Xeon E7 2803 vs Intel Xeon E3 1280 v5

VS

Intel Xeon E7-2803

Intel Xeon E3-1280 v5

We compared two server CPUs: Xeon E7 2803 with 6 cores 1.733GHz and Intel Xeon E3 1280 v5 with 4 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E7 2803 's Advantages

Higher specification of memory (1333 vs 4)

Larger L3 cache size (18MB vs 8MB)

Intel Xeon E3 1280 v5 's Advantages

Released 4 years and 6 months late

Higher base frequency (3.7GHz vs 1.733GHz)

More modern manufacturing process (14nm vs 32nm)

Lower TDP (80W vs 105W)

Score

Xeon E7 2803

VS

Intel Xeon E3 1280 v5

General Parameters

Apr 2011

Release Date

Oct 2015

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EX

Core Architecture

Skylake-DT

Intel Socket 1567

Socket

Intel Socket 1151

N/A

Integrated Graphics

N/A

Xeon E7(Westmere-EX)

Generation

Xeon E3 (Skylake-DT)

Package

2.6 billions

Transistor Count

1.75 billions

32 nm

Manufacturing Process

14 nm

105 W

Power Consumption

80 W

Intel

Foundry

Intel

513 mm²

Die Size

122 mm²

CPU Performance

1.733 GHz

Performance Core Base Frequency

3.7 GHz

0

Performance Core Turbo Frequency

4 GHz

6

Total Core Count

4

12

Total Thread Count

8

133 MHz

Bus Frequency

100 MHz

13.0

Multiplier

37.0

64 KB per core

L1 Cache

64 K per core

256 KB per core

L2 Cache

256 K per core

18 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3-1333

Memory Types

DDR4

4

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

-

PCIe Lanes

16

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