Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 123,461
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     125,050
Calibration 2     123,188
Calibration 3     123,386
ssj_ops@calibrated=123,287
100% 100.1% 123,287 123,461
90% 89.9% 110,959 110,775
80% 79.1% 98,630 97,542
70% 70.8% 86,301 87,289
60% 59.3% 73,972 73,164
50% 50.7% 61,644 62,542
40% 39.8% 49,315 49,048
30% 29.7% 36,986 36,662
20% 20.0% 24,657 24,643
10% 9.9% 12,329 12,187
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 9,102,933 2,038
Payment 9,102,928
Order Status 910,294
Delivery 910,294
Stock Level 910,293
Customer Report 9,102,937
Calibration 2 New Order 8,960,423 2,038
Payment 8,960,424
Order Status 896,042
Delivery 896,042
Stock Level 896,042
Customer Report 8,960,426
Calibration 3 New Order 8,980,179 2,038
Payment 8,980,181
Order Status 898,017
Delivery 898,019
Stock Level 898,019
Customer Report 8,980,182
100% 100.1% New Order 8,985,949 2,038
Payment 8,985,945
Order Status 898,595
Delivery 898,593
Stock Level 898,594
Customer Report 8,985,949
90% 89.9% New Order 8,059,968 2,038
Payment 8,059,972
Order Status 805,996
Delivery 805,997
Stock Level 805,996
Customer Report 8,059,968
80% 79.1% New Order 7,095,284 2,038
Payment 7,095,281
Order Status 709,529
Delivery 709,528
Stock Level 709,528
Customer Report 7,095,279
70% 70.8% New Order 6,348,532 2,038
Payment 6,348,531
Order Status 634,852
Delivery 634,853
Stock Level 634,853
Customer Report 6,348,530
60% 59.3% New Order 5,321,003 2,038
Payment 5,321,001
Order Status 532,100
Delivery 532,100
Stock Level 532,101
Customer Report 5,321,001
50% 50.7% New Order 4,548,786 2,038
Payment 4,548,793
Order Status 454,878
Delivery 454,880
Stock Level 454,879
Customer Report 4,548,784
40% 39.8% New Order 3,567,388 2,038
Payment 3,567,393
Order Status 356,739
Delivery 356,741
Stock Level 356,739
Customer Report 3,567,388
30% 29.7% New Order 2,666,362 2,038
Payment 2,666,363
Order Status 266,636
Delivery 266,637
Stock Level 266,638
Customer Report 2,666,364
20% 20.0% New Order 1,792,324 2,038
Payment 1,792,326
Order Status 179,233
Delivery 179,233
Stock Level 179,233
Customer Report 1,792,329
10% 9.9% New Order 886,368 2,038
Payment 886,362
Order Status 88,637
Delivery 88,635
Stock Level 88,637
Customer Report 886,361
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0