AMD Epyc 7642 vs Intel Core i9-9900KF

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AMD Epyc 7642
AMD Epyc 7642 Image
Intel Core i9-9900KF
Intel Core i9-9900KF Image
AMD Epyc 7642
Intel Core i9-9900KF
Key Differences Key Differences AMD Epyc 7642 Intel Core i9-9900KF
Cores 48 8
CPU Threads 96 16
Base Clock Speed 2.3GHz 3.6GHz
Turbo Clock Speed 3.3GHz 5GHz
TDP (THERMAL DESIGN POINT) 225W 95W
Has integrated graphics No No
Performance per watt Not Known 90.8
Performance Performance AMD Epyc 7642 Intel Core i9-9900KF
CPU Speed & Cores 48 x 2.3GHz 8 x 3.6GHz
Number of CPU Threads 96 16
L2 Cache Size 24MB 2MB
L3 Cache Size 256MB 16MB
Turbo Boost Frequency 3.3GHz 5GHz
L1 Cache Size 3072KB 512KB
L2 Core 0.5MB/core 0.25MB/core
L3 Core 5.33MB/core 2MB/core
Does it have an unlocked multiplier No Yes
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Turbo Boost Tech Version Not Known 2
Features Features AMD Epyc 7642 Intel Core i9-9900KF
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 No
Has Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes Yes
Supports CPU Throttling No No
Supports ARM TrustZone Tech No No
General info General info AMD Epyc 7642 Intel Core i9-9900KF
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 225W 95W
PCI Express Version 4 3
Does it have Integrated Graphics No No
CPU Temperature Not Known 100°C
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7642 Intel Core i9-9900KF
RAM Memory Speed 3200MHz 2666MHz
Max Memory Bandwidth 190.7GB/s 41.6GB/s
Max Memory Channels 8 2
Supported Memory Size 4000GB 128GB
ECC (Error-Correcting Code) Memory Support Yes No
DDR Type Memory Version 4 4
Bus Bandwidth Not Known 8GT/s
Benchmarks Benchmarks AMD Epyc 7642 Intel Core i9-9900KF
Cinebench R20 Score (Single Thread) Not Known 518
PassMark Score Not Known 18920
PassMark Score (Single Thread) Not Known 3003
Geekbench 5 Score (Multi-Thread) Not Known 8622
Cinebench R20 Score (Multi-Thread) Not Known 4995
Geekbench 5 Score (Single Thread) Not Known 1318
Blender Score (bmw27) Not Known 164.8seconds
Blender Score (Classroom) Not Known 550.7seconds
PassMark Score (Overclocked) Not Known 19916
CPU Performance (Per Watt) Not Known 90.8

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