Intel Xeon E5 2643 vs Xeon w7 2565X

VS

Intel Xeon E5-2643

Intel Xeon w7-2565X

We compared two server CPUs: Intel Xeon E5 2643 with 4 cores 3.3GHz and Xeon w7 2565X with 18 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2643 's Advantages

Higher base frequency (3.3GHz vs 3.2GHz)

Lower TDP (130W vs 240W)

Xeon w7 2565X 's Advantages

Released 12 years and 5 months late

Higher specification of memory (4800 vs 3)

Newer PCIe version (5 vs 3)

Larger L3 cache size (37.5MB vs 10MB)

More modern manufacturing process (10nm vs 32nm)

Score

Intel Xeon E5 2643

VS

Xeon w7 2565X

General Parameters

Mar 2012

Release Date

Aug 2024

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge-EP

Core Architecture

Sapphire Rapids

Intel Socket 2011

Socket

Intel Socket 4677

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-EP)

Generation

Xeon W (Sapphire Rapids)

Package

1.27 billions

Transistor Count

-

32 nm

Manufacturing Process

10 nm

130 W

Power Consumption

240 W

Intel

Foundry

Intel

294 mm²

Die Size

-

CPU Performance

3.3 GHz

Performance Core Base Frequency

3.2 GHz

3.5 GHz

Performance Core Turbo Frequency

4.8 GHz

4

Total Core Count

18

8

Total Thread Count

36

100 MHz

Bus Frequency

100 MHz

33.0

Multiplier

32.0

64 K per core

L1 Cache

80 KB per core

256 K per core

L2 Cache

2 MB per core

10 MB shared

L3 Cache

37.5 MB

No

Unlocked Multiplier

Yes

2

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR3

Memory Types

DDR5-4800

-

Max Memory Size

2 TB

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

5

-

PCIe Lanes

64

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