Dell Inc. PowerEdge R770 (Intel Xeon 6737P, 2.9 GHz) ssj_ops@100% = 209,173
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     211,179
Calibration 2     209,192
Calibration 3     208,998
ssj_ops@calibrated=209,095
100% 100.0% 209,095 209,173
90% 90.1% 188,185 188,451
80% 81.0% 167,276 169,430
70% 70.1% 146,366 146,649
60% 59.9% 125,457 125,306
50% 49.9% 104,547 104,253
40% 39.8% 83,638 83,301
30% 30.0% 62,728 62,635
20% 20.1% 41,819 42,124
10% 10.1% 20,909 21,108
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 15,360,575 1,494
Payment 15,360,577
Order Status 1,536,057
Delivery 1,536,057
Stock Level 1,536,058
Customer Report 15,360,575
Calibration 2 New Order 15,214,884 1,494
Payment 15,214,889
Order Status 1,521,489
Delivery 1,521,489
Stock Level 1,521,489
Customer Report 15,214,887
Calibration 3 New Order 15,201,118 1,494
Payment 15,201,111
Order Status 1,520,112
Delivery 1,520,112
Stock Level 1,520,112
Customer Report 15,201,113
100% 100.0% New Order 15,216,516 1,494
Payment 15,216,518
Order Status 1,521,652
Delivery 1,521,653
Stock Level 1,521,651
Customer Report 15,216,517
90% 90.1% New Order 13,706,083 1,494
Payment 13,706,086
Order Status 1,370,608
Delivery 1,370,609
Stock Level 1,370,607
Customer Report 13,706,083
80% 81.0% New Order 12,322,235 1,494
Payment 12,322,248
Order Status 1,232,224
Delivery 1,232,225
Stock Level 1,232,225
Customer Report 12,322,247
70% 70.1% New Order 10,665,447 1,494
Payment 10,665,442
Order Status 1,066,545
Delivery 1,066,546
Stock Level 1,066,545
Customer Report 10,665,447
60% 59.9% New Order 9,113,171 1,494
Payment 9,113,169
Order Status 911,316
Delivery 911,317
Stock Level 911,317
Customer Report 9,113,172
50% 49.9% New Order 7,582,159 1,494
Payment 7,582,159
Order Status 758,216
Delivery 758,217
Stock Level 758,215
Customer Report 7,582,161
40% 39.8% New Order 6,058,516 1,494
Payment 6,058,514
Order Status 605,852
Delivery 605,851
Stock Level 605,851
Customer Report 6,058,518
30% 30.0% New Order 4,555,460 1,494
Payment 4,555,455
Order Status 455,546
Delivery 455,546
Stock Level 455,546
Customer Report 4,555,458
20% 20.1% New Order 3,063,610 1,494
Payment 3,063,614
Order Status 306,361
Delivery 306,361
Stock Level 306,361
Customer Report 3,063,608
10% 10.1% New Order 1,535,152 1,494
Payment 1,535,154
Order Status 153,514
Delivery 153,515
Stock Level 153,516
Customer Report 1,535,149
Active Idle New Order 0 1,494
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0