Intel Xeon E5640 vs Intel Xeon W 2191B

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Intel Xeon E5640

Intel Xeon W-2191B

We compared two server CPUs: Intel Xeon E5640 with 4 cores 2.666GHz and Intel Xeon W 2191B with 18 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5640 's Advantages

Higher base frequency (2.666GHz vs 2.3GHz)

Lower TDP (80W vs 140W)

Intel Xeon W 2191B 's Advantages

Released 7 years and 9 months late

Higher specification of memory (2666 vs 3)

Newer PCIe version (3 vs 2)

Larger L3 cache size (24.75MB vs 12MB)

More modern manufacturing process (14nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5640

437

Intel Xeon W 2191B +207%

1344

Geekbench 6 Multi Core

Intel Xeon E5640

2456

Intel Xeon W 2191B +273%

9179

Intel Xeon E5640

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Intel Xeon W 2191B

General Parameters

Mar 2010

Release Date

Dec 2017

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EP

Core Architecture

Skylake-W

Intel Socket 1366

Socket

Intel Socket 2066

N/A

Integrated Graphics

N/A

Xeon (Westmere-EP)

Generation

Xeon W (Skylake-W)

Package

1.17 billions

Transistor Count

-

32 nm

Manufacturing Process

14 nm

80 W

Power Consumption

140 W

-

Peak Operating Temperature

66 °C

Intel

Foundry

Intel

239 mm²

Die Size

484 mm²

CPU Performance

2.666 GHz

Performance Core Base Frequency

2.3 GHz

2.933 GHz

Performance Core Turbo Frequency

4.3 GHz

4

Total Core Count

18

8

Total Thread Count

36

133 MHz

Bus Frequency

100 MHz

20.0

Multiplier

23.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

12 MB shared

L3 Cache

24.75 MB shared

No

Unlocked Multiplier

No

2

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR3

Memory Types

DDR4-2666

3

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

-

PCIe Lanes

48

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