Dell Inc. PowerEdge R7725 ssj_ops@100% = 512,806
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     513,719
Calibration 2     513,668
Calibration 3     514,287
ssj_ops@calibrated=513,977
100% 99.8% 513,977 512,806
90% 89.7% 462,580 461,053
80% 80.3% 411,182 412,495
70% 69.9% 359,784 359,251
60% 60.0% 308,386 308,362
50% 50.0% 256,989 257,039
40% 40.3% 205,591 207,072
30% 30.1% 154,193 154,918
20% 19.9% 102,795 102,224
10% 10.1% 51,398 51,778
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 37,364,409 1,486
Payment 37,364,410
Order Status 3,736,443
Delivery 3,736,439
Stock Level 3,736,442
Customer Report 37,364,412
Calibration 2 New Order 37,358,486 1,486
Payment 37,358,484
Order Status 3,735,846
Delivery 3,735,850
Stock Level 3,735,847
Customer Report 37,358,484
Calibration 3 New Order 37,405,035 1,486
Payment 37,405,025
Order Status 3,740,504
Delivery 3,740,502
Stock Level 3,740,504
Customer Report 37,405,028
100% 99.8% New Order 37,295,305 1,486
Payment 37,295,302
Order Status 3,729,531
Delivery 3,729,531
Stock Level 3,729,530
Customer Report 37,295,311
90% 89.7% New Order 33,531,178 1,486
Payment 33,531,176
Order Status 3,353,118
Delivery 3,353,117
Stock Level 3,353,118
Customer Report 33,531,178
80% 80.3% New Order 29,999,695 1,486
Payment 29,999,697
Order Status 2,999,969
Delivery 2,999,970
Stock Level 2,999,969
Customer Report 29,999,692
70% 69.9% New Order 26,129,114 1,486
Payment 26,129,122
Order Status 2,612,911
Delivery 2,612,911
Stock Level 2,612,912
Customer Report 26,129,119
60% 60.0% New Order 22,426,344 1,486
Payment 22,426,343
Order Status 2,242,635
Delivery 2,242,636
Stock Level 2,242,636
Customer Report 22,426,344
50% 50.0% New Order 18,694,943 1,486
Payment 18,694,951
Order Status 1,869,494
Delivery 1,869,495
Stock Level 1,869,494
Customer Report 18,694,953
40% 40.3% New Order 15,059,975 1,486
Payment 15,059,976
Order Status 1,505,998
Delivery 1,506,000
Stock Level 1,505,997
Customer Report 15,059,977
30% 30.1% New Order 11,266,968 1,486
Payment 11,266,967
Order Status 1,126,698
Delivery 1,126,698
Stock Level 1,126,699
Customer Report 11,266,970
20% 19.9% New Order 7,434,517 1,486
Payment 7,434,509
Order Status 743,451
Delivery 743,451
Stock Level 743,449
Customer Report 7,434,513
10% 10.1% New Order 3,765,728 1,486
Payment 3,765,723
Order Status 376,571
Delivery 376,572
Stock Level 376,571
Customer Report 3,765,723
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0