Intel Xeon Phi 7120X vs Opteron 3380

VS

Intel Xeon Phi 7120X

AMD Opteron 3380

We compared two server CPUs: Intel Xeon Phi 7120X with 61 cores 1.238GHz and Opteron 3380 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 7120X 's Advantages

Released 6 months late

Higher specification of memory (4 vs 3)

More modern manufacturing process (22nm vs 32nm)

Opteron 3380 's Advantages

Higher base frequency (2.6GHz vs 1.238GHz)

Lower TDP (65W vs 300W)

Score

Intel Xeon Phi 7120X

VS

Opteron 3380

General Parameters

Jun 2013

Release Date

Dec 2012

PCIe

Manufacturer

AMD

Server

Type

Server

Knights Corner

Core Architecture

Delhi

PCIe x16

Socket

AMD Socket AM3+

N/A

Integrated Graphics

N/A

Xeon Phi (Knights Corner)

Generation

Opteron (Delhi)

Package

5 billions

Transistor Count

1.2 billions

22 nm

Manufacturing Process

32 nm

300 W

Power Consumption

65 W

Intel

Foundry

-

350 mm²

Die Size

315 mm²

CPU Performance

1.238 GHz

Performance Core Base Frequency

2.6 GHz

1.333 GHz

Performance Core Turbo Frequency

3.6 GHz

61

Total Core Count

8

244

Total Thread Count

8

100 MHz

Bus Frequency

200 MHz

12.0

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

1

Memory Parameters

DDR3,DDR4

Memory Types

DDR3

Max Memory Channels

2

Yes

ECC Memory Support

No

Miscellaneous

-

PCIe Version

2

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