AMD Ryzen 9 3950X vs Intel Xeon E5-2665

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AMD Ryzen 9 3950X
AMD Ryzen 9 3950X Image
Intel Xeon E5-2665
Intel Xeon E5-2665 Image
AMD Ryzen 9 3950X
Intel Xeon E5-2665
Key Differences Key Differences AMD Ryzen 9 3950X Intel Xeon E5-2665
Cores 16 8
CPU Threads 32 16
Base Clock Speed 3.5GHz 2.4GHz
Turbo Clock Speed 4.7GHz 3.1GHz
TDP (THERMAL DESIGN POINT) 105W 115W
Has integrated graphics No 115W
Performance per watt 135.0 127.0
Performance Performance AMD Ryzen 9 3950X Intel Xeon E5-2665
CPU Speed & Cores 16 x 3.5GHz 8 x 2.4GHz
Number of CPU Threads 32 16
L2 Cache Size 8.1MB 2MB
L3 Cache Size 72MB 20MB
Turbo Boost Frequency 4.7GHz 3.1GHz
L1 Cache Size 1536KB 512KB
L2 Core 0.5MB/core 0.25MB/core
Does it have an unlocked multiplier Yes Yes
L3 Core 4.5MB/core 2.5MB/core
Uses ARM big.LITTLE tech No Yes
Uses ARM HMP No Yes
Clock Multiplier Not Known 24
Turbo Core Tech Version Not Known Yes
Turbo Boost Tech Version Not Known Yes
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Features Features AMD Ryzen 9 3950X Intel Xeon E5-2665
Has AES Support Yes Yes
Supported SSE Version 4.2 4.2
Has AVX Support Yes Yes
Has MMX Tech Support Yes Yes
Has F16C Support Yes Yes
Has FMA4 Instructions Support No Yes
Has Multithreading Tech Support Yes Yes
Has FMA3 Instructions Support Yes Yes
Supports CPU Throttling No Yes
No. of Bits Executed at a Time Not Known Yes
CPU Front-End Width Not Known Yes
Supports ARM TrustZone Tech No Yes
VFP Version Not Known Yes
Has NX Processor Bit Support No Yes
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General info General info AMD Ryzen 9 3950X Intel Xeon E5-2665
Has 64-bit Support Yes Yes
Semiconductor Size 7nm 32nm
TDP (Thermal Design Point) 105W 115W
PCI Express Version 4 3
CPU Temperature 95°C Yes
Transistor Count 19200 million 2270 million
Does it have Integrated Graphics No Yes
GPU Base Clock Speed Not Known Yes
DirectX Version Info Not Known Yes
OpenGL Driver Version Not Known Yes
OpenGL Driver Version Not Known Yes
GPU Boost Clock Speed Not Known Yes
Total GPU Execution Units Not Known Yes
No. of Supported Displays Not Known Yes
3DMark06 Score Not Known Yes
Total GPU Shading Units Not Known Yes
Total GPU ROPs Not Known Yes
Total GPU TMUs Not Known Yes
Supports Power Optimized L2 Cache No Yes
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Memory Memory AMD Ryzen 9 3950X Intel Xeon E5-2665
Max Memory Channels 2 4
ECC (Error-Correcting Code) Memory Support Yes Yes
DDR Type Memory Version 4 Yes
RAM Memory Speed Not Known 1600MHz
Max Memory Bandwidth Not Known 51.2GB/s
Supported Memory Size Not Known 750GB
Bus Bandwidth Not Known 8GT/s
eMMC Memory version Not Known Yes
Bus Frequency Not Known Yes
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Benchmarks Benchmarks AMD Ryzen 9 3950X Intel Xeon E5-2665
PassMark Score 39265 12658
PassMark Score (Single Thread) 2746 1586
Geekbench 5 Score (Multi-Thread) 14174 Yes
Cinebench R20 Score (Multi-Thread) 9148 Yes
Cinebench R20 Score (Single Thread) 531 Yes
Geekbench 5 Score (Single Thread) 1297 Yes
Blender Score (bmw27) 90.8seconds Yes
Blender Score (Classroom) 270.7seconds Yes
CPU Performance (Per Watt) 135.0 127.0
PassMark Score (Overclocked) Not Known Yes
Power Consumption Under High Load Not Known Yes
Standard Power Consumption Not Known Yes
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