Xeon E7 8837 vs Intel Xeon E3 1280

VS

Intel Xeon E7-8837

Intel Xeon E3-1280

We compared two server CPUs: Xeon E7 8837 with 8 cores 2.667GHz and Intel Xeon E3 1280 with 4 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E7 8837 's Advantages

Higher specification of memory (1333 vs 3)

Larger L3 cache size (24MB vs 8MB)

Intel Xeon E3 1280 's Advantages

Higher base frequency (3.5GHz vs 2.667GHz)

Lower TDP (95W vs 130W)

Score

Xeon E7 8837

VS

Intel Xeon E3 1280

General Parameters

Apr 2011

Release Date

Apr 2011

Intel

Manufacturer

Intel

Server

Type

Server

Westmere-EX

Core Architecture

Sandy Bridge

Intel Socket 1567

Socket

Intel Socket 1155

N/A

Integrated Graphics

N/A

Xeon E7(Westmere-EX)

Generation

Xeon E3 (Sandy Bridge)

Package

2.6 billions

Transistor Count

1.16 billions

32 nm

Manufacturing Process

32 nm

130 W

Power Consumption

95 W

Intel

Foundry

Intel

513 mm²

Die Size

216 mm²

CPU Performance

2.667 GHz

Performance Core Base Frequency

3.5 GHz

2.8 GHz

Performance Core Turbo Frequency

3.9 GHz

8

Total Core Count

4

8

Total Thread Count

8

133 MHz

Bus Frequency

100 MHz

20.0

Multiplier

35.0

64 KB per core

L1 Cache

64 K per core

256 KB per core

L2 Cache

256 K per core

24 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

8

SMP

1

Memory Parameters

DDR3-1333

Memory Types

DDR3

4

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

-

PCIe Version

3

-

PCIe Lanes

16

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