Opteron 6320 vs Intel Xeon E3 1275

VS

AMD Opteron 6320

Intel Xeon E3-1275

We compared two server CPUs: Opteron 6320 with 8 cores 2.8GHz and Intel Xeon E3 1275 with 4 cores 3.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 6320 's Advantages

Released 1 years and 7 months late

Higher specification of memory (1866 vs 3)

Intel Xeon E3 1275 's Advantages

Newer PCIe version (3 vs 2)

Higher base frequency (3.4GHz vs 2.8GHz)

Lower TDP (95W vs 115W)

Score

Benchmark

Geekbench 6 Single Core

Opteron 6320

448

Intel Xeon E3 1275 +200%

1347

Geekbench 6 Multi Core

Opteron 6320

2841

Intel Xeon E3 1275 +59%

4527

Opteron 6320

VS

Intel Xeon E3 1275

General Parameters

Nov 2012

Release Date

Apr 2011

AMD

Manufacturer

Intel

Server

Type

Server

Abu Dhabi

Core Architecture

Sandy Bridge

AMD Socket G34

Socket

Intel Socket 1155

N/A

Integrated Graphics

Intel HD P3000

Opteron (Abu Dhabi)

Generation

Xeon E3 (Sandy Bridge)

Package

2.4 billions

Transistor Count

1.16 billions

32 nm

Manufacturing Process

32 nm

115 W

Power Consumption

95 W

72 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

Intel

2x315 mm²

Die Size

216 mm²

CPU Performance

2.8 GHz

Performance Core Base Frequency

3.4 GHz

3.3 GHz

Performance Core Turbo Frequency

3.8 GHz

8

Total Core Count

4

8

Total Thread Count

8

200 MHz

Bus Frequency

100 MHz

14.0

Multiplier

34.0

384 KB

L1 Cache

64 K per core

2 MB per module

L2 Cache

256 K per core

8 MB per die

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

4

SMP

1

Memory Parameters

DDR3-1866

Memory Types

DDR3

4

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

-

PCIe Lanes

16

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