Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 122,877
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     123,889
Calibration 2     123,022
Calibration 3     123,198
ssj_ops@calibrated=123,110
100% 99.8% 123,110 122,877
90% 90.2% 110,799 111,045
80% 79.9% 98,488 98,315
70% 69.8% 86,177 85,891
60% 60.6% 73,866 74,614
50% 50.4% 61,555 62,044
40% 39.5% 49,244 48,640
30% 29.3% 36,933 36,120
20% 20.8% 24,622 25,559
10% 10.0% 12,311 12,258
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 9,020,975 2,038
Payment 9,020,972
Order Status 902,098
Delivery 902,098
Stock Level 902,096
Customer Report 9,020,974
Calibration 2 New Order 8,950,778 2,038
Payment 8,950,778
Order Status 895,078
Delivery 895,078
Stock Level 895,077
Customer Report 8,950,777
Calibration 3 New Order 8,967,066 2,038
Payment 8,967,065
Order Status 896,707
Delivery 896,706
Stock Level 896,707
Customer Report 8,967,068
100% 99.8% New Order 8,940,390 2,038
Payment 8,940,398
Order Status 894,040
Delivery 894,039
Stock Level 894,040
Customer Report 8,940,390
90% 90.2% New Order 8,076,210 2,038
Payment 8,076,208
Order Status 807,621
Delivery 807,621
Stock Level 807,620
Customer Report 8,076,211
80% 79.9% New Order 7,150,179 2,038
Payment 7,150,175
Order Status 715,017
Delivery 715,017
Stock Level 715,017
Customer Report 7,150,176
70% 69.8% New Order 6,247,360 2,038
Payment 6,247,364
Order Status 624,735
Delivery 624,738
Stock Level 624,735
Customer Report 6,247,367
60% 60.6% New Order 5,426,658 2,038
Payment 5,426,655
Order Status 542,665
Delivery 542,665
Stock Level 542,667
Customer Report 5,426,656
50% 50.4% New Order 4,512,526 2,038
Payment 4,512,527
Order Status 451,253
Delivery 451,252
Stock Level 451,253
Customer Report 4,512,524
40% 39.5% New Order 3,537,694 2,038
Payment 3,537,691
Order Status 353,769
Delivery 353,769
Stock Level 353,769
Customer Report 3,537,689
30% 29.3% New Order 2,627,050 2,038
Payment 2,627,050
Order Status 262,704
Delivery 262,705
Stock Level 262,705
Customer Report 2,627,050
20% 20.8% New Order 1,858,904 2,038
Payment 1,858,907
Order Status 185,891
Delivery 185,890
Stock Level 185,892
Customer Report 1,858,906
10% 10.0% New Order 891,515 2,038
Payment 891,517
Order Status 89,151
Delivery 89,151
Stock Level 89,151
Customer Report 891,515
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0