Opteron 6274 vs Intel Xeon E3 1275 v2

VS

AMD Opteron 6274

Intel Xeon E3-1275 v2

We compared two server CPUs: Opteron 6274 with 16 cores 2.2GHz and Intel Xeon E3 1275 v2 with 4 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 6274 's Advantages

Larger L3 cache size (16MB vs 8MB)

Intel Xeon E3 1275 v2 's Advantages

Released 6 months late

Newer PCIe version (3 vs 2)

Higher base frequency (3.5GHz vs 2.2GHz)

More modern manufacturing process (22nm vs 32nm)

Lower TDP (77W vs 115W)

Score

Benchmark

Geekbench 6 Single Core

Opteron 6274

303

Intel Xeon E3 1275 v2 +105%

624

Geekbench 6 Multi Core

Opteron 6274

1922

Intel Xeon E3 1275 v2 +8%

2088

Opteron 6274

VS

Intel Xeon E3 1275 v2

General Parameters

Nov 2011

Release Date

May 2012

AMD

Manufacturer

Intel

Server

Type

Server

Interlagos

Core Architecture

Ivy Bridge

AMD Socket G34

Socket

Intel Socket 1155

N/A

Integrated Graphics

Intel HD P4000

Opteron (Interlagos)

Generation

Xeon E3 (Ivy Bridge)

Package

2.4 billions

Transistor Count

1.4 billions

32 nm

Manufacturing Process

22 nm

115 W

Power Consumption

77 W

-

Foundry

Intel

316 mm²

Die Size

160 mm²

CPU Performance

2.2 GHz

Performance Core Base Frequency

3.5 GHz

3.1 GHz

Performance Core Turbo Frequency

3.9 GHz

16

Total Core Count

4

16

Total Thread Count

8

200 MHz

Bus Frequency

100 MHz

11.0

Multiplier

35.0

768 K shared

L1 Cache

64 K per core

8.00391 MB per core

L2 Cache

256 K per core

16 MB

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3

Memory Types

DDR3

Max Memory Channels

2

No

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

-

PCIe Lanes

16

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