Dell Inc. PowerEdge R7725 ssj_ops@100% = 521,635
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     528,147
Calibration 2     522,891
Calibration 3     524,501
ssj_ops@calibrated=523,696
100% 99.6% 523,696 521,635
90% 89.9% 471,327 471,057
80% 80.1% 418,957 419,652
70% 70.2% 366,587 367,474
60% 59.6% 314,218 312,183
50% 50.3% 261,848 263,476
40% 40.1% 209,479 210,047
30% 30.0% 157,109 157,051
20% 20.3% 104,739 106,212
10% 9.9% 52,370 52,099
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 38,412,184 1,486
Payment 38,412,185
Order Status 3,841,218
Delivery 3,841,218
Stock Level 3,841,220
Customer Report 38,412,189
Calibration 2 New Order 38,029,545 1,486
Payment 38,029,541
Order Status 3,802,954
Delivery 3,802,953
Stock Level 3,802,954
Customer Report 38,029,544
Calibration 3 New Order 38,146,818 1,486
Payment 38,146,813
Order Status 3,814,683
Delivery 3,814,681
Stock Level 3,814,681
Customer Report 38,146,813
100% 99.6% New Order 37,939,065 1,486
Payment 37,939,067
Order Status 3,793,905
Delivery 3,793,906
Stock Level 3,793,907
Customer Report 37,939,059
90% 89.9% New Order 34,259,481 1,486
Payment 34,259,486
Order Status 3,425,948
Delivery 3,425,947
Stock Level 3,425,948
Customer Report 34,259,485
80% 80.1% New Order 30,520,925 1,486
Payment 30,520,926
Order Status 3,052,093
Delivery 3,052,093
Stock Level 3,052,091
Customer Report 30,520,927
70% 70.2% New Order 26,726,585 1,486
Payment 26,726,586
Order Status 2,672,660
Delivery 2,672,659
Stock Level 2,672,659
Customer Report 26,726,586
60% 59.6% New Order 22,706,823 1,486
Payment 22,706,820
Order Status 2,270,683
Delivery 2,270,680
Stock Level 2,270,683
Customer Report 22,706,815
50% 50.3% New Order 19,162,514 1,486
Payment 19,162,519
Order Status 1,916,251
Delivery 1,916,251
Stock Level 1,916,252
Customer Report 19,162,515
40% 40.1% New Order 15,276,416 1,486
Payment 15,276,414
Order Status 1,527,643
Delivery 1,527,641
Stock Level 1,527,642
Customer Report 15,276,412
30% 30.0% New Order 11,422,053 1,486
Payment 11,422,051
Order Status 1,142,204
Delivery 1,142,206
Stock Level 1,142,204
Customer Report 11,422,044
20% 20.3% New Order 7,724,799 1,486
Payment 7,724,798
Order Status 772,479
Delivery 772,480
Stock Level 772,479
Customer Report 7,724,795
10% 9.9% New Order 3,789,086 1,486
Payment 3,789,093
Order Status 378,909
Delivery 378,909
Stock Level 378,911
Customer Report 3,789,092
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0