Intel Xeon E5 2643 v2 vs AMD EPYC 9845

VS

Intel Xeon E5-2643 v2

AMD EPYC 9845

We compared two server CPUs: Intel Xeon E5 2643 v2 with 6 cores 3.5GHz and AMD EPYC 9845 with 160 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2643 v2 's Advantages

Higher base frequency (3.5GHz vs 2.1GHz)

Lower TDP (130W vs 390W)

AMD EPYC 9845 's Advantages

Released 11 years and 1 months late

Higher specification of memory (6000 vs 3)

Newer PCIe version (5 vs 3)

Larger L3 cache size (320MB vs 15MB)

More modern manufacturing process (3nm vs 22nm)

Score

Intel Xeon E5 2643 v2

VS

AMD EPYC 9845

General Parameters

Sep 2013

Release Date

Oct 2024

Intel

Manufacturer

AMD

Server

Type

Server

Ivy Bridge-EP

Core Architecture

Turin

Intel Socket 2011

Socket

AMD Socket SP5

N/A

Integrated Graphics

N/A

Xeon E5 (Ivy Bridge-EP)

Generation

EPYC(Zen 5c (Turin))

Package

1.4 billions

Transistor Count

22 nm

Manufacturing Process

3 nm

130 W

Power Consumption

390 W

Intel

Foundry

TSMC

160 mm²

Die Size

mm²

-

I/O Process Size

6 nm

-

I/O Die Size

mm²

CPU Performance

-

Performance Cores

160

-

Performance Core Threads

320

3.5 GHz

Performance Core Base Frequency

2.1 GHz

0

Performance Core Turbo Frequency

3.7 GHz

6

Total Core Count

160

12

Total Thread Count

320

100 MHz

Bus Frequency

100 MHz

35.0

Multiplier

21.0

64 K per core

L1 Cache

80 KB per core

256 K per core

L2 Cache

1 MB per core

15 MB shared

L3 Cache

320 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR5-6000

-

Max Memory Size

6 TB

4

Max Memory Channels

12

-

Max Memory Bandwidth

576 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

-

Official Website

AMD EPYC 9845

3

PCIe Version

5

-

PCIe Lanes

128

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