Xeon E7 4820 vs Intel Xeon E3 1220

VS

Intel Xeon E7-4820

Intel Xeon E3-1220

We compared two server CPUs: Xeon E7 4820 with 8 cores 2GHz and Intel Xeon E3 1220 with 4 cores 3.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E7 4820 's Advantages

Higher specification of memory (1333 vs 3)

Larger L3 cache size (18MB vs 8MB)

Intel Xeon E3 1220 's Advantages

Higher base frequency (3.1GHz vs 2GHz)

Lower TDP (80W vs 105W)

Score

Xeon E7 4820

VS

Intel Xeon E3 1220

General Parameters

Apr 2011

Release Date

Apr 2011

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EX

Core Architecture

Sandy Bridge

Intel Socket 1567

Socket

Intel Socket 1155

N/A

Integrated Graphics

N/A

Xeon E7(Westmere-EX)

Generation

Xeon E3 (Sandy Bridge)

Package

2.6 billions

Transistor Count

1.16 billions

32 nm

Manufacturing Process

32 nm

105 W

Power Consumption

80 W

Intel

Foundry

Intel

513 mm²

Die Size

216 mm²

CPU Performance

2 GHz

Performance Core Base Frequency

3.1 GHz

2.266 GHz

Performance Core Turbo Frequency

3.4 GHz

8

Total Core Count

4

16

Total Thread Count

4

133 MHz

Bus Frequency

100 MHz

15.0

Multiplier

31.0

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

4

SMP

1

Memory Parameters

DDR3-1333

Memory Types

DDR3

4

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

-

PCIe Lanes

16

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