Opteron 3380 vs Intel Xeon E5 2666 v3

VS

AMD Opteron 3380

Intel Xeon E5-2666 v3

We compared two server CPUs: Opteron 3380 with 8 cores 2.6GHz and Intel Xeon E5 2666 v3 with 10 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Opteron 3380 's Advantages

Lower TDP (65W vs 135W)

Intel Xeon E5 2666 v3 's Advantages

Released 1 years and 11 months late

Higher specification of memory (2133 vs 3)

Newer PCIe version (3 vs 2)

Higher base frequency (2.9GHz vs 2.6GHz)

Larger L3 cache size (25MB vs 8MB)

More modern manufacturing process (22nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core

Opteron 3380

466

Intel Xeon E5 2666 v3 +124%

1046

Geekbench 6 Multi Core

Opteron 3380

1773

Intel Xeon E5 2666 v3 +248%

6173

Opteron 3380

VS

Intel Xeon E5 2666 v3

General Parameters

Dec 2012

Release Date

Nov 2014

AMD

Manufacturer

Intel

Server

Type

Server

Delhi

Core Architecture

Haswell-EP

AMD Socket AM3+

Socket

Intel Socket 2011-3

N/A

Integrated Graphics

N/A

Opteron (Delhi)

Generation

Xeon E5 (Haswell-EP)

Package

1.2 billions

Transistor Count

2.6 billions

32 nm

Manufacturing Process

22 nm

65 W

Power Consumption

135 W

-

Foundry

Intel

315 mm²

Die Size

356 mm²

CPU Performance

2.6 GHz

Performance Core Base Frequency

2.9 GHz

3.6 GHz

Performance Core Turbo Frequency

3.5 GHz

8

Total Core Count

10

8

Total Thread Count

20

200 MHz

Bus Frequency

100 MHz

13.0

Multiplier

29.0

384 K

L1 Cache

64 K per core

8 MB

L2 Cache

256 K per core

8 MB shared

L3 Cache

25 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3

Memory Types

DDR4-2133,DDR3-2133

2

Max Memory Channels

4

No

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

-

PCIe Lanes

40

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