Dell Inc. PowerEdge R770 (Intel Xeon 6737P, 2.9 GHz) ssj_ops@100% = 205,849
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     207,338
Calibration 2     206,404
Calibration 3     206,411
ssj_ops@calibrated=206,407
100% 99.7% 206,407 205,849
90% 90.2% 185,767 186,197
80% 79.3% 165,126 163,684
70% 70.2% 144,485 144,899
60% 59.7% 123,844 123,295
50% 49.9% 103,204 103,012
40% 39.9% 82,563 82,436
30% 30.1% 61,922 62,226
20% 19.7% 41,281 40,678
10% 10.2% 20,641 21,083
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 15,081,494 1,494
Payment 15,081,498
Order Status 1,508,150
Delivery 1,508,151
Stock Level 1,508,151
Customer Report 15,081,498
Calibration 2 New Order 15,012,613 1,494
Payment 15,012,609
Order Status 1,501,262
Delivery 1,501,262
Stock Level 1,501,260
Customer Report 15,012,617
Calibration 3 New Order 15,013,226 1,494
Payment 15,013,223
Order Status 1,501,322
Delivery 1,501,322
Stock Level 1,501,323
Customer Report 15,013,227
100% 99.7% New Order 14,972,333 1,494
Payment 14,972,331
Order Status 1,497,233
Delivery 1,497,233
Stock Level 1,497,235
Customer Report 14,972,333
90% 90.2% New Order 13,542,071 1,494
Payment 13,542,061
Order Status 1,354,206
Delivery 1,354,207
Stock Level 1,354,207
Customer Report 13,542,069
80% 79.3% New Order 11,905,856 1,494
Payment 11,905,856
Order Status 1,190,587
Delivery 1,190,587
Stock Level 1,190,586
Customer Report 11,905,860
70% 70.2% New Order 10,538,454 1,494
Payment 10,538,457
Order Status 1,053,845
Delivery 1,053,845
Stock Level 1,053,844
Customer Report 10,538,455
60% 59.7% New Order 8,966,937 1,494
Payment 8,966,936
Order Status 896,694
Delivery 896,692
Stock Level 896,695
Customer Report 8,966,941
50% 49.9% New Order 7,492,705 1,494
Payment 7,492,708
Order Status 749,271
Delivery 749,270
Stock Level 749,271
Customer Report 7,492,708
40% 39.9% New Order 5,995,443 1,494
Payment 5,995,446
Order Status 599,543
Delivery 599,544
Stock Level 599,542
Customer Report 5,995,434
30% 30.1% New Order 4,525,760 1,494
Payment 4,525,760
Order Status 452,575
Delivery 452,574
Stock Level 452,577
Customer Report 4,525,758
20% 19.7% New Order 2,958,482 1,494
Payment 2,958,484
Order Status 295,850
Delivery 295,848
Stock Level 295,849
Customer Report 2,958,487
10% 10.2% New Order 1,533,334 1,494
Payment 1,533,334
Order Status 153,333
Delivery 153,335
Stock Level 153,332
Customer Report 1,533,332
Active Idle New Order 0 1,494
Payment 0
Order Status 0
Delivery 0
Stock Level 0
Customer Report 0