Dell Inc. PowerEdge R7725 ssj_ops@100% = 527,064
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     535,162
Calibration 2     526,333
Calibration 3     528,850
ssj_ops@calibrated=527,592
100% 99.9% 527,592 527,064
90% 89.8% 474,833 473,666
80% 80.3% 422,073 423,449
70% 70.1% 369,314 369,743
60% 59.6% 316,555 314,306
50% 50.4% 263,796 266,021
40% 40.1% 211,037 211,442
30% 30.0% 158,278 158,228
20% 20.0% 105,518 105,487
10% 9.9% 52,759 52,328
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 38,922,694 1,486
Payment 38,922,690
Order Status 3,892,270
Delivery 3,892,269
Stock Level 3,892,269
Customer Report 38,922,693
Calibration 2 New Order 38,281,494 1,486
Payment 38,281,497
Order Status 3,828,150
Delivery 3,828,149
Stock Level 3,828,149
Customer Report 38,281,494
Calibration 3 New Order 38,462,861 1,486
Payment 38,462,865
Order Status 3,846,288
Delivery 3,846,288
Stock Level 3,846,285
Customer Report 38,462,868
100% 99.9% New Order 38,332,155 1,486
Payment 38,332,165
Order Status 3,833,216
Delivery 3,833,216
Stock Level 3,833,216
Customer Report 38,332,159
90% 89.8% New Order 34,449,048 1,486
Payment 34,449,054
Order Status 3,444,907
Delivery 3,444,906
Stock Level 3,444,906
Customer Report 34,449,050
80% 80.3% New Order 30,799,957 1,486
Payment 30,799,961
Order Status 3,079,995
Delivery 3,079,996
Stock Level 3,079,996
Customer Report 30,799,965
70% 70.1% New Order 26,891,754 1,486
Payment 26,891,755
Order Status 2,689,173
Delivery 2,689,175
Stock Level 2,689,176
Customer Report 26,891,756
60% 59.6% New Order 22,859,739 1,486
Payment 22,859,740
Order Status 2,285,974
Delivery 2,285,974
Stock Level 2,285,974
Customer Report 22,859,742
50% 50.4% New Order 19,347,429 1,486
Payment 19,347,434
Order Status 1,934,742
Delivery 1,934,746
Stock Level 1,934,744
Customer Report 19,347,428
40% 40.1% New Order 15,377,890 1,486
Payment 15,377,883
Order Status 1,537,791
Delivery 1,537,787
Stock Level 1,537,790
Customer Report 15,377,893
30% 30.0% New Order 11,508,691 1,486
Payment 11,508,687
Order Status 1,150,870
Delivery 1,150,869
Stock Level 1,150,866
Customer Report 11,508,687
20% 20.0% New Order 7,672,103 1,486
Payment 7,672,108
Order Status 767,209
Delivery 767,211
Stock Level 767,209
Customer Report 7,672,099
10% 9.9% New Order 3,805,726 1,486
Payment 3,805,723
Order Status 380,571
Delivery 380,572
Stock Level 380,573
Customer Report 3,805,718
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0