Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 122,361
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     124,974
Calibration 2     122,545
Calibration 3     122,728
ssj_ops@calibrated=122,636
100% 99.8% 122,636 122,361
90% 90.5% 110,373 110,933
80% 80.1% 98,109 98,248
70% 70.4% 85,846 86,357
60% 59.1% 73,582 72,465
50% 50.0% 61,318 61,317
40% 39.9% 49,055 48,954
30% 29.8% 36,791 36,490
20% 20.6% 24,527 25,234
10% 9.7% 12,264 11,920
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 9,100,004 2,038
Payment 9,100,004
Order Status 910,000
Delivery 909,999
Stock Level 910,001
Customer Report 9,100,006
Calibration 2 New Order 8,912,573 2,038
Payment 8,912,577
Order Status 891,257
Delivery 891,256
Stock Level 891,257
Customer Report 8,912,578
Calibration 3 New Order 8,931,140 2,038
Payment 8,931,143
Order Status 893,115
Delivery 893,114
Stock Level 893,113
Customer Report 8,931,141
100% 99.8% New Order 8,904,680 2,038
Payment 8,904,679
Order Status 890,468
Delivery 890,469
Stock Level 890,468
Customer Report 8,904,681
90% 90.5% New Order 8,072,410 2,038
Payment 8,072,404
Order Status 807,241
Delivery 807,242
Stock Level 807,243
Customer Report 8,072,406
80% 80.1% New Order 7,146,092 2,038
Payment 7,146,093
Order Status 714,610
Delivery 714,609
Stock Level 714,609
Customer Report 7,146,091
70% 70.4% New Order 6,280,911 2,038
Payment 6,280,910
Order Status 628,092
Delivery 628,090
Stock Level 628,092
Customer Report 6,280,905
60% 59.1% New Order 5,270,209 2,038
Payment 5,270,210
Order Status 527,020
Delivery 527,020
Stock Level 527,021
Customer Report 5,270,202
50% 50.0% New Order 4,459,404 2,038
Payment 4,459,411
Order Status 445,942
Delivery 445,939
Stock Level 445,941
Customer Report 4,459,408
40% 39.9% New Order 3,560,530 2,038
Payment 3,560,527
Order Status 356,053
Delivery 356,055
Stock Level 356,052
Customer Report 3,560,535
30% 29.8% New Order 2,653,911 2,038
Payment 2,653,915
Order Status 265,392
Delivery 265,390
Stock Level 265,393
Customer Report 2,653,917
20% 20.6% New Order 1,835,314 2,038
Payment 1,835,314
Order Status 183,531
Delivery 183,531
Stock Level 183,532
Customer Report 1,835,309
10% 9.7% New Order 866,915 2,038
Payment 866,917
Order Status 86,691
Delivery 86,692
Stock Level 86,692
Customer Report 866,916
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0