Stock Level 1,126,659
Customer Report 11,266,612
20% 19.9% New Order 7,496,666 1,486
Payment 7,496,668
Order Status 749,667
Delivery 749,667
Stock Level 749,667
Customer Report 7,496,665
10% 10.1% New Order 3,787,895 1,486
Payment 3,787,893
Order Status 378,788
Delivery 378,788
Stock Level 378,789
Customer Report 3,787,898
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0