Home Comparison Intel Xeon E5 2665 vs Xeon EC5539

Intel Xeon E5 2665 vs Xeon EC5539

Intel Xeon E5 2665
VS
Xeon EC5539
Intel Xeon E5-2665
Intel Xeon EC5539
We compared two server CPUs: Intel Xeon E5 2665 with 8 cores 2.4GHz and Xeon EC5539 with 4 cores 2.266GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2665 's Advantages
Released 2 years and 1 months late
Newer PCIe version (3 vs 2)
Higher base frequency (2.4GHz vs 2.266GHz)
Larger L3 cache size (20MB vs 4MB)
More modern manufacturing process (32nm vs 45nm)
Xeon EC5539 's Advantages
Higher specification of memory (1333 vs 3)
Lower TDP (65W vs 115W)

Score

Intel Xeon E5 2665
VS
Xeon EC5539

General Parameters

Mar 2012
Release Date
Feb 2010
Intel
Manufacturer
Intel
Server
Type
Server
Sandy Bridge-EP
Core Architecture
Jasper Forest
Intel Socket 2011
Socket
Intel Socket 1366
N/A
Integrated Graphics
N/A
Xeon E5 (Sandy Bridge-EP)
Generation
Xeon(Jasper Forest)

Package

2.27 billions
Transistor Count
-
32 nm
Manufacturing Process
45 nm
115 W
Power Consumption
65 W
Intel
Foundry
Intel
435 mm²
Die Size
263 mm²

CPU Performance

2.4 GHz
Performance Core Base Frequency
2.266 GHz
3.1 GHz
Performance Core Turbo Frequency
0
8
Total Core Count
4
16
Total Thread Count
8
100 MHz
Bus Frequency
133 MHz
24.0
Multiplier
17.0
64 K per core
L1 Cache
64 KB per core
256 K per core
L2 Cache
256 KB per core
20 MB shared
L3 Cache
4 MB shared
No
Unlocked Multiplier
No
2
SMP
2

Memory Parameters

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

Miscellaneous

3
PCIe Version
2

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