Intel P45

The P45 Express (codenamed Eaglelake) is a mainstream desktop computer chipset from Intel released in Q2 2008. The first mainboards featuring the P45 chipset were shown at CeBIT 2008.^[4][5][6][7]

Intel P45 Express

Codename(s)	Eaglelake
CPU supported	Core 2 (Quad, Duo, Extreme) Dual-Core Pentium Celeron (Core architecture)
Socket supported	LGA 775
Fabrication process	65 nm[1]
TDP	22 W[2]
Southbridge(s)	ICH10
Miscellaneous
Release date(s)	June 5, 2008[3]
Predecessor	P35 (Bearlake)
Successor	P55 Express (for Core i5 CPUs)

P45 Block Diagram

The P45 Express chipset supports Intel's LGA 775 socket and Core 2 Duo and Quad processors. It is a 65 nm chipset, compared to the earlier generation chipsets (P35, X38, X48) which were 90 nm.^[8]

Features

• 1333/1066/800 MT/s front-side bus (FSB), most motherboard manufacturers claim support up to 1600 MT/s.
• PCI Express 2.0, 1 ×16 or 2 ×8 in CrossFire configuration.
• Dual-channel DDR2 memory
  • up to 16 GiB addressable memory; officially up to 800 MHz, most motherboard manufacturers claim support up to 1200 MHz
• Dual-channel DDR3 memory
  • up to 8 GiB addressable memory; officially up 1066 MHz, most motherboard manufacturers claim support up to 1333 MHz
• ICH10 / ICH10R southbridge
• Supports 45 nm processors

See also

• List of Intel chipsets

References

1. "Intel talks P45, G45 and X48". bit-tech.net. March 7, 2008.
2. "Intel 4 Series Chipset Thermal and Mechanical Design Guidelines" (PDF). Intel. June 2008.
3. "Intel to delay P45 chipset to mid-June". Digitimes. March 28, 2008.
4. "MSI Shows off P45 Boards". Tom's Hardware UK. March 7, 2008. Archived from the original on July 19, 2011. Retrieved March 9, 2008.
5. "Gigabyte Boards with P45 Chipset". Tom's Hardware UK. March 6, 2008. Archived from the original on July 19, 2011. Retrieved March 9, 2008.
6. "Abit still ain't dead". Tom's Hardware UK. March 6, 2008. Archived from the original on July 19, 2011. Retrieved March 9, 2008.
7. "Asustek And Gigabyte Gear Up For Intel P45 Chipset Launch". Tom's Hardware US. May 14, 2008.
8. "Nehalem goes mainstream in Q4 2009". Fudzilla. May 19, 2008. Archived from the original on May 28, 2012. Retrieved November 20, 2011.

External links

• P45 Express Chipset
• 82P45 Memory Controller Hub
• Intel P45 Express Chipset Overview