Dell Inc. PowerEdge R770AP (Intel Xeon 6980P) ssj_ops@100% = 123,540
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     125,091
Calibration 2     123,558
Calibration 3     123,861
ssj_ops@calibrated=123,710
100% 99.9% 123,710 123,540
90% 89.8% 111,339 111,135
80% 79.9% 98,968 98,787
70% 70.1% 86,597 86,739
60% 59.2% 74,226 73,295
50% 50.6% 61,855 62,570
40% 39.9% 49,484 49,414
30% 29.5% 37,113 36,462
20% 20.0% 24,742 24,710
10% 10.0% 12,371 12,350
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 9,111,275 2,038
Payment 9,111,267
Order Status 911,127
Delivery 911,128
Stock Level 911,127
Customer Report 9,111,271
Calibration 2 New Order 8,990,848 2,038
Payment 8,990,850
Order Status 899,085
Delivery 899,086
Stock Level 899,084
Customer Report 8,990,850
Calibration 3 New Order 9,010,041 2,038
Payment 9,010,042
Order Status 901,004
Delivery 901,005
Stock Level 901,005
Customer Report 9,010,041
100% 99.9% New Order 8,984,938 2,038
Payment 8,984,941
Order Status 898,494
Delivery 898,493
Stock Level 898,494
Customer Report 8,984,936
90% 89.8% New Order 8,089,003 2,038
Payment 8,089,005
Order Status 808,901
Delivery 808,899
Stock Level 808,900
Customer Report 8,088,998
80% 79.9% New Order 7,188,598 2,038
Payment 7,188,596
Order Status 718,860
Delivery 718,860
Stock Level 718,859
Customer Report 7,188,597
70% 70.1% New Order 6,308,367 2,038
Payment 6,308,369
Order Status 630,837
Delivery 630,836
Stock Level 630,837
Customer Report 6,308,369
60% 59.2% New Order 5,330,922 2,038
Payment 5,330,920
Order Status 533,093
Delivery 533,092
Stock Level 533,092
Customer Report 5,330,924
50% 50.6% New Order 4,550,607 2,038
Payment 4,550,607
Order Status 455,062
Delivery 455,060
Stock Level 455,060
Customer Report 4,550,605
40% 39.9% New Order 3,593,797 2,038
Payment 3,593,807
Order Status 359,381
Delivery 359,381
Stock Level 359,380
Customer Report 3,593,805
30% 29.5% New Order 2,651,816 2,038
Payment 2,651,817
Order Status 265,181
Delivery 265,181
Stock Level 265,182
Customer Report 2,651,817
20% 20.0% New Order 1,797,138 2,038
Payment 1,797,135
Order Status 179,714
Delivery 179,713
Stock Level 179,714
Customer Report 1,797,134
10% 10.0% New Order 898,183 2,038
Payment 898,183
Order Status 89,820
Delivery 89,817
Stock Level 89,817
Customer Report 898,180
Active Idle New Order 0 2,038
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0