AMD Epyc 7642 vs Intel Xeon Gold 6256

VS
AMD Epyc 7642
AMD Epyc 7642 Image
Intel Xeon Gold 6256
Intel Xeon Gold 6256 Image
AMD Epyc 7642
Intel Xeon Gold 6256
Key Differences Key Differences AMD Epyc 7642 Intel Xeon Gold 6256
Cores 48 12
CPU Threads 96 24
Base Clock Speed 2.3GHz 3.6GHz
Turbo Clock Speed 3.3GHz 4.5GHz
TDP (THERMAL DESIGN POINT) 225W 205W
Has integrated graphics No No
Performance per watt Not Known Not Known
Performance Performance AMD Epyc 7642 Intel Xeon Gold 6256
CPU Speed & Cores 48 x 2.3GHz 12 x 3.6GHz
Number of CPU Threads 96 24
L2 Cache Size 24MB 12MB
L3 Cache Size 256MB 33MB
Turbo Boost Frequency 3.3GHz 4.5GHz
L1 Cache Size 3072KB 768KB
L2 Core 0.5MB/core 1MB/core
L3 Core 5.33MB/core 2.75MB/core
Does it have an unlocked multiplier No No
Uses ARM big.LITTLE tech No No
Uses ARM HMP No No
Clock Multiplier Not Known 36
Turbo Boost Tech Version Not Known 2
Features Features AMD Epyc 7642 Intel Xeon Gold 6256
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 Yes
Supports ARM TrustZone Tech No No
General info General info AMD Epyc 7642 Intel Xeon Gold 6256
Has 64-bit Support No Data Found No Data Found
Semiconductor Size 14nm 14nm
TDP (Thermal Design Point) 225W 205W
PCI Express Version 4 3
Does it have Integrated Graphics No No
CPU Temperature Not Known 64°C
Supports Power Optimized L2 Cache No No
Memory Memory AMD Epyc 7642 Intel Xeon Gold 6256
RAM Memory Speed 3200MHz 2933MHz
Max Memory Bandwidth 190.7GB/s Not Known
Max Memory Channels 8 6
Supported Memory Size 4000GB 1000GB
ECC (Error-Correcting Code) Memory Support Yes Yes
DDR Type Memory Version 4 4
Bus Bandwidth Not Known 10.4GT/s

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