Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 121,901
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     123,934
Calibration 2     122,042
Calibration 3     122,119
ssj_ops@calibrated=122,080
100% 99.9% 122,080 121,901
90% 90.4% 109,872 110,306
80% 80.4% 97,664 98,152
70% 70.7% 85,456 86,347
60% 60.2% 73,248 73,442
50% 50.4% 61,040 61,569
40% 40.2% 48,832 49,067
30% 30.1% 36,624 36,699
20% 20.3% 24,416 24,791
10% 9.9% 12,208 12,041
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 9,022,758 2,038
Payment 9,022,759
Order Status 902,277
Delivery 902,277
Stock Level 902,275
Customer Report 9,022,754
Calibration 2 New Order 8,882,323 2,038
Payment 8,882,326
Order Status 888,233
Delivery 888,232
Stock Level 888,231
Customer Report 8,882,323
Calibration 3 New Order 8,887,931 2,038
Payment 8,887,930
Order Status 888,793
Delivery 888,793
Stock Level 888,793
Customer Report 8,887,931
100% 99.9% New Order 8,872,585 2,038
Payment 8,872,578
Order Status 887,258
Delivery 887,259
Stock Level 887,259
Customer Report 8,872,581
90% 90.4% New Order 8,024,181 2,038
Payment 8,024,183
Order Status 802,418
Delivery 802,418
Stock Level 802,418
Customer Report 8,024,177
80% 80.4% New Order 7,139,825 2,038
Payment 7,139,821
Order Status 713,983
Delivery 713,982
Stock Level 713,981
Customer Report 7,139,823
70% 70.7% New Order 6,279,941 2,038
Payment 6,279,939
Order Status 627,993
Delivery 627,994
Stock Level 627,996
Customer Report 6,279,940
60% 60.2% New Order 5,342,367 2,038
Payment 5,342,365
Order Status 534,235
Delivery 534,238
Stock Level 534,237
Customer Report 5,342,365
50% 50.4% New Order 4,478,069 2,038
Payment 4,478,069
Order Status 447,807
Delivery 447,807
Stock Level 447,807
Customer Report 4,478,070
40% 40.2% New Order 3,568,585 2,038
Payment 3,568,583
Order Status 356,859
Delivery 356,858
Stock Level 356,858
Customer Report 3,568,585
30% 30.1% New Order 2,669,152 2,038
Payment 2,669,152
Order Status 266,915
Delivery 266,916
Stock Level 266,914
Customer Report 2,669,154
20% 20.3% New Order 1,802,984 2,038
Payment 1,802,979
Order Status 180,299
Delivery 180,298
Stock Level 180,298
Customer Report 1,802,983
10% 9.9% New Order 875,757 2,038
Payment 875,756
Order Status 87,577
Delivery 87,576
Stock Level 87,577
Customer Report 875,760
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0