Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 121,701
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     124,359
Calibration 2     122,141
Calibration 3     122,242
ssj_ops@calibrated=122,192
100% 99.6% 122,192 121,701
90% 89.0% 109,973 108,731
80% 80.4% 97,753 98,262
70% 70.1% 85,534 85,699
60% 60.1% 73,315 73,486
50% 49.3% 61,096 60,283
40% 39.7% 48,877 48,528
30% 29.6% 36,658 36,144
20% 19.8% 24,438 24,220
10% 9.9% 12,219 12,137
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 9,049,968 2,038
Payment 9,049,967
Order Status 904,996
Delivery 904,997
Stock Level 904,998
Customer Report 9,049,970
Calibration 2 New Order 8,883,431 2,038
Payment 8,883,429
Order Status 888,342
Delivery 888,343
Stock Level 888,343
Customer Report 8,883,432
Calibration 3 New Order 8,895,757 2,038
Payment 8,895,763
Order Status 889,576
Delivery 889,576
Stock Level 889,577
Customer Report 8,895,763
100% 99.6% New Order 8,852,830 2,038
Payment 8,852,837
Order Status 885,283
Delivery 885,282
Stock Level 885,283
Customer Report 8,852,830
90% 89.0% New Order 7,908,144 2,038
Payment 7,908,150
Order Status 790,815
Delivery 790,814
Stock Level 790,814
Customer Report 7,908,148
80% 80.4% New Order 7,146,753 2,038
Payment 7,146,754
Order Status 714,677
Delivery 714,677
Stock Level 714,675
Customer Report 7,146,758
70% 70.1% New Order 6,233,031 2,038
Payment 6,233,030
Order Status 623,303
Delivery 623,304
Stock Level 623,302
Customer Report 6,233,030
60% 60.1% New Order 5,344,548 2,038
Payment 5,344,543
Order Status 534,454
Delivery 534,456
Stock Level 534,454
Customer Report 5,344,545
50% 49.3% New Order 4,384,365 2,038
Payment 4,384,363
Order Status 438,436
Delivery 438,436
Stock Level 438,436
Customer Report 4,384,361
40% 39.7% New Order 3,529,395 2,038
Payment 3,529,402
Order Status 352,939
Delivery 352,941
Stock Level 352,938
Customer Report 3,529,399
30% 29.6% New Order 2,628,770 2,038
Payment 2,628,770
Order Status 262,878
Delivery 262,878
Stock Level 262,877
Customer Report 2,628,773
20% 19.8% New Order 1,761,475 2,038
Payment 1,761,473
Order Status 176,148
Delivery 176,146
Stock Level 176,148
Customer Report 1,761,471
10% 9.9% New Order 882,725 2,038
Payment 882,728
Order Status 88,273
Delivery 88,273
Stock Level 88,273
Customer Report 882,728
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0