Dell Inc. PowerEdge R7625 ssj_ops@100% = 371,935
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Jan 8, 2026
Hardware Availability: Feb-2023 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     398,420
Calibration 2     391,905
Calibration 3     392,062
ssj_ops@calibrated=391,984
100% 94.9% 391,984 371,935
90% 89.8% 352,786 352,133
80% 80.0% 313,587 313,669
70% 69.7% 274,389 273,090
60% 60.0% 235,190 235,063
50% 50.3% 195,992 197,324
40% 40.1% 156,794 157,003
30% 30.0% 117,595 117,584
20% 20.1% 78,397 78,838
10% 10.1% 39,198 39,478
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 R7625
Hardware
Hardware Vendor: Dell Inc.
Model: PowerEdge R7625
Form Factor: 2U
CPU Name: AMD EPYC 9354 3.25 GHz
CPU Characteristics: 32 core, 3.25 GHz, 256 MB L3 Cache, Max Boost Clock up to 3.8 GHz
CPU Frequency (MHz): 3250
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 + 32 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 PC5-4800-R, Slots A1-12, B1-12 populated.
Power Supply Quantity and Rating (W): 2 x 2800
Power Supply Details: 2 x Delta 2800W Titanium Efficiency (DPN - P56GH)
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 5720 Dual Port 1GbE LOM, 1 x Broadcom 57414 Dual Port 25GbE LOM
NICs Enabled in Firmware / OS / Connected: 4/4/1
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: 1.15.3
Management Firmware Version: 7.20.80.50 A00
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: None
Boot Firmware Settings
Management Firmware Settings
Minimum Power (Performance per Watt Optimized)
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 28,979,441 1,486
Payment 28,979,440
Order Status 2,897,943
Delivery 2,897,944
Stock Level 2,897,942
Customer Report 28,979,440
Calibration 2 New Order 28,502,543 1,486
Payment 28,502,544
Order Status 2,850,254
Delivery 2,850,255
Stock Level 2,850,257
Customer Report 28,502,540
Calibration 3 New Order 28,514,464 1,486
Payment 28,514,462
Order Status 2,851,445
Delivery 2,851,447
Stock Level 2,851,446
Customer Report 28,514,461
100% 94.9% New Order 27,049,919 1,486
Payment 27,049,918
Order Status 2,704,993
Delivery 2,704,991
Stock Level 2,704,993
Customer Report 27,049,923
90% 89.8% New Order 25,610,661 1,486
Payment 25,610,664
Order Status 2,561,066
Delivery 2,561,066
Stock Level 2,561,066
Customer Report 25,610,665
80% 80.0% New Order 22,812,336 1,486
Payment 22,812,332
Order Status 2,281,232
Delivery 2,281,236
Stock Level 2,281,233
Customer Report 22,812,317
70% 69.7% New Order 19,861,314 1,486
Payment 19,861,326
Order Status 1,986,134
Delivery 1,986,131
Stock Level 1,986,133
Customer Report 19,861,316
60% 60.0% New Order 17,095,767 1,486
Payment 17,095,767
Order Status 1,709,575
Delivery 1,709,576
Stock Level 1,709,574
Customer Report 17,095,764
50% 50.3% New Order 14,351,522 1,486
Payment 14,351,516
Order Status 1,435,151
Delivery 1,435,150
Stock Level 1,435,153
Customer Report 14,351,512
40% 40.1% New Order 11,418,761 1,486
Payment 11,418,758
Order Status 1,141,873
Delivery 1,141,875
Stock Level 1,141,876
Customer Report 11,418,766
30% 30.0% New Order 8,551,778 1,486
Payment 8,551,778
Order Status 855,180
Delivery 855,178
Stock Level 855,178
Customer Report 8,551,774
20% 20.1% New Order 5,734,035 1,486
Payment 5,734,044
Order Status 573,406
Delivery 573,406
Stock Level 573,405
Customer Report 5,734,035
10% 10.1% New Order 2,871,210 1,486
Payment 2,871,211
Order Status 287,121
Delivery 287,122
Stock Level 287,120
Customer Report 2,871,216
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0