Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 120,467
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     122,192
Calibration 2     120,398
Calibration 3     120,311
ssj_ops@calibrated=120,354
100% 100.1% 120,354 120,467
90% 90.8% 108,319 109,313
80% 80.3% 96,283 96,650
70% 69.9% 84,248 84,164
60% 59.8% 72,213 71,943
50% 50.2% 60,177 60,367
40% 40.1% 48,142 48,313
30% 30.0% 36,106 36,098
20% 20.6% 24,071 24,818
10% 9.9% 12,035 11,916
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 8,896,888 2,038
Payment 8,896,896
Order Status 889,689
Delivery 889,689
Stock Level 889,690
Customer Report 8,896,893
Calibration 2 New Order 8,759,293 2,038
Payment 8,759,294
Order Status 875,929
Delivery 875,929
Stock Level 875,927
Customer Report 8,759,291
Calibration 3 New Order 8,753,514 2,038
Payment 8,753,515
Order Status 875,351
Delivery 875,351
Stock Level 875,351
Customer Report 8,753,513
100% 100.1% New Order 8,764,764 2,038
Payment 8,764,758
Order Status 876,476
Delivery 876,478
Stock Level 876,478
Customer Report 8,764,767
90% 90.8% New Order 7,952,125 2,038
Payment 7,952,127
Order Status 795,212
Delivery 795,213
Stock Level 795,212
Customer Report 7,952,131
80% 80.3% New Order 7,030,709 2,038
Payment 7,030,708
Order Status 703,070
Delivery 703,070
Stock Level 703,071
Customer Report 7,030,707
70% 69.9% New Order 6,122,277 2,038
Payment 6,122,272
Order Status 612,228
Delivery 612,228
Stock Level 612,226
Customer Report 6,122,275
60% 59.8% New Order 5,232,564 2,038
Payment 5,232,568
Order Status 523,255
Delivery 523,256
Stock Level 523,257
Customer Report 5,232,565
50% 50.2% New Order 4,390,546 2,038
Payment 4,390,548
Order Status 439,055
Delivery 439,054
Stock Level 439,055
Customer Report 4,390,551
40% 40.1% New Order 3,514,403 2,038
Payment 3,514,403
Order Status 351,441
Delivery 351,440
Stock Level 351,441
Customer Report 3,514,402
30% 30.0% New Order 2,625,448 2,038
Payment 2,625,450
Order Status 262,545
Delivery 262,544
Stock Level 262,545
Customer Report 2,625,450
20% 20.6% New Order 1,804,968 2,038
Payment 1,804,971
Order Status 180,498
Delivery 180,497
Stock Level 180,497
Customer Report 1,804,973
10% 9.9% New Order 866,671 2,038
Payment 866,666
Order Status 86,666
Delivery 86,666
Stock Level 86,666
Customer Report 866,665
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0