Toshiba P25 manual Hardware Overview System Unit

1 Hardware Overview 1.2 System Unit

Memory

•System DRAM

•Two JEDEC standard 200-pins SO-DIMM memory support +2.5V 64/128/256MB/512MB.

•System & KB Combine ROM BIOS

•512KB Flash ROM

Video Subsystem

•nVIDIA NV34M Graphics Controller)

•Microsoft-DX9 & OpenGL-2.0 (with NVIDIA extensions) Graphics APIs hardware support

•50 million triangles per second setup engine

•1000 million pixels per second fill rate

•256-bit 3D and 2D graphics accelerator, with full 32/64/128-bit color with 32- bit z/stencil (24+8 bit) support

•Complete pipeline support for 128-bit color for ultimate rendering quality

•NVIDIA Accuview+ anti-aliasing technology for full Quincunx AA capability –even for high-resolution UXGA panels

•Raw Peak memory bandwidth of 8.0 GB/second

•Supports 128-bit DDR SDRAM, driven by a twin memory channel architecture, for maximizing memory bandwidth utilization to enhance rendering performance while minimizing power-consumption as well.

•DirectX and S3TC texture compression support

•AGP8x (with Fast Writes & Side-band-Signaling support) - for enhanced host interface bandwidth up-to 2.1Gbytes/second; with AGP4x, 2x support as well

•Enhanced nView+ multi-display technology supporting any combination of notebook LCD, desktop VGA monitor, DVI display or TV set; with new user & applications control & interface support capabilities

•Dual CRTC/Simultaneous Dual Display (same or different surfaces)

•Integrated dual LVDS Transmitter supporting LCD panels up to 2048x1536 @60Hz

•Integrated 400 MHz Palette-DAC for analog VGA monitors up to 2048x1536 @85Hz refresh

•Integrated NTSC/PAL TV encoder supporting resolutions up to 1024x768 without the need for panning, with built-in Macrovision(7.1.L1) copy- protection

•Integrated TMDS transmitter for Digital Visual Interface support with scaling and filtering for flat panels up to 1600x1200 @60Hz

•DVD- and HDTV-ready MPEG-2 decoding up to 1920x1080i resolutions

•Most comprehensive MPEG-2 hardware decode functionality, including Inverse Quantization,

Inverse Discrete Cosine Transform, Motion Compensation and Color-Space- Conversion

•VIP1.1 interface support for Analog Video In/Out functionality

1-6 Satellite P20-25 Series Maintenance Manual