Opteron 6276 vs Intel Xeon Phi 7120A

VS

AMD Opteron 6276

Intel Xeon Phi 7120A

We compared two server CPUs: Opteron 6276 with 16 cores 2.3GHz and Intel Xeon Phi 7120A with 61 cores 1.238GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 6276 's Advantages

Higher base frequency (2.3GHz vs 1.238GHz)

Lower TDP (115W vs 300W)

Intel Xeon Phi 7120A 's Advantages

Released 2 years and 5 months late

Higher specification of memory (4 vs 3)

More modern manufacturing process (22nm vs 32nm)

Score

Opteron 6276

VS

Intel Xeon Phi 7120A

General Parameters

Nov 2011

Release Date

Apr 2014

AMD

Manufacturer

PCIe

Server

Type

Server

Interlagos

Core Architecture

Knights Corner

AMD Socket G34

Socket

PCIe x16

N/A

Integrated Graphics

N/A

Opteron (Interlagos)

Generation

Xeon Phi (Knights Corner)

Package

2.4 billions

Transistor Count

5 billions

32 nm

Manufacturing Process

22 nm

115 W

Power Consumption

300 W

-

Foundry

Intel

316 mm²

Die Size

350 mm²

CPU Performance

2.3 GHz

Performance Core Base Frequency

1.238 GHz

3.2 GHz

Performance Core Turbo Frequency

1.333 GHz

16

Total Core Count

61

16

Total Thread Count

244

200 MHz

Bus Frequency

100 MHz

11.5

Multiplier

12.0

768 K

L1 Cache

32 K per core

16 MB

L2 Cache

512 K per core

8 MB per die

L3 Cache

-

No

Unlocked Multiplier

No

4

SMP

1

Memory Parameters

DDR3

Memory Types

DDR3,DDR4

No

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

-

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