Dell Inc. PowerEdge R770 (Intel Xeon 6737P, 2.9 GHz) ssj_ops@100% = 210,100
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     212,369
Calibration 2     211,058
Calibration 3     210,790
ssj_ops@calibrated=210,924
100% 99.6% 210,924 210,100
90% 89.8% 189,831 189,344
80% 79.8% 168,739 168,336
70% 69.9% 147,647 147,505
60% 59.3% 126,554 125,049
50% 50.1% 105,462 105,766
40% 40.2% 84,369 84,732
30% 29.7% 63,277 62,555
20% 19.8% 42,185 41,745
10% 9.6% 21,092 20,345
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 15,448,787 1,494
Payment 15,448,783
Order Status 1,544,878
Delivery 1,544,880
Stock Level 1,544,880
Customer Report 15,448,788
Calibration 2 New Order 15,350,147 1,494
Payment 15,350,147
Order Status 1,535,013
Delivery 1,535,014
Stock Level 1,535,014
Customer Report 15,350,148
Calibration 3 New Order 15,331,931 1,494
Payment 15,331,924
Order Status 1,533,192
Delivery 1,533,193
Stock Level 1,533,193
Customer Report 15,331,921
100% 99.6% New Order 15,280,328 1,494
Payment 15,280,326
Order Status 1,528,032
Delivery 1,528,032
Stock Level 1,528,033
Customer Report 15,280,331
90% 89.8% New Order 13,770,755 1,494
Payment 13,770,753
Order Status 1,377,075
Delivery 1,377,075
Stock Level 1,377,075
Customer Report 13,770,751
80% 79.8% New Order 12,242,647 1,494
Payment 12,242,642
Order Status 1,224,262
Delivery 1,224,266
Stock Level 1,224,264
Customer Report 12,242,646
70% 69.9% New Order 10,728,657 1,494
Payment 10,728,650
Order Status 1,072,865
Delivery 1,072,866
Stock Level 1,072,866
Customer Report 10,728,652
60% 59.3% New Order 9,094,528 1,494
Payment 9,094,529
Order Status 909,453
Delivery 909,454
Stock Level 909,453
Customer Report 9,094,528
50% 50.1% New Order 7,692,107 1,494
Payment 7,692,104
Order Status 769,211
Delivery 769,212
Stock Level 769,212
Customer Report 7,692,104
40% 40.2% New Order 6,162,412 1,494
Payment 6,162,411
Order Status 616,239
Delivery 616,241
Stock Level 616,242
Customer Report 6,162,409
30% 29.7% New Order 4,549,569 1,494
Payment 4,549,567
Order Status 454,955
Delivery 454,957
Stock Level 454,958
Customer Report 4,549,573
20% 19.8% New Order 3,036,062 1,494
Payment 3,036,059
Order Status 303,607
Delivery 303,606
Stock Level 303,606
Customer Report 3,036,060
10% 9.6% New Order 1,479,695 1,494
Payment 1,479,697
Order Status 147,970
Delivery 147,972
Stock Level 147,969
Customer Report 1,479,697
Active Idle New Order 0 1,494
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0