Dell Inc. PowerEdge R7725 (AMD EPYC 9845) ssj_ops@100% = 223,211
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     224,774
Calibration 2     223,393
Calibration 3     224,992
ssj_ops@calibrated=224,193
100% 99.6% 224,193 223,211
90% 90.4% 201,773 202,702
80% 80.9% 179,354 181,403
70% 70.5% 156,935 158,114
60% 60.0% 134,516 134,571
50% 50.0% 112,096 111,989
40% 39.8% 89,677 89,233
30% 30.1% 67,258 67,502
20% 20.1% 44,839 45,033
10% 9.7% 22,419 21,857
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 16,359,261 1,536
Payment 16,359,268
Order Status 1,635,927
Delivery 1,635,927
Stock Level 1,635,925
Customer Report 16,359,262
Calibration 2 New Order 16,257,474 1,536
Payment 16,257,481
Order Status 1,625,748
Delivery 1,625,749
Stock Level 1,625,750
Customer Report 16,257,482
Calibration 3 New Order 16,365,977 1,536
Payment 16,365,978
Order Status 1,636,599
Delivery 1,636,599
Stock Level 1,636,598
Customer Report 16,365,974
100% 99.6% New Order 16,235,374 1,536
Payment 16,235,375
Order Status 1,623,535
Delivery 1,623,538
Stock Level 1,623,538
Customer Report 16,235,377
90% 90.4% New Order 14,746,351 1,536
Payment 14,746,354
Order Status 1,474,637
Delivery 1,474,633
Stock Level 1,474,635
Customer Report 14,746,355
80% 80.9% New Order 13,193,447 1,536
Payment 13,193,454
Order Status 1,319,347
Delivery 1,319,344
Stock Level 1,319,345
Customer Report 13,193,441
70% 70.5% New Order 11,499,380 1,536
Payment 11,499,376
Order Status 1,149,940
Delivery 1,149,938
Stock Level 1,149,937
Customer Report 11,499,389
60% 60.0% New Order 9,787,346 1,536
Payment 9,787,343
Order Status 978,736
Delivery 978,734
Stock Level 978,736
Customer Report 9,787,343
50% 50.0% New Order 8,144,751 1,536
Payment 8,144,752
Order Status 814,475
Delivery 814,474
Stock Level 814,474
Customer Report 8,144,749
40% 39.8% New Order 6,490,020 1,536
Payment 6,490,025
Order Status 648,999
Delivery 649,001
Stock Level 649,004
Customer Report 6,490,022
30% 30.1% New Order 4,909,394 1,536
Payment 4,909,392
Order Status 490,940
Delivery 490,939
Stock Level 490,940
Customer Report 4,909,395
20% 20.1% New Order 3,275,152 1,536
Payment 3,275,151
Order Status 327,515
Delivery 327,514
Stock Level 327,515
Customer Report 3,275,154
10% 9.7% New Order 1,589,698 1,536
Payment 1,589,696
Order Status 158,970
Delivery 158,972
Stock Level 158,971
Customer Report 1,589,693
Active Idle New Order 0 1,536
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0