Intel Xeon Phi 7120A vs Opteron 8222 SE

VS

Intel Xeon Phi 7120A

AMD Opteron 8222 SE

We compared two server CPUs: Intel Xeon Phi 7120A with 61 cores 1.238GHz and Opteron 8222 SE with 2 cores 3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Phi 7120A 's Advantages

Released 7 years late

More modern manufacturing process (22nm vs 90nm)

Opteron 8222 SE 's Advantages

Higher specification of memory (667 vs 4)

Higher base frequency (3GHz vs 1.238GHz)

Lower TDP (120W vs 300W)

Score

Intel Xeon Phi 7120A

VS

Opteron 8222 SE

General Parameters

Apr 2014

Release Date

Apr 2007

PCIe

Manufacturer

AMD

Server

Type

Server

Knights Corner

Core Architecture

Santa Rosa

PCIe x16

Socket

AMD Socket F

N/A

Integrated Graphics

N/A

Xeon Phi (Knights Corner)

Generation

Opteron (Santa Rosa)

Package

5 billions

Transistor Count

0.227 billions

22 nm

Manufacturing Process

90 nm

300 W

Power Consumption

120 W

Intel

Foundry

-

350 mm²

Die Size

235 mm²

CPU Performance

1.238 GHz

Performance Core Base Frequency

3 GHz

1.333 GHz

Performance Core Turbo Frequency

0

61

Total Core Count

2

244

Total Thread Count

2

100 MHz

Bus Frequency

200 MHz

12.0

Multiplier

15.0

32 K per core

L1 Cache

128 KB per core

512 K per core

L2 Cache

1 MB per core

No

Unlocked Multiplier

No

1

SMP

8

Memory Parameters

DDR3,DDR4

Memory Types

DDR2-667

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

1

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