AMD EPYC 8434PN vs Xeon L5645

VS

AMD EPYC 8434PN

Intel Xeon L5645

We compared two server CPUs: AMD EPYC 8434PN with 48 cores 2GHz and Xeon L5645 with 6 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 8434PN 's Advantages

Released 12 years and 7 months late

Higher specification of memory (4800 vs 1333)

Newer PCIe version (5 vs 2)

Larger L3 cache size (128MB vs 12MB)

More modern manufacturing process (5nm vs 32nm)

Xeon L5645 's Advantages

Higher base frequency (2.4GHz vs 2GHz)

Lower TDP (60W vs 155W)

Score

AMD EPYC 8434PN

VS

Xeon L5645

General Parameters

Sep 2023

Release Date

Feb 2011

AMD

Manufacturer

Intel

Server

Type

Server

Siena

Core Architecture

Westmere-EP

AMD Socket SP6

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

EPYC (Zen 4c (Siena))

Generation

Xeon(Westmere-EP)

Package

35.5 billions

Transistor Count

1.17 billions

5 nm

Manufacturing Process

32 nm

155 W

Power Consumption

60 W

85 °C

Peak Operating Temperature

-

TSMC

Foundry

Intel

4x73 mm²

Die Size

239 mm²

6 nm

I/O Process Size

-

397 mm²

I/O Die Size

-

CPU Performance

2 GHz

Performance Core Base Frequency

2.4 GHz

3 GHz

Performance Core Turbo Frequency

2.933 GHz

48

Total Core Count

6

96

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

20.0

Multiplier

18.0

64 K per core

L1 Cache

64 KB per core

1 MB per core

L2 Cache

256 KB per core

128 MB shared

L3 Cache

12 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR5-4800

Memory Types

DDR3-1333

6

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

2

96

PCIe Lanes

-

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