Intel Xeon E3 1275 v2 vs Intel Xeon E5 2648L v3

VS

Intel Xeon E3-1275 v2

Intel Xeon E5-2648L v3

We compared two server CPUs: Intel Xeon E3 1275 v2 with 4 cores 3.5GHz and Intel Xeon E5 2648L v3 with 12 cores 1.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1275 v2 's Advantages

Higher base frequency (3.5GHz vs 1.8GHz)

Intel Xeon E5 2648L v3 's Advantages

Released 2 years and 4 months late

Higher specification of memory (2133 vs 3)

Larger L3 cache size (30MB vs 8MB)

Lower TDP (75W vs 77W)

Score

Intel Xeon E3 1275 v2

VS

Intel Xeon E5 2648L v3

General Parameters

May 2012

Release Date

Sep 2014

Intel

Manufacturer

Intel

Server

Type

Server

Ivy Bridge

Core Architecture

Haswell-EP

Intel Socket 1155

Socket

Intel Socket 2011-3

Intel HD P4000

Integrated Graphics

N/A

Xeon E3 (Ivy Bridge)

Generation

Xeon E5 (Haswell-EP)

Package

1.4 billions

Transistor Count

2.6 billions

22 nm

Manufacturing Process

22 nm

77 W

Power Consumption

75 W

Intel

Foundry

Intel

160 mm²

Die Size

356 mm²

CPU Performance

3.5 GHz

Performance Core Base Frequency

1.8 GHz

3.9 GHz

Performance Core Turbo Frequency

2.5 GHz

4

Total Core Count

12

8

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

35.0

Multiplier

18.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

256 K per core

8 MB shared

L3 Cache

30 MB shared

No

Unlocked Multiplier

No

1

SMP

2

Memory Parameters

DDR3

Memory Types

DDR4-2133

2

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

16

PCIe Lanes

40

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