Technical Specifications
NVIDIA GoForce 4800 Technical Specifications

NVIDIA GOFORCE 3D TECHNOLOGY

  • Complete setup and pixel processing in hardware
  • Programmable pixel shader
  • Transform engine
  • Multiple texture support
  • Intelligent power management
  • OpenGL® ES/MD3D-compliant
  • 128-bit memory interface
  • 40-bit color pipeline
  • Signed overbright color
  • 8 surfaces (color, Z, 6 simultaneous textures)
  • Sixteen 4-bit or one 8-bit palette
  • Bilinear/trilinear texture filtering
  • Fixed and floating point data
  • HVGA support in 3D mode

MPEG-4/H.263 HARDWARE CODEC

  • MPEG-4 encode or decode: VGA @ 30fps
  • Full-duplex MPEG-4: CIF @ 30fps
  • H.263 hardware codec
  • Encoding of rotated video
  • Post-video processing, including hardware color space conversion and image scaling
  • De-blocking and de-ringing filters to enhance the image quality during playback

JPEG HARDWARE CODEC WITH NVIDIA FOTOPACK TECHNOLOGY

  • Preview of 3MP image at 10fps or 2MP images at 15fps
  • FotoPack technology
  • Motion JPEG capture/playback for VGA resolution at up to 30fps
  • 4:2:2 JPEG encode/decode support
  • Composite, framing, and overlay
  • Thumbnail support (store both image and thumbnail in same file)
  • Programmable Q-table

HIGH-RESOLUTION COLOR DISPLAY

  • Support for VGA (640 x 480) LCD
  • Double-buffering support on HVGA
  • Dual LCD support
  • Hardware support for sub-LCD display
  • 18-bpp panel support with 262K colors

SD/SDIO HOST CONTROLLER

  • 1-bit and 4-bit SD/SDIO and mini-SD
  • Support for storage or Bluetooth cards

VIDEO INPUT

  • 3MP camera module support
  • ITU-R 656-compliant 8-bit interface
  • Horizontal scaling with horizontal averaging and low-pass filtering
  • Vertical averaging
  • Serial peripheral bus for camera control and programming
  • YUV422 to RGB888 or RGB565 color space conversion
  • Single- and double-buffering support
  • Double-buffering synchronization with graphics controller
  • Fine-grained digital zoom, up to 8X

64-BIT 2D GRAPHICS ACCELERATION

  • BitBLT with 256 three-operand raster operations
  • Mono and solid pattern
  • Mono-to-color expansion
  • Mono source/pattern transparency
  • Destination read/write color transparency
  • All angle (Bresenham) line draw
  • Rectangle fill

FLAT PANEL (LCD) INTERFACE

  • Direct interface to LCD drivers with embedded memory
  • Built-in timing generator
  • Color FRC S-STN at 4, 8, and 16 bits/clock
  • Color PWM S-STN at 9 and 12 bits/clock
  • Color TFT at 9, 12, 16, and 18 bits/clock
  • Partial pixel-per-clock mode
  • Up to 16-level FRC and up to 4-bit spatial dithering
  • CPU, RGB, Serial, NEC M-CMADS, AMLCD, LTPS, and Sharp ULC display support
  • Support for over 80 popular LCDs

GRAPHICS CONTROLLER

  • Advanced compositing with two independent surfaces for blend, overlay, and transparency
  • Hardware rotation (90°, 180°, 270°)
  • Flip and mirror
  • Partial display support (any size/position)
  • Triple 6-bit lookup table (LUT)
  • Encode predefined region of display

INTEGRATED 1280KB 128-BIT SRAM

  • 1280KB of 128-bit-wide onboard frame, video, and transaction buffers minimize external bus traffic and significantly reduce system power

32-BIT FLEXIBLE HOST BUS INTERFACE

  • Indirect and direct addressing support
  • 8/16/32-bit asynchronous interface for baseband processors (ARM based)
  • Burst mode support
  • Fixed and variable latency host bus

CLOCK OPTIONS

  • On-chip oscillator for 2MHz to 13MHz crystals
  • Digital bypass mode for external clock sources (e.g. baseband or CPU)
  • Low-power relaxation oscillator (10MHz to 25MHz +/- 20%)
  • On-chip PLL with VCO range of 20MHz to 200MHz

NPOWER - ADVANCED POWER MANAGEMENT

  • Fully static CMOS technology
  • Programmable drive strength and slew rate
  • Low-power 0.13µ process
  • Individual module enables automatic shut-off of unused pipeline stages

PACKAGING AND POWER

  • 168-pin BGA, 10 x 12mm, 0.65mm ball spacing, 1.2mm height
  • JTAG boundary scan
  • 1.425V to 1.575V core, 1.71V to 3.60V I/O



 
 
 
 
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