Dell Inc. PowerEdge R7625 ssj_ops@100% = 382,409
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     390,912
Calibration 2     383,187
Calibration 3     383,769
ssj_ops@calibrated=383,478
100% 99.7% 383,478 382,409
90% 90.2% 345,131 345,872
80% 79.6% 306,783 305,175
70% 69.6% 268,435 267,033
60% 59.6% 230,087 228,594
50% 50.3% 191,739 192,921
40% 39.6% 153,391 151,673
30% 29.7% 115,044 113,751
20% 19.7% 76,696 75,655
10% 9.8% 38,348 37,586
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 28,432,519 1,486
Payment 28,432,505
Order Status 2,843,252
Delivery 2,843,253
Stock Level 2,843,251
Customer Report 28,432,511
Calibration 2 New Order 27,868,269 1,486
Payment 27,868,259
Order Status 2,786,827
Delivery 2,786,826
Stock Level 2,786,826
Customer Report 27,868,260
Calibration 3 New Order 27,912,961 1,486
Payment 27,912,959
Order Status 2,791,295
Delivery 2,791,298
Stock Level 2,791,293
Customer Report 27,912,957
100% 99.7% New Order 27,812,641 1,486
Payment 27,812,636
Order Status 2,781,263
Delivery 2,781,264
Stock Level 2,781,265
Customer Report 27,812,651
90% 90.2% New Order 25,155,379 1,486
Payment 25,155,383
Order Status 2,515,538
Delivery 2,515,539
Stock Level 2,515,539
Customer Report 25,155,382
80% 79.6% New Order 22,194,674 1,486
Payment 22,194,673
Order Status 2,219,467
Delivery 2,219,467
Stock Level 2,219,468
Customer Report 22,194,677
70% 69.6% New Order 19,420,570 1,486
Payment 19,420,569
Order Status 1,942,057
Delivery 1,942,058
Stock Level 1,942,056
Customer Report 19,420,577
60% 59.6% New Order 16,626,198 1,486
Payment 16,626,194
Order Status 1,662,620
Delivery 1,662,619
Stock Level 1,662,619
Customer Report 16,626,192
50% 50.3% New Order 14,030,787 1,486
Payment 14,030,787
Order Status 1,403,079
Delivery 1,403,078
Stock Level 1,403,078
Customer Report 14,030,782
40% 39.6% New Order 11,031,253 1,486
Payment 11,031,245
Order Status 1,103,123
Delivery 1,103,126
Stock Level 1,103,126
Customer Report 11,031,251
30% 29.7% New Order 8,272,880 1,486
Payment 8,272,884
Order Status 827,287
Delivery 827,288
Stock Level 827,287
Customer Report 8,272,877
20% 19.7% New Order 5,502,403 1,486
Payment 5,502,411
Order Status 550,240
Delivery 550,241
Stock Level 550,242
Customer Report 5,502,413
10% 9.8% New Order 2,733,635 1,486
Payment 2,733,632
Order Status 273,364
Delivery 273,365
Stock Level 273,365
Customer Report 2,733,639
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0