Dell Inc. PowerEdge R7725 ssj_ops@100% = 515,804
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     518,985
Calibration 2     515,014
Calibration 3     516,461
ssj_ops@calibrated=515,737
100% 100.0% 515,737 515,804
90% 89.9% 464,164 463,616
80% 80.0% 412,590 412,772
70% 69.8% 361,016 360,133
60% 60.0% 309,442 309,621
50% 49.9% 257,869 257,307
40% 40.2% 206,295 207,332
30% 30.0% 154,721 154,546
20% 19.9% 103,147 102,720
10% 10.1% 51,574 52,229
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 37,748,517 1,486
Payment 37,748,517
Order Status 3,774,851
Delivery 3,774,850
Stock Level 3,774,853
Customer Report 37,748,508
Calibration 2 New Order 37,457,119 1,486
Payment 37,457,123
Order Status 3,745,711
Delivery 3,745,712
Stock Level 3,745,711
Customer Report 37,457,121
Calibration 3 New Order 37,561,024 1,486
Payment 37,561,029
Order Status 3,756,100
Delivery 3,756,105
Stock Level 3,756,101
Customer Report 37,561,024
100% 100.0% New Order 37,513,078 1,486
Payment 37,513,084
Order Status 3,751,308
Delivery 3,751,308
Stock Level 3,751,307
Customer Report 37,513,077
90% 89.9% New Order 33,717,926 1,486
Payment 33,717,927
Order Status 3,371,793
Delivery 3,371,792
Stock Level 3,371,792
Customer Report 33,717,924
80% 80.0% New Order 30,021,077 1,486
Payment 30,021,071
Order Status 3,002,108
Delivery 3,002,108
Stock Level 3,002,106
Customer Report 30,021,070
70% 69.8% New Order 26,191,521 1,486
Payment 26,191,510
Order Status 2,619,151
Delivery 2,619,152
Stock Level 2,619,152
Customer Report 26,191,512
60% 60.0% New Order 22,519,117 1,486
Payment 22,519,113
Order Status 2,251,911
Delivery 2,251,910
Stock Level 2,251,911
Customer Report 22,519,115
50% 49.9% New Order 18,713,696 1,486
Payment 18,713,689
Order Status 1,871,368
Delivery 1,871,371
Stock Level 1,871,369
Customer Report 18,713,690
40% 40.2% New Order 15,078,962 1,486
Payment 15,078,969
Order Status 1,507,896
Delivery 1,507,897
Stock Level 1,507,894
Customer Report 15,078,965
30% 30.0% New Order 11,239,934 1,486
Payment 11,239,918
Order Status 1,123,992
Delivery 1,123,990
Stock Level 1,123,993
Customer Report 11,239,926
20% 19.9% New Order 7,470,574 1,486
Payment 7,470,572
Order Status 747,060
Delivery 747,057
Stock Level 747,057
Customer Report 7,470,575
10% 10.1% New Order 3,798,487 1,486
Payment 3,798,484
Order Status 379,847
Delivery 379,848
Stock Level 379,848
Customer Report 3,798,486
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0