Xeon w7 2555X vs Intel Xeon E5640

VS

Intel Xeon w7-2555X

Intel Xeon E5640

We compared two server CPUs: Xeon w7 2555X with 14 cores 3.3GHz and Intel Xeon E5640 with 4 cores 2.666GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon w7 2555X 's Advantages

Released 14 years and 5 months late

Higher specification of memory (4800 vs 3)

Newer PCIe version (5 vs 2)

Higher base frequency (3.3GHz vs 2.666GHz)

Larger L3 cache size (33.75MB vs 12MB)

More modern manufacturing process (10nm vs 32nm)

Intel Xeon E5640 's Advantages

Lower TDP (80W vs 210W)

Score

Xeon w7 2555X

VS

Intel Xeon E5640

General Parameters

Aug 2024

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Sapphire Rapids

Core Architecture

Westmere-EP

Intel Socket 4677

Socket

Intel Socket 1366

N/A

Integrated Graphics

N/A

Xeon W (Sapphire Rapids)

Generation

Xeon (Westmere-EP)

Package

-

Transistor Count

1.17 billions

10 nm

Manufacturing Process

32 nm

210 W

Power Consumption

80 W

Intel

Foundry

Intel

-

Die Size

239 mm²

CPU Performance

3.3 GHz

Performance Core Base Frequency

2.666 GHz

4.8 GHz

Performance Core Turbo Frequency

2.933 GHz

14

Total Core Count

4

28

Total Thread Count

8

100 MHz

Bus Frequency

133 MHz

33.0

Multiplier

20.0

80 KB per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

256 K per core

33.75 MB

L3 Cache

12 MB shared

Yes

Unlocked Multiplier

No

1

SMP

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-4800

Memory Types

DDR3

2 TB

Max Memory Size

-

4

Max Memory Channels

3

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

2

64

PCIe Lanes

-

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