Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 123,022
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     125,431
Calibration 2     123,231
Calibration 3     123,325
ssj_ops@calibrated=123,278
100% 99.8% 123,278 123,022
90% 89.6% 110,950 110,488
80% 80.1% 98,622 98,793
70% 70.5% 86,294 86,906
60% 59.9% 73,967 73,811
50% 51.0% 61,639 62,896
40% 40.0% 49,311 49,264
30% 29.6% 36,983 36,442
20% 20.0% 24,656 24,609
10% 10.1% 12,328 12,400
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 9,134,712 2,038
Payment 9,134,718
Order Status 913,473
Delivery 913,471
Stock Level 913,472
Customer Report 9,134,714
Calibration 2 New Order 8,962,675 2,038
Payment 8,962,672
Order Status 896,267
Delivery 896,267
Stock Level 896,267
Customer Report 8,962,670
Calibration 3 New Order 8,973,388 2,038
Payment 8,973,383
Order Status 897,338
Delivery 897,337
Stock Level 897,339
Customer Report 8,973,385
100% 99.8% New Order 8,950,002 2,038
Payment 8,950,003
Order Status 895,001
Delivery 895,000
Stock Level 894,999
Customer Report 8,950,005
90% 89.6% New Order 8,035,843 2,038
Payment 8,035,844
Order Status 803,584
Delivery 803,586
Stock Level 803,584
Customer Report 8,035,845
80% 80.1% New Order 7,186,060 2,038
Payment 7,186,062
Order Status 718,606
Delivery 718,607
Stock Level 718,605
Customer Report 7,186,061
70% 70.5% New Order 6,322,003 2,038
Payment 6,321,998
Order Status 632,200
Delivery 632,200
Stock Level 632,200
Customer Report 6,321,993
60% 59.9% New Order 5,368,106 2,038
Payment 5,368,109
Order Status 536,811
Delivery 536,811
Stock Level 536,811
Customer Report 5,368,104
50% 51.0% New Order 4,574,384 2,038
Payment 4,574,382
Order Status 457,440
Delivery 457,439
Stock Level 457,439
Customer Report 4,574,387
40% 40.0% New Order 3,582,857 2,038
Payment 3,582,861
Order Status 358,286
Delivery 358,285
Stock Level 358,286
Customer Report 3,582,855
30% 29.6% New Order 2,650,548 2,038
Payment 2,650,542
Order Status 265,054
Delivery 265,055
Stock Level 265,054
Customer Report 2,650,545
20% 20.0% New Order 1,789,787 2,038
Payment 1,789,787
Order Status 178,978
Delivery 178,979
Stock Level 178,979
Customer Report 1,789,785
10% 10.1% New Order 901,815 2,038
Payment 901,819
Order Status 90,183
Delivery 90,182
Stock Level 90,182
Customer Report 901,819
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0