Intel Xeon E3 1245 vs Xeon X7542

VS

Intel Xeon E3-1245

Intel Xeon X7542

We compared two server CPUs: Intel Xeon E3 1245 with 4 cores 3.3GHz and Xeon X7542 with 6 cores 2.666GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E3 1245 's Advantages

Released 1 years and 1 months late

Newer PCIe version (3 vs 2)

Higher base frequency (3.3GHz vs 2.666GHz)

More modern manufacturing process (32nm vs 45nm)

Lower TDP (95W vs 130W)

Xeon X7542 's Advantages

Higher specification of memory (1333 vs 3)

Larger L3 cache size (18MB vs 8MB)

Score

Intel Xeon E3 1245

VS

Xeon X7542

General Parameters

Apr 2011

Release Date

Mar 2010

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge

Core Architecture

Nehalem-EX

Intel Socket 1155

Socket

Intel Socket 1567

Intel HD P3000

Integrated Graphics

N/A

Xeon E3 (Sandy Bridge)

Generation

Xeon(Beckton)

Package

1.16 billions

Transistor Count

2.3 billions

32 nm

Manufacturing Process

45 nm

95 W

Power Consumption

130 W

Intel

Foundry

Intel

216 mm²

Die Size

684 mm²

CPU Performance

3.3 GHz

Performance Core Base Frequency

2.666 GHz

3.7 GHz

Performance Core Turbo Frequency

2.8 GHz

4

Total Core Count

6

8

Total Thread Count

6

100 MHz

Bus Frequency

133 MHz

33.0

Multiplier

20.0

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

DDR3

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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