Intel Xeon Phi 3120A vs Opteron 6276

VS

Intel Xeon Phi 3120A Opteron 6276

We compared two server CPUs: Intel Xeon Phi 3120A with 57 cores 1.1GHz 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 Phi 3120A 's Advantages

Released 1 years and 7 months late

Opteron 6276 's Advantages

Higher specification of memory (DDR3 vs DDR3)

Higher base frequency (2.3GHz vs 1.1GHz)

Lower TDP (115W vs 300W)

Score

Intel Xeon Phi 3120A

VS

Opteron 6276

General Parameters

Jun 2013

Release Date

Nov 2011

PCIe

Manufacturer

AMD

Server

Type

Server

Knights Corner

Core Architecture

Interlagos

PCIe x16

Socket

AMD Socket G34

N/A

Integrated Graphics

N/A

Xeon Phi (Knights Corner)

Generation

Opteron (Interlagos)

Package

5 billions

Transistor Count

2.4 billions

22 nm

Manufacturing Process

32 nm

PCIe x16

Socket

AMD Socket G34

300 W

Power Consumption

115 W

Intel

Foundry

-

350 mm²

Die Size

316 mm²

PCIe x16

Package

-

CPU Performance

1.1 GHz

Performance Core Base Frequency

2.3 GHz

0

Performance Core Turbo Frequency

3.2 GHz

57

Total Core Count

16

228

Total Thread Count

16

100 MHz

Bus Frequency

200 MHz

11.0

Multiplier

11.5

32 K per core

L1 Cache

768 K

512 K per core

L2 Cache

16 MB

-

L3 Cache

8 MB per die

No

Unlocked Multiplier

No

1

SMP

4

Memory Parameters

DDR3,

Memory Types

DDR3

Yes

ECC Memory Support

No

Miscellaneous

-

PCIe Version

2

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