Dell Inc. PowerEdge R7725 ssj_ops@100% = 530,201
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     539,983
Calibration 2     531,329
Calibration 3     531,227
ssj_ops@calibrated=531,278
100% 99.8% 531,278 530,201
90% 90.3% 478,150 479,590
80% 80.1% 425,022 425,326
70% 70.7% 371,895 375,705
60% 59.8% 318,767 317,915
50% 49.9% 265,639 264,932
40% 40.2% 212,511 213,798
30% 30.2% 159,383 160,633
20% 19.9% 106,256 105,818
10% 9.8% 53,128 52,120
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 39,273,923 1,486
Payment 39,273,922
Order Status 3,927,392
Delivery 3,927,392
Stock Level 3,927,393
Customer Report 39,273,918
Calibration 2 New Order 38,643,505 1,486
Payment 38,643,510
Order Status 3,864,352
Delivery 3,864,351
Stock Level 3,864,350
Customer Report 38,643,503
Calibration 3 New Order 38,634,837 1,486
Payment 38,634,842
Order Status 3,863,485
Delivery 3,863,481
Stock Level 3,863,484
Customer Report 38,634,831
100% 99.8% New Order 38,561,756 1,486
Payment 38,561,742
Order Status 3,856,176
Delivery 3,856,178
Stock Level 3,856,174
Customer Report 38,561,754
90% 90.3% New Order 34,879,390 1,486
Payment 34,879,388
Order Status 3,487,939
Delivery 3,487,940
Stock Level 3,487,940
Customer Report 34,879,396
80% 80.1% New Order 30,933,313 1,486
Payment 30,933,316
Order Status 3,093,333
Delivery 3,093,331
Stock Level 3,093,331
Customer Report 30,933,312
70% 70.7% New Order 27,324,460 1,486
Payment 27,324,445
Order Status 2,732,446
Delivery 2,732,444
Stock Level 2,732,446
Customer Report 27,324,456
60% 59.8% New Order 23,121,234 1,486
Payment 23,121,236
Order Status 2,312,123
Delivery 2,312,123
Stock Level 2,312,122
Customer Report 23,121,236
50% 49.9% New Order 19,268,295 1,486
Payment 19,268,303
Order Status 1,926,829
Delivery 1,926,829
Stock Level 1,926,832
Customer Report 19,268,293
40% 40.2% New Order 15,549,252 1,486
Payment 15,549,249
Order Status 1,554,925
Delivery 1,554,925
Stock Level 1,554,926
Customer Report 15,549,253
30% 30.2% New Order 11,682,577 1,486
Payment 11,682,573
Order Status 1,168,255
Delivery 1,168,258
Stock Level 1,168,258
Customer Report 11,682,568
20% 19.9% New Order 7,695,866 1,486
Payment 7,695,868
Order Status 769,587
Delivery 769,588
Stock Level 769,587
Customer Report 7,695,873
10% 9.8% New Order 3,790,609 1,486
Payment 3,790,606
Order Status 379,059
Delivery 379,060
Stock Level 379,059
Customer Report 3,790,607
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0