Dell Inc. PowerEdge R7725 ssj_ops@100% = 522,867
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     528,801
Calibration 2     523,706
Calibration 3     526,379
ssj_ops@calibrated=525,042
100% 99.6% 525,042 522,867
90% 90.0% 472,538 472,401
80% 80.1% 420,034 420,303
70% 69.8% 367,530 366,443
60% 60.2% 315,025 316,322
50% 49.8% 262,521 261,544
40% 40.3% 210,017 211,426
30% 29.8% 157,513 156,643
20% 20.0% 105,008 105,041
10% 10.1% 52,504 52,937
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 38,461,187 1,486
Payment 38,461,185
Order Status 3,846,117
Delivery 3,846,119
Stock Level 3,846,117
Customer Report 38,461,180
Calibration 2 New Order 38,088,527 1,486
Payment 38,088,534
Order Status 3,808,853
Delivery 3,808,853
Stock Level 3,808,852
Customer Report 38,088,530
Calibration 3 New Order 38,284,392 1,486
Payment 38,284,391
Order Status 3,828,438
Delivery 3,828,438
Stock Level 3,828,439
Customer Report 38,284,392
100% 99.6% New Order 38,027,569 1,486
Payment 38,027,571
Order Status 3,802,756
Delivery 3,802,758
Stock Level 3,802,756
Customer Report 38,027,574
90% 90.0% New Order 34,357,433 1,486
Payment 34,357,451
Order Status 3,435,744
Delivery 3,435,744
Stock Level 3,435,745
Customer Report 34,357,438
80% 80.1% New Order 30,568,177 1,486
Payment 30,568,186
Order Status 3,056,820
Delivery 3,056,819
Stock Level 3,056,818
Customer Report 30,568,181
70% 69.8% New Order 26,650,899 1,486
Payment 26,650,888
Order Status 2,665,092
Delivery 2,665,089
Stock Level 2,665,090
Customer Report 26,650,892
60% 60.2% New Order 23,005,564 1,486
Payment 23,005,568
Order Status 2,300,556
Delivery 2,300,558
Stock Level 2,300,556
Customer Report 23,005,567
50% 49.8% New Order 19,022,517 1,486
Payment 19,022,523
Order Status 1,902,251
Delivery 1,902,251
Stock Level 1,902,251
Customer Report 19,022,518
40% 40.3% New Order 15,376,704 1,486
Payment 15,376,707
Order Status 1,537,671
Delivery 1,537,672
Stock Level 1,537,670
Customer Report 15,376,703
30% 29.8% New Order 11,392,468 1,486
Payment 11,392,463
Order Status 1,139,246
Delivery 1,139,248
Stock Level 1,139,246
Customer Report 11,392,472
20% 20.0% New Order 7,639,599 1,486
Payment 7,639,608
Order Status 763,960
Delivery 763,961
Stock Level 763,960
Customer Report 7,639,605
10% 10.1% New Order 3,850,009 1,486
Payment 3,850,016
Order Status 385,001
Delivery 384,999
Stock Level 385,001
Customer Report 3,850,009
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0