Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 123,423
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     124,313
Calibration 2     123,655
Calibration 3     123,739
ssj_ops@calibrated=123,697
100% 99.8% 123,697 123,423
90% 90.1% 111,327 111,491
80% 79.0% 98,958 97,743
70% 70.1% 86,588 86,708
60% 59.9% 74,218 74,100
50% 48.9% 61,849 60,542
40% 39.6% 49,479 49,026
30% 29.8% 37,109 36,919
20% 20.1% 24,739 24,923
10% 9.9% 12,370 12,233
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 9,057,482 2,038
Payment 9,057,484
Order Status 905,748
Delivery 905,748
Stock Level 905,748
Customer Report 9,057,485
Calibration 2 New Order 8,993,198 2,038
Payment 8,993,201
Order Status 899,319
Delivery 899,321
Stock Level 899,319
Customer Report 8,993,201
Calibration 3 New Order 9,004,690 2,038
Payment 9,004,681
Order Status 900,469
Delivery 900,469
Stock Level 900,469
Customer Report 9,004,686
100% 99.8% New Order 8,976,738 2,038
Payment 8,976,737
Order Status 897,673
Delivery 897,674
Stock Level 897,674
Customer Report 8,976,739
90% 90.1% New Order 8,109,624 2,038
Payment 8,109,622
Order Status 810,961
Delivery 810,963
Stock Level 810,962
Customer Report 8,109,625
80% 79.0% New Order 7,108,734 2,038
Payment 7,108,738
Order Status 710,875
Delivery 710,873
Stock Level 710,874
Customer Report 7,108,731
70% 70.1% New Order 6,306,218 2,038
Payment 6,306,222
Order Status 630,623
Delivery 630,622
Stock Level 630,623
Customer Report 6,306,220
60% 59.9% New Order 5,389,096 2,038
Payment 5,389,100
Order Status 538,910
Delivery 538,910
Stock Level 538,909
Customer Report 5,389,100
50% 48.9% New Order 4,403,263 2,038
Payment 4,403,269
Order Status 440,328
Delivery 440,327
Stock Level 440,326
Customer Report 4,403,263
40% 39.6% New Order 3,566,044 2,038
Payment 3,566,045
Order Status 356,604
Delivery 356,605
Stock Level 356,603
Customer Report 3,566,047
30% 29.8% New Order 2,685,079 2,038
Payment 2,685,085
Order Status 268,509
Delivery 268,507
Stock Level 268,507
Customer Report 2,685,083
20% 20.1% New Order 1,812,668 2,038
Payment 1,812,665
Order Status 181,266
Delivery 181,267
Stock Level 181,267
Customer Report 1,812,665
10% 9.9% New Order 889,699 2,038
Payment 889,696
Order Status 88,969
Delivery 88,970
Stock Level 88,971
Customer Report 889,695
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0