We and our partners use cookies to give you the best online experience, including to personalise advertising and content. Data about your interaction with this site and the ads shown to you may be shared with companies involved in the delivery and/or personalisation of ads on this site and elsewhere online.

Compare 3 products

Close
Intel Core 2 Duo E8400 Cpu
Intel Core 2 Duo E8400
Close
Intel Q8400 Cpu
Intel Q8400
Close
Intel Xeon L5420 Cpu
Intel Xeon L5420
Editiorial reviews
1
1 editorial reviews
HotHardware takes an in depth look at the Intel Core 2 Quad Q8400, affordable 45nm quad-core processor.Read more
Read editorial reviews
User rating
37
4.2 out of 5
37 user ratings
5 stars
32 %
4 stars
56 %
3 stars
10 %
2 stars
0 %
1 stars
0 %
38
4.2 out of 5
38 user ratings
5 stars
34 %
4 stars
50 %
3 stars
15 %
2 stars
0 %
1 stars
0 %
41
4.1 out of 5
41 user ratings
5 stars
36 %
4 stars
41 %
3 stars
21 %
2 stars
0 %
1 stars
0 %

General

Processor socketLGA 775LGA 775LGA 771
Component forPC
N/A
Server/Workstation
Operating modes64-bit64-bit64-bit

Processor

Clock speed3.0 GHz2.66 GHz2.5 GHz
Number of cores244
Number of threads244
Thermal Design Power (TDP)65.0 W95.0 W50.0 W
Processor lithography0.0 in0.0 in0.0 in
Bus typeFSBFSBFSB
Bus speed1333.0 MHz
N/A
1333.0 MHz
Idle statesyesyesyes

Memory

Cache6 MB4 MB12 MB
Cache typeL2L2L3

Features

Thermal monitoring technologiesyesyesyes
Execute disable bityesyesyes

Power

VID voltage range0.8500 - 1.36250.85 - 1.3625< 1.35

Often compared with Intel Core 2 Duo E8400

Intel Core 2 Duo E8400 Cpu
Intel Core 2 Quad Q6600
IntelCore 2 Duo E8400
IntelCore 2 Quad Q6600
Intel Core 2 Duo E8400 Cpu
AMD Athlon II X2 250
IntelCore 2 Duo E8400
AMDAthlon II X2 250
Intel Core 2 Duo E8400 Cpu
Intel Q8400
IntelCore 2 Duo E8400
IntelQ8400

Often compared with Intel Q8400

Intel Q8400 Cpu
Intel Core 2 Duo E8400
IntelQ8400
IntelCore 2 Duo E8400