Dell Inc. PowerEdge R7725 (AMD EPYC 9845) ssj_ops@100% = 207,556
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     211,028
Calibration 2     208,010
Calibration 3     209,111
ssj_ops@calibrated=208,560
100% 99.5% 208,560 207,556
90% 89.9% 187,704 187,445
80% 80.1% 166,848 167,008
70% 70.1% 145,992 146,152
60% 59.5% 125,136 124,026
50% 50.7% 104,280 105,703
40% 40.4% 83,424 84,221
30% 29.8% 62,568 62,097
20% 19.6% 41,712 40,970
10% 10.0% 20,856 20,849
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 15,367,021 1,536
Payment 15,367,023
Order Status 1,536,704
Delivery 1,536,700
Stock Level 1,536,700
Customer Report 15,367,021
Calibration 2 New Order 15,133,770 1,536
Payment 15,133,778
Order Status 1,513,378
Delivery 1,513,377
Stock Level 1,513,378
Customer Report 15,133,771
Calibration 3 New Order 15,216,699 1,536
Payment 15,216,714
Order Status 1,521,669
Delivery 1,521,670
Stock Level 1,521,670
Customer Report 15,216,693
100% 99.5% New Order 15,096,615 1,536
Payment 15,096,610
Order Status 1,509,662
Delivery 1,509,660
Stock Level 1,509,661
Customer Report 15,096,607
90% 89.9% New Order 13,632,656 1,536
Payment 13,632,650
Order Status 1,363,265
Delivery 1,363,266
Stock Level 1,363,265
Customer Report 13,632,653
80% 80.1% New Order 12,147,173 1,536
Payment 12,147,178
Order Status 1,214,718
Delivery 1,214,718
Stock Level 1,214,717
Customer Report 12,147,171
70% 70.1% New Order 10,629,744 1,536
Payment 10,629,741
Order Status 1,062,976
Delivery 1,062,974
Stock Level 1,062,974
Customer Report 10,629,734
60% 59.5% New Order 9,020,385 1,536
Payment 9,020,386
Order Status 902,040
Delivery 902,038
Stock Level 902,039
Customer Report 9,020,382
50% 50.7% New Order 7,687,905 1,536
Payment 7,687,903
Order Status 768,788
Delivery 768,790
Stock Level 768,788
Customer Report 7,687,902
40% 40.4% New Order 6,125,250 1,536
Payment 6,125,244
Order Status 612,525
Delivery 612,523
Stock Level 612,524
Customer Report 6,125,251
30% 29.8% New Order 4,516,258 1,536
Payment 4,516,247
Order Status 451,626
Delivery 451,624
Stock Level 451,625
Customer Report 4,516,251
20% 19.6% New Order 2,979,675 1,536
Payment 2,979,671
Order Status 297,968
Delivery 297,966
Stock Level 297,967
Customer Report 2,979,674
10% 10.0% New Order 1,516,303 1,536
Payment 1,516,307
Order Status 151,631
Delivery 151,631
Stock Level 151,632
Customer Report 1,516,305
Active Idle New Order 0 1,536
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0