Dell Inc. PowerEdge R7725 ssj_ops@100% = 532,346
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     539,827
Calibration 2     534,755
Calibration 3     533,870
ssj_ops@calibrated=534,313
100% 99.6% 534,313 532,346
90% 89.7% 480,881 479,073
80% 79.7% 427,450 426,080
70% 69.8% 374,019 373,136
60% 60.0% 320,588 320,411
50% 50.1% 267,156 267,457
40% 39.9% 213,725 212,947
30% 30.0% 160,294 160,336
20% 20.1% 106,863 107,319
10% 9.9% 53,431 53,135
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 39,263,486 1,486
Payment 39,263,483
Order Status 3,926,348
Delivery 3,926,348
Stock Level 3,926,347
Customer Report 39,263,484
Calibration 2 New Order 38,891,886 1,486
Payment 38,891,891
Order Status 3,889,188
Delivery 3,889,189
Stock Level 3,889,190
Customer Report 38,891,889
Calibration 3 New Order 38,828,332 1,486
Payment 38,828,338
Order Status 3,882,833
Delivery 3,882,831
Stock Level 3,882,832
Customer Report 38,828,340
100% 99.6% New Order 38,716,334 1,486
Payment 38,716,329
Order Status 3,871,633
Delivery 3,871,634
Stock Level 3,871,633
Customer Report 38,716,328
90% 89.7% New Order 34,841,829 1,486
Payment 34,841,829
Order Status 3,484,184
Delivery 3,484,182
Stock Level 3,484,183
Customer Report 34,841,832
80% 79.7% New Order 30,989,080 1,486
Payment 30,989,078
Order Status 3,098,907
Delivery 3,098,908
Stock Level 3,098,909
Customer Report 30,989,078
70% 69.8% New Order 27,138,741 1,486
Payment 27,138,742
Order Status 2,713,873
Delivery 2,713,875
Stock Level 2,713,874
Customer Report 27,138,742
60% 60.0% New Order 23,303,527 1,486
Payment 23,303,525
Order Status 2,330,352
Delivery 2,330,353
Stock Level 2,330,351
Customer Report 23,303,516
50% 50.1% New Order 19,451,424 1,486
Payment 19,451,419
Order Status 1,945,142
Delivery 1,945,141
Stock Level 1,945,143
Customer Report 19,451,420
40% 39.9% New Order 15,487,877 1,486
Payment 15,487,877
Order Status 1,548,787
Delivery 1,548,788
Stock Level 1,548,786
Customer Report 15,487,885
30% 30.0% New Order 11,661,322 1,486
Payment 11,661,326
Order Status 1,166,133
Delivery 1,166,133
Stock Level 1,166,132
Customer Report 11,661,325
20% 20.1% New Order 7,805,006 1,486
Payment 7,805,001
Order Status 780,501
Delivery 780,500
Stock Level 780,499
Customer Report 7,805,004
10% 9.9% New Order 3,864,551 1,486
Payment 3,864,545
Order Status 386,455
Delivery 386,454
Stock Level 386,455
Customer Report 3,864,542
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0