Please Help

[newyork254]

I need help choosing the right cpu for my computer as I am a little confused of all these choices.
So I have a Compaq Presario CQ5320F.

Motherboard
M2N68-LA (Narra6)
Manufacturer: Pegatron
Form factor: microATX - 24.4 cm (9.6 inches) x 24.4 cm (9.6 inches)
Chipset: NVIDIA GeForce 6150SE nForce 430
Memory sockets: 2 x DDR3
Front side bus speeds: 2000MT/s (2.0 GT/s)
Processor socket: AM3
Expansion Slots:
1 PCI Express x16 slot for graphics card
2 PCI Express x1 slots
1 PCI slot

Processor
AMD Athlon II X2 240
Figure 2: AMD Athlon II logo
Image of AMD logo
Operating speed: Up to 2.8 GHz
Number of cores: 2
Socket: AM3
Bus speed: 4000 MHz HT3 (clocked down to 2000 MHz)
Processor upgrade information
Motherboard supports the following processor upgrades:
Socket type: AM3
TDP: 95 watt
AMD Phenom II X4 9xx/9xxe/8xx Quad-Core (Deneb)
AMD Phenom II X3 7xx/7xxe Triple-Core (Heka)
AMD Phenom II X2 5xx (Callisto)
AMD II Athlon X4 6xx/6xxe (Propus)
AMD II Athlon X3 4xx/4xxe (Rana)
AMD II Athlon X2 2xx/2xxe (Regor)
AMD Sempron 1xx (Sargas)

Memory
3 GB
Amount: 3 GB
Speed: PC3-10600 MB/sec (message as PC3-8500)
Memory upgrade information
Dual channel memory architecture
Two DDR3 DIMM (240-pin) sockets
Supported DIMM types:
PC3-8500 (DDR3-1066)
PC3-10600 (DDR3-1333)
Non-ECC memory only, unbuffered
Supports 2GB DDR2 DIMMs
Supports up to 4 GB* on 32 bit PCs
*32-bit operating systems cannot address a full 4.0 GB of memory.

I want to upgrade my processor to the AMD Phenome II x4 quad core but I do not know which one is the best one for me. I want the fastest one there the price is no matter. Any more info please ask me i will get it as soon as possible.

[gshv]

The fastest 95 Watt Phenom II X4s are 960 (HDX960WFK4DGM) and B99. Finding the X4 960 would be a challenge, but the B99 with the same specs is available on eBay:

http://www.ebay.com/itm/AMD-Phenom-II-X-4-B99-3-3-GHz-HDXB99WFK4DGM-647012-001-CADDC-AC-Processor-/271257947464

Another option is to get slightly slower Phenom II X4 955 with part number HDX955WFK4DGM. It will be quite a bit cheaper.

Gennadiy