Dell Inc. PowerEdge R7625 ssj_ops@100% = 393,521
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     404,280
Calibration 2     394,684
Calibration 3     394,872
ssj_ops@calibrated=394,778
100% 99.7% 394,778 393,521
90% 89.5% 355,300 353,508
80% 79.9% 315,823 315,615
70% 70.5% 276,345 278,343
60% 59.2% 236,867 233,803
50% 49.9% 197,389 196,954
40% 39.9% 157,911 157,564
30% 29.8% 118,433 117,787
20% 20.1% 78,956 79,186
10% 10.0% 39,478 39,648
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 29,402,695 1,486
Payment 29,402,690
Order Status 2,940,272
Delivery 2,940,270
Stock Level 2,940,270
Customer Report 29,402,691
Calibration 2 New Order 28,704,414 1,486
Payment 28,704,408
Order Status 2,870,440
Delivery 2,870,442
Stock Level 2,870,442
Customer Report 28,704,401
Calibration 3 New Order 28,719,311 1,486
Payment 28,719,316
Order Status 2,871,931
Delivery 2,871,932
Stock Level 2,871,932
Customer Report 28,719,311
100% 99.7% New Order 28,620,218 1,486
Payment 28,620,217
Order Status 2,862,021
Delivery 2,862,022
Stock Level 2,862,020
Customer Report 28,620,218
90% 89.5% New Order 25,709,688 1,486
Payment 25,709,688
Order Status 2,570,969
Delivery 2,570,968
Stock Level 2,570,971
Customer Report 25,709,688
80% 79.9% New Order 22,954,062 1,486
Payment 22,954,059
Order Status 2,295,406
Delivery 2,295,407
Stock Level 2,295,408
Customer Report 22,954,055
70% 70.5% New Order 20,243,272 1,486
Payment 20,243,271
Order Status 2,024,329
Delivery 2,024,328
Stock Level 2,024,327
Customer Report 20,243,274
60% 59.2% New Order 17,003,884 1,486
Payment 17,003,887
Order Status 1,700,390
Delivery 1,700,390
Stock Level 1,700,391
Customer Report 17,003,888
50% 49.9% New Order 14,324,398 1,486
Payment 14,324,397
Order Status 1,432,440
Delivery 1,432,439
Stock Level 1,432,439
Customer Report 14,324,400
40% 39.9% New Order 11,459,230 1,486
Payment 11,459,237
Order Status 1,145,926
Delivery 1,145,925
Stock Level 1,145,923
Customer Report 11,459,241
30% 29.8% New Order 8,566,565 1,486
Payment 8,566,557
Order Status 856,656
Delivery 856,658
Stock Level 856,656
Customer Report 8,566,560
20% 20.1% New Order 5,759,365 1,486
Payment 5,759,364
Order Status 575,937
Delivery 575,937
Stock Level 575,937
Customer Report 5,759,363
10% 10.0% New Order 2,883,632 1,486
Payment 2,883,640
Order Status 288,363
Delivery 288,364
Stock Level 288,364
Customer Report 2,883,637
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0