Dell Inc. PowerEdge R7725 ssj_ops@100% = 519,383
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     533,868
Calibration 2     520,125
Calibration 3     519,610
ssj_ops@calibrated=519,868
100% 99.9% 519,868 519,383
90% 90.2% 467,881 468,980
80% 80.4% 415,894 417,832
70% 70.1% 363,907 364,169
60% 59.9% 311,921 311,451
50% 50.0% 259,934 260,077
40% 39.9% 207,947 207,473
30% 30.0% 155,960 156,059
20% 20.0% 103,974 104,143
10% 10.1% 51,987 52,351
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 38,829,492 1,486
Payment 38,829,490
Order Status 3,882,950
Delivery 3,882,948
Stock Level 3,882,946
Customer Report 38,829,496
Calibration 2 New Order 37,827,357 1,486
Payment 37,827,356
Order Status 3,782,734
Delivery 3,782,737
Stock Level 3,782,736
Customer Report 37,827,359
Calibration 3 New Order 37,790,907 1,486
Payment 37,790,909
Order Status 3,779,092
Delivery 3,779,091
Stock Level 3,779,092
Customer Report 37,790,909
100% 99.9% New Order 37,774,151 1,486
Payment 37,774,149
Order Status 3,777,416
Delivery 3,777,414
Stock Level 3,777,415
Customer Report 37,774,153
90% 90.2% New Order 34,110,846 1,486
Payment 34,110,853
Order Status 3,411,084
Delivery 3,411,085
Stock Level 3,411,084
Customer Report 34,110,851
80% 80.4% New Order 30,389,662 1,486
Payment 30,389,666
Order Status 3,038,965
Delivery 3,038,968
Stock Level 3,038,966
Customer Report 30,389,661
70% 70.1% New Order 26,486,132 1,486
Payment 26,486,126
Order Status 2,648,612
Delivery 2,648,614
Stock Level 2,648,611
Customer Report 26,486,129
60% 59.9% New Order 22,651,591 1,486
Payment 22,651,593
Order Status 2,265,160
Delivery 2,265,158
Stock Level 2,265,160
Customer Report 22,651,586
50% 50.0% New Order 18,915,578 1,486
Payment 18,915,578
Order Status 1,891,556
Delivery 1,891,559
Stock Level 1,891,557
Customer Report 18,915,570
40% 39.9% New Order 15,089,016 1,486
Payment 15,089,016
Order Status 1,508,902
Delivery 1,508,903
Stock Level 1,508,900
Customer Report 15,089,019
30% 30.0% New Order 11,350,295 1,486
Payment 11,350,288
Order Status 1,135,029
Delivery 1,135,031
Stock Level 1,135,031
Customer Report 11,350,290
20% 20.0% New Order 7,574,034 1,486
Payment 7,574,041
Order Status 757,404
Delivery 757,402
Stock Level 757,405
Customer Report 7,574,032
10% 10.1% New Order 3,807,464 1,486
Payment 3,807,464
Order Status 380,746
Delivery 380,744
Stock Level 380,747
Customer Report 3,807,468
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0