Dell Inc. PowerEdge R7725 ssj_ops@100% = 512,407
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     535,757
Calibration 2     514,620
Calibration 3     514,939
ssj_ops@calibrated=514,780
100% 99.5% 514,780 512,407
90% 90.0% 463,302 463,072
80% 80.3% 411,824 413,297
70% 70.1% 360,346 361,115
60% 60.1% 308,868 309,412
50% 49.5% 257,390 255,041
40% 40.0% 205,912 206,112
30% 30.0% 154,434 154,292
20% 19.9% 102,956 102,417
10% 10.0% 51,478 51,530
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 38,969,634 1,486
Payment 38,969,640
Order Status 3,896,964
Delivery 3,896,963
Stock Level 3,896,964
Customer Report 38,969,637
Calibration 2 New Order 37,427,783 1,486
Payment 37,427,787
Order Status 3,742,780
Delivery 3,742,781
Stock Level 3,742,777
Customer Report 37,427,783
Calibration 3 New Order 37,450,251 1,486
Payment 37,450,246
Order Status 3,745,026
Delivery 3,745,024
Stock Level 3,745,024
Customer Report 37,450,248
100% 99.5% New Order 37,266,826 1,486
Payment 37,266,819
Order Status 3,726,681
Delivery 3,726,681
Stock Level 3,726,684
Customer Report 37,266,827
90% 90.0% New Order 33,679,373 1,486
Payment 33,679,381
Order Status 3,367,938
Delivery 3,367,936
Stock Level 3,367,940
Customer Report 33,679,378
80% 80.3% New Order 30,061,861 1,486
Payment 30,061,859
Order Status 3,006,185
Delivery 3,006,185
Stock Level 3,006,185
Customer Report 30,061,858
70% 70.1% New Order 26,266,377 1,486
Payment 26,266,381
Order Status 2,626,636
Delivery 2,626,640
Stock Level 2,626,637
Customer Report 26,266,385
60% 60.1% New Order 22,503,873 1,486
Payment 22,503,876
Order Status 2,250,388
Delivery 2,250,387
Stock Level 2,250,387
Customer Report 22,503,870
50% 49.5% New Order 18,549,263 1,486
Payment 18,549,267
Order Status 1,854,925
Delivery 1,854,928
Stock Level 1,854,928
Customer Report 18,549,274
40% 40.0% New Order 14,991,180 1,486
Payment 14,991,172
Order Status 1,499,117
Delivery 1,499,118
Stock Level 1,499,118
Customer Report 14,991,182
30% 30.0% New Order 11,221,403 1,486
Payment 11,221,406
Order Status 1,122,141
Delivery 1,122,141
Stock Level 1,122,142
Customer Report 11,221,402
20% 19.9% New Order 7,449,097 1,486
Payment 7,449,092
Order Status 744,909
Delivery 744,907
Stock Level 744,910
Customer Report 7,449,085
10% 10.0% New Order 3,747,811 1,486
Payment 3,747,806
Order Status 374,779
Delivery 374,781
Stock Level 374,779
Customer Report 3,747,803
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0