Dell Inc. PowerEdge R770 (Intel Xeon 6737P, 2.9 GHz) ssj_ops@100% = 199,962
Test Sponsor: Dell Inc. SPEC License #: 6573 Test Method: Single Node
Tested By: Dell Inc. Test Location: Round Rock, TX, USA Test Date: Dec 22, 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     203,020
Calibration 2     200,122
Calibration 3     199,871
ssj_ops@calibrated=199,996
100% 100.0% 199,996 199,962
90% 90.0% 179,997 179,906
80% 80.2% 159,997 160,322
70% 70.4% 139,997 140,732
60% 59.8% 119,998 119,641
50% 50.2% 99,998 100,342
40% 39.7% 79,999 79,457
30% 29.9% 59,999 59,848
20% 19.7% 39,999 39,458
10% 10.1% 20,000 20,215
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
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 14,767,393 1,494
Payment 14,767,392
Order Status 1,476,740
Delivery 1,476,741
Stock Level 1,476,739
Customer Report 14,767,396
Calibration 2 New Order 14,555,352 1,494
Payment 14,555,350
Order Status 1,455,536
Delivery 1,455,536
Stock Level 1,455,536
Customer Report 14,555,347
Calibration 3 New Order 14,537,737 1,494
Payment 14,537,737
Order Status 1,453,774
Delivery 1,453,773
Stock Level 1,453,774
Customer Report 14,537,739
100% 100.0% New Order 14,543,206 1,494
Payment 14,543,209
Order Status 1,454,320
Delivery 1,454,320
Stock Level 1,454,322
Customer Report 14,543,205
90% 90.0% New Order 13,084,497 1,494
Payment 13,084,501
Order Status 1,308,450
Delivery 1,308,449
Stock Level 1,308,450
Customer Report 13,084,495
80% 80.2% New Order 11,660,365 1,494
Payment 11,660,361
Order Status 1,166,037
Delivery 1,166,038
Stock Level 1,166,036
Customer Report 11,660,364
70% 70.4% New Order 10,235,362 1,494
Payment 10,235,360
Order Status 1,023,535
Delivery 1,023,537
Stock Level 1,023,535
Customer Report 10,235,365
60% 59.8% New Order 8,702,059 1,494
Payment 8,702,061
Order Status 870,205
Delivery 870,206
Stock Level 870,207
Customer Report 8,702,058
50% 50.2% New Order 7,297,692 1,494
Payment 7,297,687
Order Status 729,769
Delivery 729,768
Stock Level 729,770
Customer Report 7,297,689
40% 39.7% New Order 5,779,052 1,494
Payment 5,779,055
Order Status 577,906
Delivery 577,904
Stock Level 577,906
Customer Report 5,779,050
30% 29.9% New Order 4,352,958 1,494
Payment 4,352,962
Order Status 435,296
Delivery 435,297
Stock Level 435,295
Customer Report 4,352,958
20% 19.7% New Order 2,869,715 1,494
Payment 2,869,718
Order Status 286,972
Delivery 286,970
Stock Level 286,970
Customer Report 2,869,720
10% 10.1% New Order 1,470,224 1,494
Payment 1,470,225
Order Status 147,022
Delivery 147,023
Stock Level 147,023
Customer Report 1,470,229
Active Idle New Order 0 1,494
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0