AMD Epyc 7662 vs Intel Xeon E7-4820

VS
AMD Epyc 7662
AMD Epyc 7662 Image
Intel Xeon E7-4820
Intel Xeon E7-4820 Image
AMD Epyc 7662
Intel Xeon E7-4820
Key Differences Key Differences AMD Epyc 7662 Intel Xeon E7-4820
Cores 64 8
CPU Threads 128 16
Base Clock Speed 2GHz 2GHz
Turbo Clock Speed 3.3GHz Not Known
TDP (THERMAL DESIGN POINT) 225W 105W
Has integrated graphics No No
Performance per watt Not Known Not Known
Performance Performance AMD Epyc 7662 Intel Xeon E7-4820
CPU Speed & Cores 64 x 2GHz 8 x 2GHz
Number of CPU Threads 128 16
L2 Cache Size 32MB 2MB
L3 Cache Size 256MB 18MB
Turbo Boost Frequency 3.3GHz Not Known
L1 Cache Size 4096KB Not Known
L2 Core 0.5MB/core 0.25MB/core
L3 Core 4MB/core 2.25MB/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 15
Features Features AMD Epyc 7662 Intel Xeon E7-4820
Has AES Support Yes Yes
Supported SSE Version 4.2 4.2
Has AVX Support Yes No
Has MMX Tech Support Yes Yes
Has F16C Support Yes No
Has FMA4 Instructions Support No No
Has Multithreading Tech Support Yes Yes
Has NX Processor Bit Support Yes Yes
Has FMA3 Instructions Support Yes No
Supports CPU Throttling No Yes
Supports ARM TrustZone Tech No No
General info General info AMD Epyc 7662 Intel Xeon E7-4820
Has 64-bit Support No Data Found No Data Found
TDP (Thermal Design Point) 225W 105W
PCI Express Version 4 2
Does it have Integrated Graphics No No
Semiconductor Size Not Known 32nm
Transistor Count Not Known 2600 million
3DMark06 Score Not Known No Data Found
Supports Power Optimized L2 Cache No No Data Found
Memory Memory AMD Epyc 7662 Intel Xeon E7-4820
RAM Memory Speed 3200MHz 1333MHz
Max Memory Bandwidth 204.8GB/s 102GB/s
Max Memory Channels 8 4
Supported Memory Size 4000GB 2048GB
DDR Type Memory Version 4 Not Known
Bus Bandwidth Not Known 5.86GT/s
ECC (Error-Correcting Code) Memory Support No Yes
Benchmarks Benchmarks AMD Epyc 7662 Intel Xeon E7-4820
Cinebench R20 Score (Multi-Thread) 18203 Not Known
Cinebench R20 Score (Single Thread) 386 Not Known
Power Consumption Under High Load Not Known No Data Found
Standard Power Consumption Not Known No Data Found

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