Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 123,214
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     124,521
Calibration 2     123,647
Calibration 3     123,559
ssj_ops@calibrated=123,603
100% 99.7% 123,603 123,214
90% 89.6% 111,243 110,732
80% 80.1% 98,882 99,052
70% 69.4% 86,522 85,825
60% 59.8% 74,162 73,949
50% 50.8% 61,801 62,747
40% 40.3% 49,441 49,855
30% 29.8% 37,081 36,796
20% 19.7% 24,721 24,391
10% 9.9% 12,360 12,204
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 9,064,313 2,038
Payment 9,064,306
Order Status 906,431
Delivery 906,431
Stock Level 906,431
Customer Report 9,064,312
Calibration 2 New Order 8,999,170 2,038
Payment 8,999,169
Order Status 899,917
Delivery 899,917
Stock Level 899,916
Customer Report 8,999,170
Calibration 3 New Order 8,993,194 2,038
Payment 8,993,200
Order Status 899,319
Delivery 899,320
Stock Level 899,320
Customer Report 8,993,195
100% 99.7% New Order 8,965,799 2,038
Payment 8,965,802
Order Status 896,579
Delivery 896,579
Stock Level 896,580
Customer Report 8,965,799
90% 89.6% New Order 8,056,399 2,038
Payment 8,056,399
Order Status 805,639
Delivery 805,641
Stock Level 805,641
Customer Report 8,056,399
80% 80.1% New Order 7,204,762 2,038
Payment 7,204,756
Order Status 720,477
Delivery 720,477
Stock Level 720,476
Customer Report 7,204,757
70% 69.4% New Order 6,241,797 2,038
Payment 6,241,799
Order Status 624,179
Delivery 624,180
Stock Level 624,180
Customer Report 6,241,800
60% 59.8% New Order 5,378,168 2,038
Payment 5,378,165
Order Status 537,816
Delivery 537,816
Stock Level 537,816
Customer Report 5,378,160
50% 50.8% New Order 4,563,425 2,038
Payment 4,563,427
Order Status 456,343
Delivery 456,343
Stock Level 456,341
Customer Report 4,563,427
40% 40.3% New Order 3,626,058 2,038
Payment 3,626,058
Order Status 362,606
Delivery 362,607
Stock Level 362,606
Customer Report 3,626,064
30% 29.8% New Order 2,676,264 2,038
Payment 2,676,263
Order Status 267,626
Delivery 267,627
Stock Level 267,626
Customer Report 2,676,259
20% 19.7% New Order 1,773,927 2,038
Payment 1,773,922
Order Status 177,393
Delivery 177,393
Stock Level 177,393
Customer Report 1,773,925
10% 9.9% New Order 887,574 2,038
Payment 887,577
Order Status 88,759
Delivery 88,755
Stock Level 88,757
Customer Report 887,578
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0