Dell Inc. PowerEdge R7725 ssj_ops@100% = 516,478
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     527,451
Calibration 2     517,709
Calibration 3     518,362
ssj_ops@calibrated=518,035
100% 99.7% 518,035 516,478
90% 90.0% 466,232 466,255
80% 80.1% 414,428 415,099
70% 69.8% 362,625 361,769
60% 60.0% 310,821 311,057
50% 49.8% 259,018 258,095
40% 40.0% 207,214 207,197
30% 30.0% 155,411 155,176
20% 19.9% 103,607 103,316
10% 10.0% 51,804 51,585
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 38,364,621 1,486
Payment 38,364,619
Order Status 3,836,463
Delivery 3,836,462
Stock Level 3,836,461
Customer Report 38,364,627
Calibration 2 New Order 37,653,704 1,486
Payment 37,653,704
Order Status 3,765,371
Delivery 3,765,370
Stock Level 3,765,368
Customer Report 37,653,708
Calibration 3 New Order 37,701,961 1,486
Payment 37,701,952
Order Status 3,770,194
Delivery 3,770,195
Stock Level 3,770,195
Customer Report 37,701,957
100% 99.7% New Order 37,562,290 1,486
Payment 37,562,290
Order Status 3,756,231
Delivery 3,756,228
Stock Level 3,756,231
Customer Report 37,562,296
90% 90.0% New Order 33,909,698 1,486
Payment 33,909,703
Order Status 3,390,971
Delivery 3,390,970
Stock Level 3,390,972
Customer Report 33,909,696
80% 80.1% New Order 30,189,139 1,486
Payment 30,189,126
Order Status 3,018,912
Delivery 3,018,915
Stock Level 3,018,914
Customer Report 30,189,129
70% 69.8% New Order 26,310,734 1,486
Payment 26,310,735
Order Status 2,631,074
Delivery 2,631,074
Stock Level 2,631,071
Customer Report 26,310,743
60% 60.0% New Order 22,624,087 1,486
Payment 22,624,084
Order Status 2,262,409
Delivery 2,262,407
Stock Level 2,262,411
Customer Report 22,624,086
50% 49.8% New Order 18,771,134 1,486
Payment 18,771,134
Order Status 1,877,112
Delivery 1,877,113
Stock Level 1,877,114
Customer Report 18,771,135
40% 40.0% New Order 15,069,279 1,486
Payment 15,069,282
Order Status 1,506,928
Delivery 1,506,928
Stock Level 1,506,928
Customer Report 15,069,275
30% 30.0% New Order 11,285,743 1,486
Payment 11,285,743
Order Status 1,128,573
Delivery 1,128,576
Stock Level 1,128,572
Customer Report 11,285,742
20% 19.9% New Order 7,513,903 1,486
Payment 7,513,902
Order Status 751,392
Delivery 751,389
Stock Level 751,388
Customer Report 7,513,898
10% 10.0% New Order 3,751,663 1,486
Payment 3,751,663
Order Status 375,167
Delivery 375,166
Stock Level 375,166
Customer Report 3,751,660
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0