Intel Xeon Phi 3120A vs Opteron 43GK HE

VS

We compared two server CPUs: Intel Xeon Phi 3120A with 57 cores 1.1GHz and Opteron 43GK HE with 8 cores 2.6GHz . 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 6 months late

Opteron 43GK HE 's Advantages

Higher specification of memory (DDR3 vs DDR3)

Higher base frequency (2.6GHz vs 1.1GHz)

Lower TDP (65W vs 300W)

Score

Intel Xeon Phi 3120A

VS

Opteron 43GK HE

General Parameters

Jun 2013

Release Date

Dec 2012

PCIe

Manufacturer

AMD

Server

Type

Server

Knights Corner

Core Architecture

Seoul

PCIe x16

Socket

AMD Socket C32

N/A

Integrated Graphics

N/A

Xeon Phi (Knights Corner)

Generation

Opteron (Seoul)

Package

5 billions

Transistor Count

1.2 billions

22 nm

Manufacturing Process

32 nm

PCIe x16

Socket

AMD Socket C32

300 W

Power Consumption

65 W

Intel

Foundry

-

350 mm²

Die Size

315 mm²

PCIe x16

Package

-

CPU Performance

1.1 GHz

Performance Core Base Frequency

2.6 GHz

0

Performance Core Turbo Frequency

3.6 GHz

57

Total Core Count

8

228

Total Thread Count

8

100 MHz

Bus Frequency

200 MHz

11.0

Multiplier

13.0

32 K per core

L1 Cache

384 K

512 K per core

L2 Cache

8 MB

-

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3,

Memory Types

DDR3

Yes

ECC Memory Support

No

Miscellaneous

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