Intel Xeon E3 1275 vs Opteron 6344

VS

Intel Xeon E3-1275

AMD Opteron 6344

We compared two server CPUs: Intel Xeon E3 1275 with 4 cores 3.4GHz and Opteron 6344 with 12 cores 2.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1275 's Advantages

Newer PCIe version (3 vs 2)

Higher base frequency (3.4GHz vs 2.6GHz)

Lower TDP (95W vs 115W)

Opteron 6344 's Advantages

Released 1 years and 7 months late

Higher specification of memory (1866 vs 3)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E3 1275 +221%

1347

Opteron 6344

419

Geekbench 6 Multi Core

Intel Xeon E3 1275 +41%

4527

Opteron 6344

3209

Intel Xeon E3 1275

VS

Opteron 6344

General Parameters

Apr 2011

Release Date

Nov 2012

Intel

Manufacturer

AMD

Server

Type

Server

Sandy Bridge

Core Architecture

Abu Dhabi

Intel Socket 1155

Socket

AMD Socket G34

Intel HD P3000

Integrated Graphics

N/A

Xeon E3 (Sandy Bridge)

Generation

Opteron (Abu Dhabi)

Package

1.16 billions

Transistor Count

2.4 billions

32 nm

Manufacturing Process

32 nm

95 W

Power Consumption

115 W

-

Peak Operating Temperature

70 °C

Intel

Foundry

GlobalFoundries

216 mm²

Die Size

2x315 mm²

CPU Performance

3.4 GHz

Performance Core Base Frequency

2.6 GHz

3.8 GHz

Performance Core Turbo Frequency

3.2 GHz

4

Total Core Count

12

8

Total Thread Count

12

100 MHz

Bus Frequency

200 MHz

34.0

Multiplier

13.0

64 K per core

L1 Cache

576 KB

256 K per core

L2 Cache

2 MB per module

8 MB shared

L3 Cache

8 MB per die

No

Unlocked Multiplier

No

1

SMP

4

Memory Parameters

DDR3

Memory Types

DDR3-1866

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

16

PCIe Lanes

-

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