Intel Xeon E7 8891 v3 vs Intel Xeon W 2155

VS

Intel Xeon E7-8891 v3

Intel Xeon W-2155

We compared two server CPUs: Intel Xeon E7 8891 v3 with 10 cores 2.8GHz and Intel Xeon W 2155 with 10 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E7 8891 v3 's Advantages

Larger L3 cache size (45MB vs 13.75MB)

Intel Xeon W 2155 's Advantages

Released 2 years and 2 months late

Higher specification of memory (2666 vs 1866)

Higher base frequency (3.3GHz vs 2.8GHz)

More modern manufacturing process (14nm vs 22nm)

Lower TDP (140W vs 165W)

Score

Intel Xeon E7 8891 v3

VS

Intel Xeon W 2155

General Parameters

Jun 2015

Release Date

Aug 2017

Intel

Manufacturer

Intel

Server

Type

Server

Haswell-EX

Core Architecture

Skylake-W

Intel Socket 2011-3

Socket

Intel Socket 2066

N/A

Integrated Graphics

N/A

Xeon E7 (Haswell-EX)

Generation

Xeon W (Skylake-W)

Package

1.4 billions

Transistor Count

-

22 nm

Manufacturing Process

14 nm

165 W

Power Consumption

140 W

79 °C

Peak Operating Temperature

68 °C

Intel

Foundry

Intel

160 mm²

Die Size

484 mm²

CPU Performance

2.8 GHz

Performance Core Base Frequency

3.3 GHz

3.5 GHz

Performance Core Turbo Frequency

4.5 GHz

10

Total Core Count

10

20

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

28.0

Multiplier

33.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

45 MB shared

L3 Cache

13.75 MB shared

No

Unlocked Multiplier

No

8

SMP

1

-

AVX-512 FMA Ports

2

Memory Parameters

DDR3,DDR4-1866

Memory Types

DDR4-2666

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

32

PCIe Lanes

48

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