Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 121,372
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     123,747
Calibration 2     121,351
Calibration 3     121,247
ssj_ops@calibrated=121,299
100% 100.1% 121,299 121,372
90% 89.5% 109,169 108,538
80% 79.9% 97,039 96,893
70% 70.5% 84,909 85,468
60% 59.2% 72,779 71,773
50% 49.9% 60,649 60,503
40% 39.8% 48,520 48,278
30% 30.6% 36,390 37,096
20% 20.0% 24,260 24,275
10% 9.9% 12,130 12,037
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 9,005,777 2,038
Payment 9,005,774
Order Status 900,579
Delivery 900,578
Stock Level 900,579
Customer Report 9,005,766
Calibration 2 New Order 8,825,990 2,038
Payment 8,825,996
Order Status 882,599
Delivery 882,600
Stock Level 882,599
Customer Report 8,825,987
Calibration 3 New Order 8,818,322 2,038
Payment 8,818,324
Order Status 881,833
Delivery 881,831
Stock Level 881,832
Customer Report 8,818,324
100% 100.1% New Order 8,827,559 2,038
Payment 8,827,555
Order Status 882,755
Delivery 882,757
Stock Level 882,754
Customer Report 8,827,558
90% 89.5% New Order 7,894,067 2,038
Payment 7,894,066
Order Status 789,409
Delivery 789,407
Stock Level 789,406
Customer Report 7,894,064
80% 79.9% New Order 7,046,880 2,038
Payment 7,046,875
Order Status 704,688
Delivery 704,687
Stock Level 704,687
Customer Report 7,046,876
70% 70.5% New Order 6,216,294 2,038
Payment 6,216,301
Order Status 621,629
Delivery 621,630
Stock Level 621,630
Customer Report 6,216,293
60% 59.2% New Order 5,219,889 2,038
Payment 5,219,891
Order Status 521,988
Delivery 521,988
Stock Level 521,989
Customer Report 5,219,887
50% 49.9% New Order 4,400,484 2,038
Payment 4,400,482
Order Status 440,047
Delivery 440,048
Stock Level 440,048
Customer Report 4,400,483
40% 39.8% New Order 3,511,212 2,038
Payment 3,511,213
Order Status 351,121
Delivery 351,121
Stock Level 351,121
Customer Report 3,511,212
30% 30.6% New Order 2,697,879 2,038
Payment 2,697,876
Order Status 269,787
Delivery 269,788
Stock Level 269,788
Customer Report 2,697,882
20% 20.0% New Order 1,765,483 2,038
Payment 1,765,482
Order Status 176,548
Delivery 176,548
Stock Level 176,549
Customer Report 1,765,483
10% 9.9% New Order 875,453 2,038
Payment 875,455
Order Status 87,546
Delivery 87,547
Stock Level 87,545
Customer Report 875,454
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0