Home Comparison Xeon E6540 vs Intel Xeon X5647

Xeon E6540 vs Intel Xeon X5647

Xeon E6540
VS
Intel Xeon X5647
Intel Xeon E6540
Intel Xeon X5647
We compared two server CPUs: Xeon E6540 with 6 cores 2GHz and Intel Xeon X5647 with 4 cores 2.933GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon E6540 's Advantages
Higher specification of memory (1333 vs 3)
Larger L3 cache size (18MB vs 12MB)
Lower TDP (105W vs 130W)
Intel Xeon X5647 's Advantages
Released 11 months late
Higher base frequency (2.933GHz vs 2GHz)
More modern manufacturing process (32nm vs 45nm)

Score

Xeon E6540
VS
Intel Xeon X5647

General Parameters

Mar 2010
Release Date
Feb 2011
Intel
Manufacturer
Intel
Server
Type
Server
Nehalem-EX
Core Architecture
Westmere-EP
Intel Socket 1567
Socket
Intel Socket 1366
N/A
Integrated Graphics
N/A
Xeon(Beckton)
Generation
Xeon (Westmere-EP)

Package

2.3 billions
Transistor Count
1.17 billions
45 nm
Manufacturing Process
32 nm
105 W
Power Consumption
130 W
Intel
Foundry
Intel
684 mm²
Die Size
239 mm²

CPU Performance

2 GHz
Performance Core Base Frequency
2.933 GHz
2.266 GHz
Performance Core Turbo Frequency
3.2 GHz
6
Total Core Count
4
12
Total Thread Count
8
133 MHz
Bus Frequency
133 MHz
15.0
Multiplier
22.0
64 KB per core
L1 Cache
64 K per core
256 KB per core
L2 Cache
256 K per core
18 MB shared
L3 Cache
12 MB shared
No
Unlocked Multiplier
No
2
SMP
2

Memory Parameters

DDR3-1333
Memory Types
DDR3
4
Max Memory Channels
3
Yes
ECC Memory Support
Yes

Miscellaneous

2
PCIe Version
2

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