Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 123,297
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     124,456
Calibration 2     123,580
Calibration 3     123,247
ssj_ops@calibrated=123,413
100% 99.9% 123,413 123,297
90% 89.7% 111,072 110,756
80% 80.7% 98,731 99,598
70% 70.9% 86,389 87,548
60% 60.4% 74,048 74,601
50% 49.7% 61,707 61,308
40% 40.2% 49,365 49,553
30% 30.5% 37,024 37,674
20% 20.1% 24,683 24,843
10% 9.9% 12,341 12,247
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 9,061,271 2,038
Payment 9,061,270
Order Status 906,127
Delivery 906,129
Stock Level 906,127
Customer Report 9,061,274
Calibration 2 New Order 8,994,202 2,038
Payment 8,994,203
Order Status 899,420
Delivery 899,421
Stock Level 899,420
Customer Report 8,994,200
Calibration 3 New Order 8,968,269 2,038
Payment 8,968,270
Order Status 896,827
Delivery 896,827
Stock Level 896,826
Customer Report 8,968,267
100% 99.9% New Order 8,967,797 2,038
Payment 8,967,796
Order Status 896,778
Delivery 896,780
Stock Level 896,779
Customer Report 8,967,798
90% 89.7% New Order 8,056,764 2,038
Payment 8,056,765
Order Status 805,675
Delivery 805,676
Stock Level 805,676
Customer Report 8,056,760
80% 80.7% New Order 7,245,242 2,038
Payment 7,245,240
Order Status 724,524
Delivery 724,523
Stock Level 724,523
Customer Report 7,245,241
70% 70.9% New Order 6,367,342 2,038
Payment 6,367,346
Order Status 636,735
Delivery 636,735
Stock Level 636,734
Customer Report 6,367,344
60% 60.4% New Order 5,425,788 2,038
Payment 5,425,786
Order Status 542,579
Delivery 542,579
Stock Level 542,580
Customer Report 5,425,790
50% 49.7% New Order 4,459,145 2,038
Payment 4,459,149
Order Status 445,915
Delivery 445,914
Stock Level 445,916
Customer Report 4,459,147
40% 40.2% New Order 3,604,774 2,038
Payment 3,604,770
Order Status 360,478
Delivery 360,478
Stock Level 360,479
Customer Report 3,604,771
30% 30.5% New Order 2,740,174 2,038
Payment 2,740,176
Order Status 274,016
Delivery 274,018
Stock Level 274,018
Customer Report 2,740,172
20% 20.1% New Order 1,806,907 2,038
Payment 1,806,911
Order Status 180,691
Delivery 180,691
Stock Level 180,690
Customer Report 1,806,903
10% 9.9% New Order 890,977 2,038
Payment 890,983
Order Status 89,098
Delivery 89,099
Stock Level 89,097
Customer Report 890,980
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0