Xeon E5345 vs AMD EPYC 7643

VS

Intel Xeon E5345

AMD EPYC 7643

We compared two server CPUs: Xeon E5345 with 4 cores 2.333GHz and AMD EPYC 7643 with 48 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E5345 's Advantages

Higher base frequency (2.333GHz vs 2.3GHz)

Lower TDP (80W vs 225W)

AMD EPYC 7643 's Advantages

Released 14 years and 4 months late

Higher specification of memory (3200 vs 3)

More modern manufacturing process (7nm vs 65nm)

Score

Benchmark

Geekbench 6 Single Core

Xeon E5345

263

AMD EPYC 7643 +544%

1696

Geekbench 6 Multi Core

Xeon E5345

1210

AMD EPYC 7643 +721%

9939

Xeon E5345

VS

AMD EPYC 7643

General Parameters

Nov 2006

Release Date

Mar 2021

Intel

Manufacturer

AMD

Server

Type

Server

Clovertown

Core Architecture

Milan

Intel Socket 771

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon (Clovertown)

Generation

EPYC (Zen 3 (Milan))

Package

0.582 billions

Transistor Count

33.2 billions

65 nm

Manufacturing Process

7 nm

80 W

Power Consumption

225 W

66 °C

Peak Operating Temperature

-

Foundry

TSMC

2x143 mm²

Die Size

8x81 mm²

-

I/O Process Size

12 nm

-

I/O Die Size

416 mm²

CPU Performance

2.333 GHz

Performance Core Base Frequency

2.3 GHz

0

Performance Core Turbo Frequency

3.6 GHz

4

Total Core Count

48

4

Total Thread Count

96

333 MHz

Bus Frequency

100 MHz

7.0

Multiplier

23.0

64 KB per core

L1 Cache

64 KB per core

4 MB per die

L2 Cache

512 KB per core

-

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

-

Cores per CCD

6

2

SMP

2

Memory Parameters

DDR2, DDR3

Memory Types

DDR4-3200

2

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

0

PCIe Version

4

-

PCIe Lanes

128

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