Dell Inc. PowerEdge R770 (Intel Xeon 6737P, 2.9 GHz) ssj_ops@100% = 209,909
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Dec 18, 2025
Hardware Availability: May-2025 Software Availability: Jun-2025 Publication: Apr 22, 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     210,083
Calibration 2     209,956
Calibration 3     209,556
ssj_ops@calibrated=209,756
100% 100.1% 209,756 209,909
90% 90.5% 188,781 189,878
80% 80.3% 167,805 168,537
70% 70.0% 146,829 146,771
60% 59.7% 125,854 125,134
50% 49.7% 104,878 104,203
40% 39.9% 83,902 83,785
30% 29.8% 62,927 62,590
20% 20.0% 41,951 42,016
10% 9.8% 20,976 20,608
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 R770
Hardware
Hardware Vendor: Dell Inc.
Model: PowerEdge R770 (Intel Xeon 6737P, 2.9 GHz)
Form Factor: 2U
CPU Name: Intel Xeon 6737P 2.9 GHz
CPU Characteristics: 32 core, 2.9 GHz, 144 MB L3 Cache, Max Boost Clock up to 4 GHz
CPU Frequency (MHz): 2900
CPU(s) Enabled: 64 cores, 2 chips, 32 cores/chip
Hardware Threads: 128 (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: 144 MB I+D on chip per chip
Other Cache: None
Memory Amount (GB): 512
# and size of DIMM: 16 x 32 GB
Memory Details: 32 GB 2Rx4 PC5-6400-R running at 6400Hz Slots A1-8, B1-8 populated.
Power Supply Quantity and Rating (W): 2 x 1500
Power Supply Details: 1500W Platinum Efficiency
Disk Drive: 2 x 447.13 GB NVMe, 4 x 3576.98 GB PCIe SSD
Disk Controller: PCIe SSD Backplane, PCIe attached Boot Optimized Storage (BOSS) card
# and type of Network Interface Cards (NICs) Installed: 1 x Broadcom NetXtreme Gigabit Ethernet, 1 x Broadcom BCM57414 2x25G OCP Ethernet NIC
NICs Enabled in Firmware / OS / Connected: 4/4/1
Network Speed (Mbit): 1000
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 Standard
OS Version: 21H2 (OS Build 20348.4405)
Filesystem: NTFS
JVM Vendor: Microsoft
JVM Version: Java HotSpot(TM) 64-Bit Server VM (build 17.0.14+8-LTS-191, mixed mode, sharing)
JVM Command-line Options: -server -Xmn1900m -Xms2048m -Xmx2048m -XX:ParallelGCThreads=2 -XX:+UseLargePages -XX:LargePageSizeInBytes=2m -XX:UseAVX=1 -XX:AutoBoxCacheMax=20000 -XX:+UseParallelGC -XX:+OptimizeFill -XX:+AggressiveHeap -XX:FreqInlineSize=2500 -XX:InlineSmallCode=3900 -XX:+UseBiasedLocking -XX:AllocatePrefetchDistance=256 -XX:AllocatePrefetchLines=8
JVM Affinity: start /NODE [0,1,2,3,4,5,6,7] /AFFINITY [0x3,0xC,0x30,0xC0,0x300,0xC00,0x3000,0xC000]
JVM Instances: 64
JVM Initial Heap (MB): 2048
JVM Maximum Heap (MB): 2048
JVM Address Bits: 64
Boot Firmware Version: 1.5.4
Management Firmware Version: 1.20.80.00 A00
Workload Version: SSJ 1.2.10
Director Location: Controller
Other Software: None
Boot Firmware Settings
Management Firmware Settings
Default Thermal Profile Settings
System Under Test Notes
Notes
None
Performance Details
Target Load Actual Load Transaction Type Count Total Heap (MB)
Calibration 1 New Order 15,284,426 1,494
Payment 15,284,424
Order Status 1,528,444
Delivery 1,528,442
Stock Level 1,528,442
Customer Report 15,284,420
Calibration 2 New Order 15,271,027 1,494
Payment 15,271,033
Order Status 1,527,103
Delivery 1,527,102
Stock Level 1,527,102
Customer Report 15,271,032
Calibration 3 New Order 15,240,629 1,494
Payment 15,240,633
Order Status 1,524,063
Delivery 1,524,064
Stock Level 1,524,062
Customer Report 15,240,633
100% 100.1% New Order 15,266,304 1,494
Payment 15,266,301
Order Status 1,526,630
Delivery 1,526,629
Stock Level 1,526,630
Customer Report 15,266,299
90% 90.5% New Order 13,810,369 1,494
Payment 13,810,362
Order Status 1,381,037
Delivery 1,381,038
Stock Level 1,381,036
Customer Report 13,810,372
80% 80.3% New Order 12,257,896 1,494
Payment 12,257,894
Order Status 1,225,789
Delivery 1,225,789
Stock Level 1,225,789
Customer Report 12,257,895
70% 70.0% New Order 10,674,349 1,494
Payment 10,674,342
Order Status 1,067,435
Delivery 1,067,434
Stock Level 1,067,432
Customer Report 10,674,347
60% 59.7% New Order 9,100,764 1,494
Payment 9,100,761
Order Status 910,078
Delivery 910,076
Stock Level 910,076
Customer Report 9,100,766
50% 49.7% New Order 7,578,406 1,494
Payment 7,578,406
Order Status 757,841
Delivery 757,841
Stock Level 757,840
Customer Report 7,578,407
40% 39.9% New Order 6,093,510 1,494
Payment 6,093,516
Order Status 609,351
Delivery 609,352
Stock Level 609,351
Customer Report 6,093,509
30% 29.8% New Order 4,552,150 1,494
Payment 4,552,152
Order Status 455,215
Delivery 455,215
Stock Level 455,214
Customer Report 4,552,148
20% 20.0% New Order 3,055,719 1,494
Payment 3,055,720
Order Status 305,572
Delivery 305,572
Stock Level 305,571
Customer Report 3,055,719
10% 9.8% New Order 1,498,790 1,494
Payment 1,498,789
Order Status 149,879
Delivery 149,878
Stock Level 149,878
Customer Report 1,498,786
Active Idle New Order 0 1,494
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0