Intel Xeon W 2140B vs Xeon L7555

VS

Intel Xeon W-2140B

Intel Xeon L7555

We compared two server CPUs: Intel Xeon W 2140B with 8 cores 3.2GHz and Xeon L7555 with 8 cores 1.866GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon W 2140B 's Advantages

Released 7 years and 9 months late

Higher specification of memory (2666 vs 1333)

Newer PCIe version (3 vs 2)

Higher base frequency (3.2GHz vs 1.866GHz)

More modern manufacturing process (14nm vs 45nm)

Xeon L7555 's Advantages

Larger L3 cache size (18MB vs 11MB)

Lower TDP (95W vs 120W)

Score

Intel Xeon W 2140B

VS

Xeon L7555

General Parameters

Dec 2017

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Skylake-W

Core Architecture

Nehalem-EX

Intel Socket 2066

Socket

Intel Socket 1567

N/A

Integrated Graphics

N/A

Xeon W (Skylake-W)

Generation

Xeon(Beckton)

Package

-

Transistor Count

2.3 billions

14 nm

Manufacturing Process

45 nm

120 W

Power Consumption

95 W

70 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

484 mm²

Die Size

684 mm²

CPU Performance

3.2 GHz

Performance Core Base Frequency

1.866 GHz

4.2 GHz

Performance Core Turbo Frequency

2.533 GHz

8

Total Core Count

8

16

Total Thread Count

16

100 MHz

Bus Frequency

133 MHz

32.0

Multiplier

14.0

64 K per core

L1 Cache

64 KB per core

1 MB per core

L2 Cache

256 KB per core

11 MB shared

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

1

SMP

8

2

AVX-512 FMA Ports

-

Memory Parameters

DDR4-2666

Memory Types

DDR3-1333

4

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

48

PCIe Lanes

-

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