CPUs

AMD Athlon II X4 631 (100 W) vs AMD Athlon II X4 650 Full Specs

4 Cores
4 Threads
2.6GHz
4 Cores
4 Threads
3.2GHz
TDP
100W
TDP
95W
Bandwidth
29.9GB/s
DDR3
Bandwidth
21.3GB/s
·
Socket
Socket

4 Cores
4 Cores
4 Threads
4 Threads

Base Clock
2.6GHz
Base Clock
3.2GHz
Overclocking
Locked
Overclocking
Locked

L1i
64KB
L1i
64KB
L1d
64KB
L1d
64KB
L2
1MB
L2
512KB

Type
DDR3
Type
·
Max Memory
32GB
Max Memory
32GB
ECC
No
ECC
No
Channels
2
Channels
2
Bus Width
128-bit
Bus Width
128-bit
Speed
1866MT/s
Speed
1333MT/s
Bandwidth
29.9GB/s
Bandwidth
21.3GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
29.9GB/s
Bandwidth Calculator
Channels
Transfer Rate
··
21.3GB/s

TDP
100W
TDP
95W
Voltage Range
-
Voltage Range
-

Bus Type
UMI
Bus Type
HT
Bus Config
4 lanes
Bus Config
16-bit
Bus Speed
4GT/s
Bus Speed
4GT/s
Bus Bandwidth
2GB/s
Bus Bandwidth
8GB/s

Manufacturer
Manufacturer
ISA
x86-64
ISA
x86-64
Architecture
Architecture
Family
Family
Branding
Athlon II 2009 branding
Branding
Athlon II 2009 branding
Codename
Llano
LynxDie
Codename
Propus
-
Market Segment
Desktop
Market Segment
Desktop
Release Date
Aug 17, 2011
Release Date
Jun 1, 2011

Foundry
GlobalFoundries
Foundry
GlobalFoundries
Fabrication Node
32nm
Fabrication Node
45nm
Die Size
228mm²
Die Size
169mm²
Transistor Count
1.2 Billion
Transistor Count
300 Million
Transistor Density
5 MTr/mm²
Transistor Density
2 MTr/mm²