Opteron 6168 vs Intel Xeon Phi 3120A

VS

AMD Opteron 6168

Intel Xeon Phi 3120A

We compared two server CPUs: Opteron 6168 with 12 cores 1.9GHz and Intel Xeon Phi 3120A with 57 cores 1.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 6168 's Advantages

Higher base frequency (1.9GHz vs 1.1GHz)

Lower TDP (115W vs 300W)

Intel Xeon Phi 3120A 's Advantages

Released 3 years and 3 months late

Higher specification of memory (4 vs 3)

More modern manufacturing process (22nm vs 45nm)

Score

Opteron 6168

VS

Intel Xeon Phi 3120A

General Parameters

Mar 2010

Release Date

Jun 2013

AMD

Manufacturer

PCIe

Server

Type

Server

Magny-Cours

Core Architecture

Knights Corner

AMD Socket G34

Socket

PCIe x16

N/A

Integrated Graphics

N/A

Opteron (Magny-Cours)

Generation

Xeon Phi (Knights Corner)

Package

1.8 billions

Transistor Count

5 billions

45 nm

Manufacturing Process

22 nm

115 W

Power Consumption

300 W

69 °C

Peak Operating Temperature

-

Foundry

Intel

346 mm²

Die Size

350 mm²

CPU Performance

1.9 GHz

Performance Core Base Frequency

1.1 GHz

0

Performance Core Turbo Frequency

0

12

Total Core Count

57

12

Total Thread Count

228

200 MHz

Bus Frequency

100 MHz

9.5

Multiplier

11.0

768 K shared

L1 Cache

32 K per core

6 MB per core

L2 Cache

512 K per core

12 MB

L3 Cache

-

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3

Memory Types

DDR3,DDR4

No

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

-

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