Dell Inc. PowerEdge R7625 ssj_ops@100% = 396,593
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     407,228
Calibration 2     398,835
Calibration 3     397,507
ssj_ops@calibrated=398,171
100% 99.6% 398,171 396,593
90% 90.3% 358,354 359,356
80% 80.0% 318,537 318,650
70% 69.9% 278,720 278,353
60% 60.1% 238,903 239,154
50% 50.3% 199,085 200,365
40% 40.4% 159,268 160,755
30% 29.7% 119,451 118,379
20% 20.1% 79,634 79,854
10% 10.1% 39,817 40,150
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 29,620,270 1,486
Payment 29,620,278
Order Status 2,962,027
Delivery 2,962,026
Stock Level 2,962,029
Customer Report 29,620,276
Calibration 2 New Order 29,006,549 1,486
Payment 29,006,549
Order Status 2,900,654
Delivery 2,900,657
Stock Level 2,900,655
Customer Report 29,006,549
Calibration 3 New Order 28,910,050 1,486
Payment 28,910,039
Order Status 2,891,005
Delivery 2,891,004
Stock Level 2,891,006
Customer Report 28,910,038
100% 99.6% New Order 28,843,859 1,486
Payment 28,843,860
Order Status 2,884,386
Delivery 2,884,384
Stock Level 2,884,385
Customer Report 28,843,865
90% 90.3% New Order 26,135,916 1,486
Payment 26,135,913
Order Status 2,613,591
Delivery 2,613,591
Stock Level 2,613,592
Customer Report 26,135,914
80% 80.0% New Order 23,174,617 1,486
Payment 23,174,616
Order Status 2,317,462
Delivery 2,317,462
Stock Level 2,317,462
Customer Report 23,174,616
70% 69.9% New Order 20,243,964 1,486
Payment 20,243,956
Order Status 2,024,395
Delivery 2,024,395
Stock Level 2,024,398
Customer Report 20,243,962
60% 60.1% New Order 17,393,597 1,486
Payment 17,393,603
Order Status 1,739,360
Delivery 1,739,359
Stock Level 1,739,360
Customer Report 17,393,607
50% 50.3% New Order 14,572,804 1,486
Payment 14,572,798
Order Status 1,457,280
Delivery 1,457,278
Stock Level 1,457,280
Customer Report 14,572,800
40% 40.4% New Order 11,691,386 1,486
Payment 11,691,389
Order Status 1,169,139
Delivery 1,169,140
Stock Level 1,169,139
Customer Report 11,691,389
30% 29.7% New Order 8,609,712 1,486
Payment 8,609,707
Order Status 860,970
Delivery 860,968
Stock Level 860,970
Customer Report 8,609,704
20% 20.1% New Order 5,807,878 1,486
Payment 5,807,879
Order Status 580,790
Delivery 580,787
Stock Level 580,787
Customer Report 5,807,879
10% 10.1% New Order 2,919,999 1,486
Payment 2,919,998
Order Status 292,002
Delivery 292,002
Stock Level 292,001
Customer Report 2,919,998
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0