Dell Inc. PowerEdge R7725 ssj_ops@100% = 504,729
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Dec 18, 2025
Hardware Availability: Nov-2024 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     518,944
Calibration 2     504,351
Calibration 3     506,120
ssj_ops@calibrated=505,236
100% 99.9% 505,236 504,729
90% 90.1% 454,712 455,145
80% 80.6% 404,189 406,970
70% 69.5% 353,665 351,018
60% 59.9% 303,141 302,498
50% 49.5% 252,618 250,246
40% 39.8% 202,094 201,122
30% 30.1% 151,571 152,147
20% 19.8% 101,047 100,206
10% 10.0% 50,524 50,557
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
Form Factor: 2U
CPU Name: AMD EPYC 9355 3.55 GHz
CPU Characteristics: 32 core, 3.55 GHz, 256 MB L3 Cache, Max Boost Clock up to 4.4 GHz
CPU Frequency (MHz): 3550
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 + 48 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 PC5-6400-R, Slots A1-12, B1-12 populated.
Power Supply Quantity and Rating (W): 2 x 3200
Power Supply Details: 2 x Delta 3200W Titanium Efficiency (DPN - J0KHH)
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 5719 Quad Port 1GbE LOM, 1 x Broadcom 57414 Dual Port 25GbE LOM
NICs Enabled in Firmware / OS / Connected: 6/6/1
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: 1.5.3
Management Firmware Version: 1.20.80.50 A00
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: None
Boot Firmware Settings
Management Firmware Settings
Default Thermal Profile Settings
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 37,748,008 1,486
Payment 37,748,010
Order Status 3,774,803
Delivery 3,774,803
Stock Level 3,774,801
Customer Report 37,748,022
Calibration 2 New Order 36,683,194 1,486
Payment 36,683,186
Order Status 3,668,320
Delivery 3,668,319
Stock Level 3,668,318
Customer Report 36,683,192
Calibration 3 New Order 36,809,069 1,486
Payment 36,809,070
Order Status 3,680,905
Delivery 3,680,908
Stock Level 3,680,907
Customer Report 36,809,065
100% 99.9% New Order 36,707,887 1,486
Payment 36,707,891
Order Status 3,670,790
Delivery 3,670,786
Stock Level 3,670,788
Customer Report 36,707,888
90% 90.1% New Order 33,102,808 1,486
Payment 33,102,807
Order Status 3,310,279
Delivery 3,310,282
Stock Level 3,310,279
Customer Report 33,102,817
80% 80.6% New Order 29,599,058 1,486
Payment 29,599,058
Order Status 2,959,906
Delivery 2,959,906
Stock Level 2,959,905
Customer Report 29,599,062
70% 69.5% New Order 25,528,632 1,486
Payment 25,528,634
Order Status 2,552,862
Delivery 2,552,862
Stock Level 2,552,862
Customer Report 25,528,631
60% 59.9% New Order 22,001,107 1,486
Payment 22,001,104
Order Status 2,200,111
Delivery 2,200,109
Stock Level 2,200,110
Customer Report 22,001,106
50% 49.5% New Order 18,201,262 1,486
Payment 18,201,274
Order Status 1,820,127
Delivery 1,820,128
Stock Level 1,820,127
Customer Report 18,201,258
40% 39.8% New Order 14,627,066 1,486
Payment 14,627,074
Order Status 1,462,708
Delivery 1,462,707
Stock Level 1,462,709
Customer Report 14,627,067
30% 30.1% New Order 11,065,464 1,486
Payment 11,065,460
Order Status 1,106,546
Delivery 1,106,545
Stock Level 1,106,547
Customer Report 11,065,461
20% 19.8% New Order 7,287,875 1,486
Payment 7,287,877
Order Status 728,788
Delivery 728,790
Stock Level 728,787
Customer Report 7,287,883
10% 10.0% New Order 3,676,970 1,486
Payment 3,676,967
Order Status 367,701
Delivery 367,695
Stock Level 367,696
Customer Report 3,676,973
Active Idle New Order 0 1,486
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0