Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 121,511
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Jan 11, 2026
Hardware Availability: Dec-2025 Software Availability: Dec-2025 Publication: Jan 27, 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     123,383
Calibration 2     120,960
Calibration 3     121,489
ssj_ops@calibrated=121,224
100% 100.2% 121,224 121,511
90% 90.3% 109,102 109,478
80% 80.9% 96,980 98,113
70% 70.5% 84,857 85,499
60% 60.1% 72,735 72,795
50% 50.6% 60,612 61,378
40% 39.7% 48,490 48,122
30% 29.9% 36,367 36,303
20% 20.3% 24,245 24,657
10% 10.0% 12,122 12,162
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 R770AP
Hardware
Hardware Vendor: Dell Inc.
Model: PowerEdge R770AP (Intel Xeon 6980P)
Form Factor: 2U
CPU Name: Intel Xeon 6980P 2.0 GHz
CPU Characteristics: 128 core, 2.0 GHz, 504 MB L3 Cache, Max Boost Clock up to 3.9 GHz
CPU Frequency (MHz): 2000
CPU(s) Enabled: 256 cores, 2 chips, 256 cores/chip
Hardware Threads: 512 (2 / core)
CPU(s) Orderable: 1,2 chip
Primary Cache: 64 KB I + 48 KB D on chip per core
Secondary Cache: 2 MB I+D on chip per core
Tertiary Cache: 504 MB I+D on chip per chip
Other Cache: None
Memory Amount (GB): 768
# and size of DIMM: 24 x 32 GB
Memory Details: 32 GB 2Rx4 PC5-6400-R running at 6400MHz Slots A1-12, B1-12 populated.
Power Supply Quantity and Rating (W): 1 x 3200
Power Supply Details: 3200W Titanium Efficiency
Disk Drive: 1 x 960 GB NVMe Gen4
Disk Controller: PCIe SSD Backplane
# and type of Network Interface Cards (NICs) Installed: 1 x Intel(R) Eth Ntwk Adptr OCP 3.0 E610-IT4
NICs Enabled in Firmware / OS / Connected: 4/3/2
Network Speed (Mbit): 2500
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 2022 Datacenter
OS Version: 21H2 (OS Build 20348.587)
Filesystem: NTFS
JVM Vendor: Oracle Corporation
JVM Version: Java HotSpot(TM) 64-Bit Server VM (build 17.0.14+8-LTS-191, mixed mode, sharing)
JVM Command-line Options: -server -Xms2048m -Xmx2048m -Xmn1900m -XX:+UseParallelGC -XX:ParallelGCThreads=2 -XX:SurvivorRatio=1 -XX:TargetSurvivorRatio=95 -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:+UseBiasedLocking -XX:InlineSmallCode=1500 -XX:UseAVX=1 -XX:AutoBoxCacheMax=20000 -XX:+OptimizeFill -XX:+AggressiveHeap -XX:AllocatePrefetchDistance=256 -XX:AllocatePrefetchLines=16
JVM Affinity: start /NODE [0-41] /AFFINITY [0x3,0xC,0x30,0xC0,0x300,0xC00] in addition [0,7,21,28] /AFFINITY [0x3000]
JVM Instances: 256
JVM Initial Heap (MB): 2048
JVM Maximum Heap (MB): 2048
JVM Address Bits: 64
Boot Firmware Version: 1.1.6
Management Firmware Version: 10.20.80.50 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 8,979,427 2,038
Payment 8,979,425
Order Status 897,941
Delivery 897,941
Stock Level 897,942
Customer Report 8,979,417
Calibration 2 New Order 8,799,024 2,038
Payment 8,799,020
Order Status 879,902
Delivery 879,902
Stock Level 879,901
Customer Report 8,799,021
Calibration 3 New Order 8,840,937 2,038
Payment 8,840,936
Order Status 884,094
Delivery 884,094
Stock Level 884,094
Customer Report 8,840,942
100% 100.2% New Order 8,837,974 2,038
Payment 8,837,971
Order Status 883,797
Delivery 883,798
Stock Level 883,797
Customer Report 8,837,976
90% 90.3% New Order 7,963,162 2,038
Payment 7,963,164
Order Status 796,316
Delivery 796,317
Stock Level 796,317
Customer Report 7,963,166
80% 80.9% New Order 7,136,900 2,038
Payment 7,136,902
Order Status 713,690
Delivery 713,690
Stock Level 713,689
Customer Report 7,136,897
70% 70.5% New Order 6,218,151 2,038
Payment 6,218,149
Order Status 621,814
Delivery 621,815
Stock Level 621,813
Customer Report 6,218,146
60% 60.1% New Order 5,294,550 2,038
Payment 5,294,551
Order Status 529,454
Delivery 529,455
Stock Level 529,455
Customer Report 5,294,548
50% 50.6% New Order 4,463,962 2,038
Payment 4,463,962
Order Status 446,395
Delivery 446,396
Stock Level 446,396
Customer Report 4,463,958
40% 39.7% New Order 3,499,914 2,038
Payment 3,499,912
Order Status 349,992
Delivery 349,990
Stock Level 349,992
Customer Report 3,499,914
30% 29.9% New Order 2,640,334 2,038
Payment 2,640,335
Order Status 264,034
Delivery 264,035
Stock Level 264,035
Customer Report 2,640,335
20% 20.3% New Order 1,793,287 2,038
Payment 1,793,289
Order Status 179,329
Delivery 179,330
Stock Level 179,329
Customer Report 1,793,292
10% 10.0% New Order 884,545 2,038
Payment 884,543
Order Status 88,454
Delivery 88,456
Stock Level 88,456
Customer Report 884,546
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0