Dell Inc. PowerEdge R770 (Intel Xeon 6737P, 2.9 GHz) ssj_ops@100% = 202,890
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     204,036
Calibration 2     202,889
Calibration 3     202,963
ssj_ops@calibrated=202,926
100% 100.0% 202,926 202,890
90% 89.8% 182,633 182,286
80% 79.9% 162,341 162,110
70% 69.6% 142,048 141,177
60% 59.6% 121,756 120,952
50% 50.5% 101,463 102,562
40% 40.2% 81,170 81,503
30% 30.5% 60,878 61,912
20% 20.0% 40,585 40,678
10% 10.1% 20,293 20,441
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 14,842,643 1,494
Payment 14,842,643
Order Status 1,484,264
Delivery 1,484,264
Stock Level 1,484,264
Customer Report 14,842,640
Calibration 2 New Order 14,757,289 1,494
Payment 14,757,288
Order Status 1,475,728
Delivery 1,475,728
Stock Level 1,475,729
Customer Report 14,757,295
Calibration 3 New Order 14,762,024 1,494
Payment 14,762,023
Order Status 1,476,203
Delivery 1,476,202
Stock Level 1,476,203
Customer Report 14,762,022
100% 100.0% New Order 14,757,538 1,494
Payment 14,757,532
Order Status 1,475,753
Delivery 1,475,755
Stock Level 1,475,753
Customer Report 14,757,534
90% 89.8% New Order 13,257,972 1,494
Payment 13,257,973
Order Status 1,325,797
Delivery 1,325,796
Stock Level 1,325,799
Customer Report 13,257,973
80% 79.9% New Order 11,789,836 1,494
Payment 11,789,836
Order Status 1,178,984
Delivery 1,178,983
Stock Level 1,178,984
Customer Report 11,789,837
70% 69.6% New Order 10,267,666 1,494
Payment 10,267,666
Order Status 1,026,766
Delivery 1,026,767
Stock Level 1,026,766
Customer Report 10,267,663
60% 59.6% New Order 8,796,924 1,494
Payment 8,796,922
Order Status 879,694
Delivery 879,692
Stock Level 879,692
Customer Report 8,796,927
50% 50.5% New Order 7,459,068 1,494
Payment 7,459,065
Order Status 745,907
Delivery 745,908
Stock Level 745,906
Customer Report 7,459,068
40% 40.2% New Order 5,927,567 1,494
Payment 5,927,569
Order Status 592,758
Delivery 592,756
Stock Level 592,757
Customer Report 5,927,569
30% 30.5% New Order 4,502,744 1,494
Payment 4,502,743
Order Status 450,274
Delivery 450,275
Stock Level 450,277
Customer Report 4,502,742
20% 20.0% New Order 2,958,448 1,494
Payment 2,958,449
Order Status 295,845
Delivery 295,846
Stock Level 295,846
Customer Report 2,958,452
10% 10.1% New Order 1,486,666 1,494
Payment 1,486,667
Order Status 148,667
Delivery 148,667
Stock Level 148,666
Customer Report 1,486,667
Active Idle New Order 0 1,494
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0