Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 122,549
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     124,864
Calibration 2     122,935
Calibration 3     122,671
ssj_ops@calibrated=122,803
100% 99.8% 122,803 122,549
90% 89.7% 110,523 110,130
80% 79.9% 98,242 98,099
70% 70.6% 85,962 86,748
60% 60.1% 73,682 73,801
50% 49.4% 61,401 60,689
40% 39.8% 49,121 48,821
30% 30.4% 36,841 37,373
20% 20.0% 24,561 24,575
10% 10.0% 12,280 12,295
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 9,088,679 2,038
Payment 9,088,677
Order Status 908,866
Delivery 908,867
Stock Level 908,867
Customer Report 9,088,678
Calibration 2 New Order 8,943,132 2,038
Payment 8,943,132
Order Status 894,314
Delivery 894,312
Stock Level 894,312
Customer Report 8,943,134
Calibration 3 New Order 8,926,972 2,038
Payment 8,926,973
Order Status 892,696
Delivery 892,698
Stock Level 892,698
Customer Report 8,926,971
100% 99.8% New Order 8,914,309 2,038
Payment 8,914,310
Order Status 891,432
Delivery 891,433
Stock Level 891,432
Customer Report 8,914,314
90% 89.7% New Order 8,009,778 2,038
Payment 8,009,777
Order Status 800,979
Delivery 800,978
Stock Level 800,980
Customer Report 8,009,778
80% 79.9% New Order 7,137,090 2,038
Payment 7,137,091
Order Status 713,708
Delivery 713,710
Stock Level 713,709
Customer Report 7,137,091
70% 70.6% New Order 6,308,987 2,038
Payment 6,308,986
Order Status 630,900
Delivery 630,899
Stock Level 630,899
Customer Report 6,308,985
60% 60.1% New Order 5,367,584 2,038
Payment 5,367,583
Order Status 536,758
Delivery 536,758
Stock Level 536,758
Customer Report 5,367,583
50% 49.4% New Order 4,413,919 2,038
Payment 4,413,920
Order Status 441,393
Delivery 441,391
Stock Level 441,393
Customer Report 4,413,914
40% 39.8% New Order 3,550,817 2,038
Payment 3,550,817
Order Status 355,082
Delivery 355,083
Stock Level 355,083
Customer Report 3,550,818
30% 30.4% New Order 2,718,051 2,038
Payment 2,718,050
Order Status 271,805
Delivery 271,806
Stock Level 271,804
Customer Report 2,718,045
20% 20.0% New Order 1,787,389 2,038
Payment 1,787,386
Order Status 178,741
Delivery 178,738
Stock Level 178,738
Customer Report 1,787,387
10% 10.0% New Order 894,243 2,038
Payment 894,242
Order Status 89,425
Delivery 89,424
Stock Level 89,425
Customer Report 894,243
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0