Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 123,467
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     124,209
Calibration 2     123,711
Calibration 3     123,822
ssj_ops@calibrated=123,766
100% 99.8% 123,766 123,467
90% 90.5% 111,390 111,952
80% 80.1% 99,013 99,122
70% 69.9% 86,636 86,516
60% 60.2% 74,260 74,451
50% 50.3% 61,883 62,312
40% 39.9% 49,507 49,379
30% 30.6% 37,130 37,890
20% 19.7% 24,753 24,345
10% 10.3% 12,377 12,735
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 9,042,791 2,038
Payment 9,042,794
Order Status 904,281
Delivery 904,282
Stock Level 904,280
Customer Report 9,042,799
Calibration 2 New Order 9,004,470 2,038
Payment 9,004,474
Order Status 900,449
Delivery 900,448
Stock Level 900,448
Customer Report 9,004,477
Calibration 3 New Order 9,005,415 2,038
Payment 9,005,414
Order Status 900,543
Delivery 900,541
Stock Level 900,542
Customer Report 9,005,416
100% 99.8% New Order 8,982,444 2,038
Payment 8,982,443
Order Status 898,244
Delivery 898,245
Stock Level 898,244
Customer Report 8,982,444
90% 90.5% New Order 8,142,487 2,038
Payment 8,142,492
Order Status 814,249
Delivery 814,250
Stock Level 814,249
Customer Report 8,142,488
80% 80.1% New Order 7,214,700 2,038
Payment 7,214,701
Order Status 721,469
Delivery 721,470
Stock Level 721,470
Customer Report 7,214,701
70% 69.9% New Order 6,292,423 2,038
Payment 6,292,427
Order Status 629,242
Delivery 629,241
Stock Level 629,243
Customer Report 6,292,424
60% 60.2% New Order 5,414,723 2,038
Payment 5,414,727
Order Status 541,473
Delivery 541,473
Stock Level 541,474
Customer Report 5,414,723
50% 50.3% New Order 4,533,881 2,038
Payment 4,533,876
Order Status 453,388
Delivery 453,387
Stock Level 453,388
Customer Report 4,533,880
40% 39.9% New Order 3,591,282 2,038
Payment 3,591,284
Order Status 359,126
Delivery 359,129
Stock Level 359,128
Customer Report 3,591,279
30% 30.6% New Order 2,755,814 2,038
Payment 2,755,810
Order Status 275,582
Delivery 275,582
Stock Level 275,581
Customer Report 2,755,817
20% 19.7% New Order 1,770,608 2,038
Payment 1,770,606
Order Status 177,061
Delivery 177,060
Stock Level 177,060
Customer Report 1,770,605
10% 10.3% New Order 926,231 2,038
Payment 926,231
Order Status 92,623
Delivery 92,624
Stock Level 92,624
Customer Report 926,235
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0