Dell Inc. PowerEdge R7625 ssj_ops@100% = 396,133
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     402,584
Calibration 2     395,586
Calibration 3     396,238
ssj_ops@calibrated=395,912
100% 100.1% 395,912 396,133
90% 90.5% 356,321 358,124
80% 80.1% 316,729 316,946
70% 69.9% 277,138 276,550
60% 59.9% 237,547 237,068
50% 50.2% 197,956 198,886
40% 40.2% 158,365 159,025
30% 30.0% 118,774 118,960
20% 19.9% 79,182 78,957
10% 10.1% 39,591 39,811
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 29,282,982 1,486
Payment 29,282,988
Order Status 2,928,300
Delivery 2,928,300
Stock Level 2,928,298
Customer Report 29,282,989
Calibration 2 New Order 28,772,538 1,486
Payment 28,772,531
Order Status 2,877,254
Delivery 2,877,253
Stock Level 2,877,251
Customer Report 28,772,543
Calibration 3 New Order 28,818,989 1,486
Payment 28,818,988
Order Status 2,881,898
Delivery 2,881,900
Stock Level 2,881,899
Customer Report 28,818,981
100% 100.1% New Order 28,811,222 1,486
Payment 28,811,223
Order Status 2,881,125
Delivery 2,881,122
Stock Level 2,881,121
Customer Report 28,811,231
90% 90.5% New Order 26,046,676 1,486
Payment 26,046,666
Order Status 2,604,667
Delivery 2,604,668
Stock Level 2,604,668
Customer Report 26,046,665
80% 80.1% New Order 23,050,793 1,486
Payment 23,050,796
Order Status 2,305,077
Delivery 2,305,079
Stock Level 2,305,077
Customer Report 23,050,796
70% 69.9% New Order 20,113,096 1,486
Payment 20,113,101
Order Status 2,011,309
Delivery 2,011,311
Stock Level 2,011,310
Customer Report 20,113,100
60% 59.9% New Order 17,241,522 1,486
Payment 17,241,524
Order Status 1,724,154
Delivery 1,724,150
Stock Level 1,724,151
Customer Report 17,241,528
50% 50.2% New Order 14,464,976 1,486
Payment 14,464,978
Order Status 1,446,497
Delivery 1,446,497
Stock Level 1,446,498
Customer Report 14,464,971
40% 40.2% New Order 11,565,469 1,486
Payment 11,565,477
Order Status 1,156,547
Delivery 1,156,547
Stock Level 1,156,547
Customer Report 11,565,469
30% 30.0% New Order 8,651,931 1,486
Payment 8,651,931
Order Status 865,193
Delivery 865,193
Stock Level 865,193
Customer Report 8,651,928
20% 19.9% New Order 5,742,403 1,486
Payment 5,742,403
Order Status 574,240
Delivery 574,240
Stock Level 574,241
Customer Report 5,742,401
10% 10.1% New Order 2,895,495 1,486
Payment 2,895,489
Order Status 289,550
Delivery 289,549
Stock Level 289,549
Customer Report 2,895,488
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0