Sony PSP is considered the world's first hand-held video game system

The Sony PlayStation Portable (PSP) is a hand-heldGraphics Unit. The system's CPU contains 16 KiB
gaming console released by Sony Computerof two-way set associative instruction cache and
Entertainment. The PSP is considered the world'sdata cache memories. The unit is capable of
first hand-held video game system which hasrendering 33 million flat-shaded polygons per
used an optical disc format. The unit is equippedsecond with a file rate of 664 pixels per second.
with gaming-oriented controls like the PlayStationThe PSP is able to play back movies on a
face buttons, two shoulder buttons, a digitalUniversal Media Disk (UMD) format and its Image
4-directional pad, screen brightness, music settingsViewer displays a variety of image formats like
and "Home" button for accessing the system'sJPEG, Bitmap and PNG.
main menu.The unit's main menu interface consists of a
The unit is currently available in seven colours. Thehorizontal sequence of icons which shows a
unit's 166 MHz graphics chip has 2MiB embeddedvertical sequence of sub-icons when highlighted.
memory that provides for hardware polygon &Interestingly enough, any videos downloaded to
NURBS rendering, environment projection &the PSP can be viewed through a streaming USB
texture mapping, clipping, texture compression &connection to any Xbox 360 or PlayStation 3
tessellation and dithering, all in 16 or 24 bit colour.which then makes them viewable on a television.
The PSP weighs 280 gm (including the battery)The unit can be connected to a wireless network
and measures 170 mm x 74 mm x 23 mm. It isthrough Wi-Fi IEEE 802.11b. This allows PSP players
equipped with a TFT LCD screen which is capableto create a local network of multi-player
of displaying 16.77 million colours with a resolutiongame-play and also allows them to connect to the
of 482 x 272 pixels.Internet.
The system has 32 MiB main RAM and 4MiB ofSony Playstation 3
eDRAM out of which 2MiB is dedicated to theAlice Erin is an Expert Author.