Intel Xeon E5 4640 v3 vs Intel Xeon E3 1280 v5

VS

Intel Xeon E5 4640 v3 Intel Xeon E3 1280 v5

We compared two server CPUs: Intel Xeon E5 4640 v3 with 12 cores 1.9GHz and Intel Xeon E3 1280 v5 with 4 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 4640 v3 's Advantages

Higher specification of memory (DDR4-1866 vs DDR4)

Larger L3 cache size (30MB vs 8MB)

Intel Xeon E3 1280 v5 's Advantages

Higher base frequency (3.7GHz vs 1.9GHz)

More modern manufacturing process (14nm vs 22nm)

Lower TDP (80W vs 105W)

Score

Intel Xeon E5 4640 v3

VS

Intel Xeon E3 1280 v5

General Parameters

Jun 2015

Release Date

Oct 2015

Intel

Manufacturer

Intel

Server

Type

Server

Haswell-EP

Core Architecture

Skylake-DT

Intel Socket 2011-3

Socket

Intel Socket 1151

N/A

Integrated Graphics

N/A

Xeon E5 (Haswell-EP)

Generation

Xeon E3 (Skylake-DT)

Package

2.6 billions

Transistor Count

1.75 billions

22 nm

Manufacturing Process

14 nm

Intel Socket 2011-3

Socket

Intel Socket 1151

105 W

Power Consumption

80 W

78 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

356 mm²

Die Size

122 mm²

FC-LGA12A

Package

FC-LGA14C

CPU Performance

1.9 GHz

Performance Core Base Frequency

3.7 GHz

2.6 GHz

Performance Core Turbo Frequency

4 GHz

12

Total Core Count

4

24

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

19.0

Multiplier

37.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

30 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

4

SMP

1

Memory Parameters

DDR4-1866

Memory Types

DDR4

4

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

40

PCIe Lanes

16

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