Dell Inc. PowerEdge R7725 (AMD EPYC 9845) ssj_ops@100% = 208,864
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Jun 12, 2026
Hardware Availability: May-2026 Software Availability: Jan-2026 Publication: Jun 30, 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     209,040
Calibration 2     207,788
Calibration 3     210,020
ssj_ops@calibrated=208,904
100% 100.0% 208,904 208,864
90% 90.2% 188,014 188,366
80% 79.9% 167,123 166,859
70% 69.8% 146,233 145,798
60% 60.3% 125,343 125,903
50% 50.1% 104,452 104,689
40% 40.0% 83,562 83,514
30% 29.7% 62,671 61,988
20% 19.7% 41,781 41,209
10% 10.1% 20,890 21,049
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 R7725
Hardware
Hardware Vendor: Dell Inc.
Model: PowerEdge R7725 (AMD EPYC 9845)
Form Factor: 2U
CPU Name: AMD EPYC 9845, 2.10 GHz
CPU Characteristics: 160 core, 2.10 GHz, 320 MB L3 Cache, Max Boost Clock up to 3.70 GHz
CPU Frequency (MHz): 2100
CPU(s) Enabled: 320 cores, 2 chips, 160 cores/chip
Hardware Threads: 640 (2 / core)
CPU(s) Orderable: 1,2 chip
Primary Cache: 32 KB I + 48 KB D on chip per core
Secondary Cache: 1 MB I+D on chip per core
Tertiary Cache: 320 MB I+D on chip per chip
Other Cache: None
Memory Amount (GB): 384
# and size of DIMM: 24 x 16 GB
Memory Details: 16 GB 1Rx8 PC5-6400R, slots A1-A12, B1-B12 populated.
Power Supply Quantity and Rating (W): 1 x 1500
Power Supply Details: 1500W Titanium Efficiency (Dell P/N: 1PKMH)
Disk Drive: 1 x 480 GB NVMe M.2 SSD (Dell P/N- 3H1F4)
Disk Controller: BOSS N1 (Dell P/N- CMFVP)
# and type of Network Interface Cards (NICs) Installed: 1 x Dual-port Intel E610-XT2, (Dell P/N: FC0HK)
NICs Enabled in Firmware / OS / Connected: 2/2/1
Network Speed (Mbit): 1000
Keyboard: None
Mouse: None
Monitor: None
Optical Drives: No
Other Hardware: None
Software
Power Management: Power Saver plan in OS (see SUT notes)
Operating System (OS): Microsoft Windows Server 2022 Datacenter
OS Version: Version 21H2 (OS Build 20348.2113)
Filesystem: ntfs
JVM Vendor: Oracle Corporation
JVM Version: Java HotSpot(TM) 64-Bit Server VM (build 17.0.18+8-LTS-264, mixed mode, sharing)
JVM Command-line Options: -server -Xmn1300m -Xms1550m -Xmx1550m -XX:+UseParallelGC -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:InlineSmallCode=3900 -XX:AutoBoxCacheMax=20000 -XX:FreqInlineSize=2500 -XX:CompileThresholdScaling=210 -XX:AllocatePrefetchDistance=384 -XX:AllocatePrefetchLines=10 -XX:+UseBiasedLocking -XX:+AggressiveHeap -XX:+OptimizeFill -XX:UseAVX=1 -XX:LargePageSizeInBytes=2m
JVM Affinity: start /NODE [0-19] /AFFINITY [0xF,0XF0,0XF00,0XF000,0XF0000,0XF00000,0XF000000,0XF0000000]
JVM Instances: 160
JVM Initial Heap (MB): 1550
JVM Maximum Heap (MB): 1550
JVM Address Bits: 64
Boot Firmware Version: 1.7.6
Management Firmware Version: 1.30.10.50
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 15,226,215 1,536
Payment 15,226,220
Order Status 1,522,621
Delivery 1,522,620
Stock Level 1,522,621
Customer Report 15,226,214
Calibration 2 New Order 15,120,596 1,536
Payment 15,120,588
Order Status 1,512,059
Delivery 1,512,060
Stock Level 1,512,060
Customer Report 15,120,595
Calibration 3 New Order 15,283,895 1,536
Payment 15,283,894
Order Status 1,528,390
Delivery 1,528,389
Stock Level 1,528,390
Customer Report 15,283,894
100% 100.0% New Order 15,193,330 1,536
Payment 15,193,319
Order Status 1,519,331
Delivery 1,519,333
Stock Level 1,519,334
Customer Report 15,193,326
90% 90.2% New Order 13,699,955 1,536
Payment 13,699,953
Order Status 1,369,996
Delivery 1,369,996
Stock Level 1,369,994
Customer Report 13,699,947
80% 79.9% New Order 12,135,524 1,536
Payment 12,135,531
Order Status 1,213,550
Delivery 1,213,553
Stock Level 1,213,553
Customer Report 12,135,524
70% 69.8% New Order 10,603,769 1,536
Payment 10,603,769
Order Status 1,060,378
Delivery 1,060,377
Stock Level 1,060,376
Customer Report 10,603,763
60% 60.3% New Order 9,156,899 1,536
Payment 9,156,898
Order Status 915,690
Delivery 915,689
Stock Level 915,688
Customer Report 9,156,894
50% 50.1% New Order 7,614,063 1,536
Payment 7,614,063
Order Status 761,405
Delivery 761,407
Stock Level 761,409
Customer Report 7,614,059
40% 40.0% New Order 6,074,006 1,536
Payment 6,074,011
Order Status 607,400
Delivery 607,401
Stock Level 607,404
Customer Report 6,074,011
30% 29.7% New Order 4,508,488 1,536
Payment 4,508,478
Order Status 450,848
Delivery 450,847
Stock Level 450,848
Customer Report 4,508,491
20% 19.7% New Order 2,997,041 1,536
Payment 2,997,039
Order Status 299,703
Delivery 299,703
Stock Level 299,706
Customer Report 2,997,045
10% 10.1% New Order 1,530,908 1,536
Payment 1,530,908
Order Status 153,088
Delivery 153,092
Stock Level 153,092
Customer Report 1,530,912
Active Idle New Order 0 1,536
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0