Intel Xeon E3 1280 v5 vs Xeon E7540

VS

Intel Xeon E3-1280 v5

Intel Xeon E7540

We compared two server CPUs: Intel Xeon E3 1280 v5 with 4 cores 3.7GHz and Xeon E7540 with 6 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1280 v5 's Advantages

Released 5 years and 7 months late

Newer PCIe version (3 vs 2)

Higher base frequency (3.7GHz vs 2GHz)

More modern manufacturing process (14nm vs 45nm)

Lower TDP (80W vs 105W)

Xeon E7540 's Advantages

Higher specification of memory (1333 vs 4)

Larger L3 cache size (18MB vs 8MB)

Score

Intel Xeon E3 1280 v5

VS

Xeon E7540

General Parameters

Oct 2015

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Skylake-DT

Core Architecture

Nehalem-EX

Intel Socket 1151

Socket

Intel Socket 1567

N/A

Integrated Graphics

N/A

Xeon E3 (Skylake-DT)

Generation

Xeon(Beckton)

Package

1.75 billions

Transistor Count

2.3 billions

14 nm

Manufacturing Process

45 nm

80 W

Power Consumption

105 W

Intel

Foundry

Intel

122 mm²

Die Size

684 mm²

CPU Performance

3.7 GHz

Performance Core Base Frequency

2 GHz

4 GHz

Performance Core Turbo Frequency

2.266 GHz

4

Total Core Count

6

8

Total Thread Count

12

100 MHz

Bus Frequency

133 MHz

37.0

Multiplier

15.0

64 K per core

L1 Cache

64 KB per core

256 K per core

L2 Cache

256 KB per core

8 MB shared

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

1

SMP

8

Memory Parameters

DDR4

Memory Types

DDR3-1333

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

2

16

PCIe Lanes

-

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