Home Comparison Xeon E6540 vs Intel Xeon E5 2665

Xeon E6540 vs Intel Xeon E5 2665

Xeon E6540
VS
Intel Xeon E5 2665
Intel Xeon E6540
Intel Xeon E5-2665
We compared two server CPUs: Xeon E6540 with 6 cores 2GHz and Intel Xeon E5 2665 with 8 cores 2.4GHz . 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)
Lower TDP (105W vs 115W)
Intel Xeon E5 2665 's Advantages
Released 2 years late
Newer PCIe version (3 vs 2)
Higher base frequency (2.4GHz vs 2GHz)
Larger L3 cache size (20MB vs 18MB)
More modern manufacturing process (32nm vs 45nm)

Score

Xeon E6540
VS
Intel Xeon E5 2665

General Parameters

Mar 2010
Release Date
Mar 2012
Intel
Manufacturer
Intel
Server
Type
Server
Nehalem-EX
Core Architecture
Sandy Bridge-EP
Intel Socket 1567
Socket
Intel Socket 2011
N/A
Integrated Graphics
N/A
Xeon(Beckton)
Generation
Xeon E5 (Sandy Bridge-EP)

Package

2.3 billions
Transistor Count
2.27 billions
45 nm
Manufacturing Process
32 nm
105 W
Power Consumption
115 W
Intel
Foundry
Intel
684 mm²
Die Size
435 mm²

CPU Performance

2 GHz
Performance Core Base Frequency
2.4 GHz
2.266 GHz
Performance Core Turbo Frequency
3.1 GHz
6
Total Core Count
8
12
Total Thread Count
16
133 MHz
Bus Frequency
100 MHz
15.0
Multiplier
24.0
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
20 MB shared
No
Unlocked Multiplier
No
2
SMP
2

Memory Parameters

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

Miscellaneous

2
PCIe Version
3

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