Opteron 8222 vs Intel Xeon Phi 3120A

VS

AMD Opteron 8222

Intel Xeon Phi 3120A

We compared two server CPUs: Opteron 8222 with 2 cores 3GHz 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 8222 's Advantages

Higher specification of memory (667 vs 4)

Higher base frequency (3GHz vs 1.1GHz)

Lower TDP (95W vs 300W)

Intel Xeon Phi 3120A 's Advantages

Released 5 years and 10 months late

More modern manufacturing process (22nm vs 90nm)

Score

Opteron 8222

VS

Intel Xeon Phi 3120A

General Parameters

Aug 2007

Release Date

Jun 2013

AMD

Manufacturer

PCIe

Server

Type

Server

Santa Rosa

Core Architecture

Knights Corner

AMD Socket F

Socket

PCIe x16

N/A

Integrated Graphics

N/A

Opteron (Santa Rosa)

Generation

Xeon Phi (Knights Corner)

Package

0.227 billions

Transistor Count

5 billions

90 nm

Manufacturing Process

22 nm

95 W

Power Consumption

300 W

-

Foundry

Intel

235 mm²

Die Size

350 mm²

CPU Performance

3 GHz

Performance Core Base Frequency

1.1 GHz

0

Performance Core Turbo Frequency

0

2

Total Core Count

57

2

Total Thread Count

228

200 MHz

Bus Frequency

100 MHz

15.0

Multiplier

11.0

128 KB per core

L1 Cache

32 K per core

1 MB per core

L2 Cache

512 K per core

No

Unlocked Multiplier

No

8

SMP

1

Memory Parameters

DDR2-667

Memory Types

DDR3,DDR4

Yes

ECC Memory Support

Yes

Miscellaneous

1

PCIe Version

-

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