CPUs

Intel Core 2 Quad Q9500 vs Intel Core 2 Quad Q6400 Full Specs

4 Cores
4 Threads
2.83GHz
4 Cores
4 Threads
2.13GHz
TDP
95W
TDP
105W
Socket
Socket

4 Cores
4 Cores
4 Threads
4 Threads

Base Clock
2.83GHz
Base Clock
2.13GHz
Overclocking
Locked
Overclocking
Locked

L1i
32KB
L1i
32KB
L1d
32KB
L1d
32KB
L2
6MB shared
L2
8MB shared

ECC
-
ECC
-

TDP
95W
TDP
105W
T-Case
71.4°C Max
T-Case
-
Voltage Range
-
Voltage Range
-
Included Cooler
1
Included Cooler
1

Bus Type
FSB
Bus Type
FSB
Bus Config
64-bit
Bus Config
64-bit
Bus Speed
1.333GT/s
Bus Speed
1.066GT/s
Bus Bandwidth
10.7GB/s
Bus Bandwidth
8.5GB/s

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Core 2 Quad 2009 branding
Branding
Core 2 Quad 2007 branding
Codename
Yorkfield-6M
Codename
Kentsfield
Market Segment
Desktop
Market Segment
Desktop
Release Date
Jan 1, 2010
Release Date
Jan 8, 2007

Foundry
Intel
Foundry
Intel
Fabrication Node
45nm
Fabrication Node
65nm
Die Size
164mm²
Die Size
286mm²
Transistor Count
456 Million
Transistor Count
582 Million
Transistor Density
3 MTr/mm²
Transistor Density
2 MTr/mm²