Intel Xeon W 11855M vs Xeon E7 2803

VS

Intel Xeon W-11855M

Intel Xeon E7-2803

We compared two server CPUs: Intel Xeon W 11855M with 6 cores 3.2GHz and Xeon E7 2803 with 6 cores 1.733GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon W 11855M 's Advantages

Released 10 years and 1 months late

Higher specification of memory (3200 vs 1333)

Higher base frequency (3.2GHz vs 1.733GHz)

More modern manufacturing process (10nm vs 32nm)

Lower TDP (35W vs 105W)

Score

Intel Xeon W 11855M

VS

Xeon E7 2803

General Parameters

May 2021

Release Date

Apr 2011

Intel

Manufacturer

Intel

Server

Type

Server

Tiger Lake-H

Core Architecture

Westmere-EX

Intel BGA 1787

Socket

Intel Socket 1567

UHD Graphics 750

Integrated Graphics

N/A

Xeon (Tiger Lake-H)

Generation

Xeon E7(Westmere-EX)

Package

-

Transistor Count

2.6 billions

10 nm

Manufacturing Process

32 nm

35 W

Power Consumption

105 W

72 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

190 mm²

Die Size

513 mm²

CPU Performance

3.2 GHz

Performance Core Base Frequency

1.733 GHz

4.9 GHz

Performance Core Turbo Frequency

0

6

Total Core Count

6

12

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

32.0

Multiplier

13.0

80 K per core

L1 Cache

64 KB per core

1.25 MB per core

L2 Cache

256 KB per core

18 MB shared

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR4-3200

Memory Types

DDR3-1333

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

4

PCIe Version

-

20

PCIe Lanes

-

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