AMD EPYC 7643 vs Intel Xeon E5 1680 v2

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AMD EPYC 7643

Intel Xeon E5-1680 v2

We compared two server CPUs: AMD EPYC 7643 with 48 cores 2.3GHz and Intel Xeon E5 1680 v2 with 8 cores 3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7643 's Advantages

Released 7 years and 6 months late

Higher specification of memory (3200 vs 1866)

Newer PCIe version (4 vs 3)

Larger L3 cache size (256MB vs 25MB)

More modern manufacturing process (7nm vs 22nm)

Intel Xeon E5 1680 v2 's Advantages

Higher base frequency (3GHz vs 2.3GHz)

Lower TDP (130W vs 225W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7643 +118%

1696

Intel Xeon E5 1680 v2

775

Geekbench 6 Multi Core

AMD EPYC 7643 +120%

9939

Intel Xeon E5 1680 v2

4512

AMD EPYC 7643

VS

Intel Xeon E5 1680 v2

General Parameters

Mar 2021

Release Date

Sep 2013

AMD

Manufacturer

Intel

Server

Type

Server

Milan

Core Architecture

Ivy Bridge-EP

AMD Socket SP3

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

EPYC (Zen 3 (Milan))

Generation

Xeon E5 (Ivy Bridge-EP)

Package

33.2 billions

Transistor Count

2.8 billions

7 nm

Manufacturing Process

22 nm

225 W

Power Consumption

130 W

-

Peak Operating Temperature

85 °C

TSMC

Foundry

Intel

8x81 mm²

Die Size

341 mm²

12 nm

I/O Process Size

-

416 mm²

I/O Die Size

-

CPU Performance

2.3 GHz

Performance Core Base Frequency

3 GHz

3.6 GHz

Performance Core Turbo Frequency

3.9 GHz

48

Total Core Count

8

96

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

23.0

Multiplier

30.0

64 KB per core

L1 Cache

64 K per core

512 KB per core

L2 Cache

256 K per core

256 MB shared

L3 Cache

25 MB shared

No

Unlocked Multiplier

Yes

6

Cores per CCD

-

2

SMP

1

Memory Parameters

DDR4-3200

Memory Types

DDR3-1866

8

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

3

128

PCIe Lanes

-

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