Intel Xeon E3 1265L v3 vs Opteron 1381

VS

Intel Xeon E3-1265L v3

AMD Opteron 1381

We compared two server CPUs: Intel Xeon E3 1265L v3 with 4 cores 2.5GHz and Opteron 1381 with 4 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1265L v3 's Advantages

Released 4 years late

Newer PCIe version (3 vs 2)

Larger L3 cache size (8MB vs 6MB)

More modern manufacturing process (22nm vs 45nm)

Lower TDP (45W vs 115W)

Opteron 1381 's Advantages

Higher specification of memory (1333 vs 4)

Score

Intel Xeon E3 1265L v3

VS

Opteron 1381

General Parameters

Jun 2013

Release Date

Jun 2009

Intel

Manufacturer

AMD

Server

Type

Server

Haswell-WS

Core Architecture

Suzuka

Intel Socket 1150

Socket

AMD Socket AM3

Intel HD (Haswell)

Integrated Graphics

On certain motherboards (Chipset feature)

Xeon E3 (Haswell-WS)

Generation

Opteron(Suzuka)

Package

1.4 billions

Transistor Count

0.758 billions

22 nm

Manufacturing Process

45 nm

45 W

Power Consumption

115 W

Intel

Foundry

GlobalFoundries

160 mm²

Die Size

258 mm²

CPU Performance

2.5 GHz

Performance Core Base Frequency

2.5 GHz

3.7 GHz

Performance Core Turbo Frequency

0

4

Total Core Count

4

8

Total Thread Count

4

100 MHz

Bus Frequency

200 MHz

25.0

Multiplier

12.5

64 K per core

L1 Cache

128 KB per core

256 K per core

L2 Cache

512 KB per core

8 MB shared

L3 Cache

6 MB shared

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR3,DDR4

Memory Types

DDR3-1333

2

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

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