Intel Xeon E3 1220 v2 vs Opteron 6276

VS

Intel Xeon E3-1220 v2

AMD Opteron 6276

We compared two server CPUs: Intel Xeon E3 1220 v2 with 4 cores 3.1GHz and Opteron 6276 with 16 cores 2.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1220 v2 's Advantages

Released 6 months late

Newer PCIe version (3 vs 2)

Higher base frequency (3.1GHz vs 2.3GHz)

More modern manufacturing process (22nm vs 32nm)

Lower TDP (69W vs 115W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E3 1220 v2 +236%

667

Opteron 6276

198

Geekbench 6 Multi Core

Intel Xeon E3 1220 v2

1192

Opteron 6276 +45%

1729

Intel Xeon E3 1220 v2

VS

Opteron 6276

General Parameters

May 2012

Release Date

Nov 2011

Intel

Manufacturer

AMD

Server

Type

Server

Ivy Bridge

Core Architecture

Interlagos

Intel Socket 1155

Socket

AMD Socket G34

N/A

Integrated Graphics

N/A

Xeon E3 (Ivy Bridge)

Generation

Opteron (Interlagos)

Package

1.4 billions

Transistor Count

2.4 billions

22 nm

Manufacturing Process

32 nm

69 W

Power Consumption

115 W

Intel

Foundry

-

160 mm²

Die Size

316 mm²

CPU Performance

3.1 GHz

Performance Core Base Frequency

2.3 GHz

3.5 GHz

Performance Core Turbo Frequency

3.2 GHz

4

Total Core Count

16

4

Total Thread Count

16

100 MHz

Bus Frequency

200 MHz

31.0

Multiplier

11.5

64 K per core

L1 Cache

768 K

256 K per core

L2 Cache

16 MB

8 MB shared

L3 Cache

8 MB per die

No

Unlocked Multiplier

No

1

SMP

4

Memory Parameters

DDR3

Memory Types

DDR3

2

Max Memory Channels

Yes

ECC Memory Support

No

Miscellaneous

3

PCIe Version

2

16

PCIe Lanes

-

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