Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 122,166
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     124,981
Calibration 2     123,176
Calibration 3     123,235
ssj_ops@calibrated=123,206
100% 99.2% 123,206 122,166
90% 88.9% 110,885 109,520
80% 80.7% 98,564 99,450
70% 70.8% 86,244 87,184
60% 59.8% 73,923 73,637
50% 49.9% 61,603 61,455
40% 40.2% 49,282 49,534
30% 30.0% 36,962 37,023
20% 20.3% 24,641 24,970
10% 9.9% 12,321 12,170
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 9,097,550 2,038
Payment 9,097,553
Order Status 909,754
Delivery 909,754
Stock Level 909,755
Customer Report 9,097,555
Calibration 2 New Order 8,959,656 2,038
Payment 8,959,656
Order Status 895,965
Delivery 895,965
Stock Level 895,965
Customer Report 8,959,659
Calibration 3 New Order 8,968,568 2,038
Payment 8,968,572
Order Status 896,857
Delivery 896,856
Stock Level 896,856
Customer Report 8,968,569
100% 99.2% New Order 8,886,038 2,038
Payment 8,886,037
Order Status 888,604
Delivery 888,604
Stock Level 888,604
Customer Report 8,886,035
90% 88.9% New Order 7,967,703 2,038
Payment 7,967,701
Order Status 796,770
Delivery 796,770
Stock Level 796,770
Customer Report 7,967,703
80% 80.7% New Order 7,233,269 2,038
Payment 7,233,271
Order Status 723,328
Delivery 723,327
Stock Level 723,328
Customer Report 7,233,266
70% 70.8% New Order 6,340,737 2,038
Payment 6,340,739
Order Status 634,074
Delivery 634,075
Stock Level 634,075
Customer Report 6,340,738
60% 59.8% New Order 5,355,641 2,038
Payment 5,355,638
Order Status 535,566
Delivery 535,564
Stock Level 535,563
Customer Report 5,355,645
50% 49.9% New Order 4,469,975 2,038
Payment 4,469,975
Order Status 446,999
Delivery 446,998
Stock Level 446,996
Customer Report 4,469,976
40% 40.2% New Order 3,602,631 2,038
Payment 3,602,626
Order Status 360,262
Delivery 360,262
Stock Level 360,262
Customer Report 3,602,624
30% 30.0% New Order 2,692,608 2,038
Payment 2,692,605
Order Status 269,260
Delivery 269,260
Stock Level 269,259
Customer Report 2,692,606
20% 20.3% New Order 1,816,061 2,038
Payment 1,816,060
Order Status 181,606
Delivery 181,605
Stock Level 181,606
Customer Report 1,816,062
10% 9.9% New Order 885,094 2,038
Payment 885,094
Order Status 88,510
Delivery 88,509
Stock Level 88,509
Customer Report 885,097
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0