Dell Inc. PowerEdge R7625 ssj_ops@100% = 385,023
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     394,946
Calibration 2     392,380
Calibration 3     384,559
ssj_ops@calibrated=388,469
100% 99.1% 388,469 385,023
90% 90.1% 349,622 350,152
80% 79.8% 310,775 310,033
70% 70.2% 271,928 272,631
60% 59.9% 233,082 232,751
50% 50.4% 194,235 195,942
40% 40.0% 155,388 155,365
30% 30.0% 116,541 116,431
20% 20.1% 77,694 78,000
10% 10.0% 38,847 38,723
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 28,728,043 1,486
Payment 28,728,032
Order Status 2,872,802
Delivery 2,872,804
Stock Level 2,872,806
Customer Report 28,728,039
Calibration 2 New Order 28,537,822 1,486
Payment 28,537,824
Order Status 2,853,781
Delivery 2,853,782
Stock Level 2,853,783
Customer Report 28,537,820
Calibration 3 New Order 27,968,166 1,486
Payment 27,968,163
Order Status 2,796,817
Delivery 2,796,816
Stock Level 2,796,814
Customer Report 27,968,165
100% 99.1% New Order 28,001,791 1,486
Payment 28,001,793
Order Status 2,800,178
Delivery 2,800,180
Stock Level 2,800,178
Customer Report 28,001,788
90% 90.1% New Order 25,465,728 1,486
Payment 25,465,723
Order Status 2,546,572
Delivery 2,546,572
Stock Level 2,546,571
Customer Report 25,465,723
80% 79.8% New Order 22,549,050 1,486
Payment 22,549,055
Order Status 2,254,905
Delivery 2,254,906
Stock Level 2,254,905
Customer Report 22,549,055
70% 70.2% New Order 19,827,800 1,486
Payment 19,827,801
Order Status 1,982,780
Delivery 1,982,780
Stock Level 1,982,779
Customer Report 19,827,802
60% 59.9% New Order 16,927,670 1,486
Payment 16,927,670
Order Status 1,692,766
Delivery 1,692,767
Stock Level 1,692,770
Customer Report 16,927,675
50% 50.4% New Order 14,251,164 1,486
Payment 14,251,165
Order Status 1,425,116
Delivery 1,425,117
Stock Level 1,425,117
Customer Report 14,251,172
40% 40.0% New Order 11,299,246 1,486
Payment 11,299,245
Order Status 1,129,924
Delivery 1,129,923
Stock Level 1,129,925
Customer Report 11,299,242
30% 30.0% New Order 8,467,869 1,486
Payment 8,467,864
Order Status 846,786
Delivery 846,787
Stock Level 846,788
Customer Report 8,467,871
20% 20.1% New Order 5,673,028 1,486
Payment 5,673,027
Order Status 567,302
Delivery 567,303
Stock Level 567,303
Customer Report 5,673,029
10% 10.0% New Order 2,816,370 1,486
Payment 2,816,362
Order Status 281,637
Delivery 281,634
Stock Level 281,638
Customer Report 2,816,359
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0