Home Comparison Xeon L5645 vs Intel Xeon E5 2658

Xeon L5645 vs Intel Xeon E5 2658

Xeon L5645
VS
Intel Xeon E5 2658
Intel Xeon L5645
Intel Xeon E5-2658
We compared two server CPUs: Xeon L5645 with 6 cores 2.4GHz and Intel Xeon E5 2658 with 8 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Xeon L5645 's Advantages
Higher specification of memory (1333 vs 3)
Higher base frequency (2.4GHz vs 2.1GHz)
Lower TDP (60W vs 95W)
Intel Xeon E5 2658 's Advantages
Released 1 years and 1 months late
Newer PCIe version (3 vs 2)
Larger L3 cache size (20MB vs 12MB)

Score

Xeon L5645
VS
Intel Xeon E5 2658

General Parameters

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

Package

1.17 billions
Transistor Count
2.27 billions
32 nm
Manufacturing Process
32 nm
60 W
Power Consumption
95 W
Intel
Foundry
Intel
239 mm²
Die Size
435 mm²

CPU Performance

2.4 GHz
Performance Core Base Frequency
2.1 GHz
2.933 GHz
Performance Core Turbo Frequency
2.4 GHz
6
Total Core Count
8
12
Total Thread Count
16
133 MHz
Bus Frequency
100 MHz
18.0
Multiplier
21.0
64 KB per core
L1 Cache
64 K per core
256 KB per core
L2 Cache
256 K per core
12 MB shared
L3 Cache
20 MB shared
No
Unlocked Multiplier
No
2
SMP
2

Memory Parameters

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

Miscellaneous

2
PCIe Version
3

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