Pentium 1405 V2 vs AMD EPYC 9645

VS

Intel Pentium 1405 V2

AMD EPYC 9645

We compared two server CPUs: Pentium 1405 V2 with 2 cores 1.4GHz and AMD EPYC 9645 with 96 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Pentium 1405 V2 's Advantages

Lower TDP (40W vs 320W)

AMD EPYC 9645 's Advantages

Released 10 years and 9 months late

Higher specification of memory (6000 vs 1333)

Newer PCIe version (5 vs 3)

Higher base frequency (2.3GHz vs 1.4GHz)

Larger L3 cache size (256MB vs 6MB)

More modern manufacturing process (3nm vs 22nm)

Score

Pentium 1405 V2

VS

AMD EPYC 9645

General Parameters

Jan 2014

Release Date

Oct 2024

Intel

Manufacturer

AMD

Server

Type

Server

Ivy Bridge-EN

Core Architecture

Turin

Intel Socket 1356

Socket

AMD Socket SP5

N/A

Integrated Graphics

N/A

Pentium (Ivy Bridge)

Generation

EPYC(Zen 5c (Turin))

Package

1.008 billions

Transistor Count

22 nm

Manufacturing Process

3 nm

40 W

Power Consumption

320 W

80 °C

Peak Operating Temperature

-

Intel

Foundry

TSMC

133 mm²

Die Size

mm²

-

I/O Process Size

6 nm

-

I/O Die Size

mm²

CPU Performance

-

Performance Cores

96

-

Performance Core Threads

192

1.4 GHz

Performance Core Base Frequency

2.3 GHz

0

Performance Core Turbo Frequency

3.7 GHz

2

Total Core Count

96

2

Total Thread Count

192

100 MHz

Bus Frequency

100 MHz

14.0

Multiplier

23.0

64 K per core

L1 Cache

80 KB per core

256 K per core

L2 Cache

1 MB per core

6 MB shared

L3 Cache

256 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3-1333

Memory Types

DDR5-6000

-

Max Memory Size

6 TB

2

Max Memory Channels

12

-

Max Memory Bandwidth

576 GB/s

Yes

ECC Memory Support

Yes

Miscellaneous

-

Official Website

AMD EPYC 9645

3

PCIe Version

5

24

PCIe Lanes

128

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