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