Dell Inc. PowerEdge R7725 ssj_ops@100% = 509,953
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     512,820
Calibration 2     510,587
Calibration 3     510,502
ssj_ops@calibrated=510,544
100% 99.9% 510,544 509,953
90% 90.4% 459,490 461,673
80% 79.9% 408,436 407,951
70% 69.7% 357,381 355,701
60% 60.4% 306,327 308,144
50% 50.0% 255,272 255,063
40% 39.5% 204,218 201,597
30% 29.9% 153,163 152,482
20% 20.0% 102,109 102,087
10% 9.9% 51,054 50,774
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 37,301,520 1,486
Payment 37,301,521
Order Status 3,730,150
Delivery 3,730,152
Stock Level 3,730,153
Customer Report 37,301,517
Calibration 2 New Order 37,133,865 1,486
Payment 37,133,860
Order Status 3,713,387
Delivery 3,713,385
Stock Level 3,713,387
Customer Report 37,133,858
Calibration 3 New Order 37,129,716 1,486
Payment 37,129,720
Order Status 3,712,971
Delivery 3,712,971
Stock Level 3,712,970
Customer Report 37,129,715
100% 99.9% New Order 37,091,027 1,486
Payment 37,091,022
Order Status 3,709,103
Delivery 3,709,102
Stock Level 3,709,103
Customer Report 37,091,025
90% 90.4% New Order 33,576,791 1,486
Payment 33,576,788
Order Status 3,357,678
Delivery 3,357,680
Stock Level 3,357,677
Customer Report 33,576,784
80% 79.9% New Order 29,669,549 1,486
Payment 29,669,550
Order Status 2,966,956
Delivery 2,966,954
Stock Level 2,966,955
Customer Report 29,669,547
70% 69.7% New Order 25,869,690 1,486
Payment 25,869,690
Order Status 2,586,970
Delivery 2,586,968
Stock Level 2,586,970
Customer Report 25,869,694
60% 60.4% New Order 22,411,422 1,486
Payment 22,411,417
Order Status 2,241,141
Delivery 2,241,143
Stock Level 2,241,143
Customer Report 22,411,421
50% 50.0% New Order 18,550,307 1,486
Payment 18,550,315
Order Status 1,855,034
Delivery 1,855,031
Stock Level 1,855,031
Customer Report 18,550,316
40% 39.5% New Order 14,662,179 1,486
Payment 14,662,184
Order Status 1,466,218
Delivery 1,466,220
Stock Level 1,466,217
Customer Report 14,662,179
30% 29.9% New Order 11,090,067 1,486
Payment 11,090,067
Order Status 1,109,006
Delivery 1,109,005
Stock Level 1,109,007
Customer Report 11,090,068
20% 20.0% New Order 7,424,488 1,486
Payment 7,424,498
Order Status 742,450
Delivery 742,449
Stock Level 742,449
Customer Report 7,424,498
10% 9.9% New Order 3,692,723 1,486
Payment 3,692,733
Order Status 369,273
Delivery 369,271
Stock Level 369,274
Customer Report 3,692,727
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0