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战斗力 鹅
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注册时间 2004-7-10
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It's not a GeForce, it's a GoForce 3D 4500……
PSP看来也不必独孤求败了哈
http://www.nvidia.com/page/goforce_3d_4500.html
GoForce 3D 4500 Technical Specifications
GoForce 3D Technology
OpenGL® ES / MD3D compliant
Geometry processor
Programmable pixel shader
Bilinear/trilinear texture filtering
Supports fixed & floating point data
Intelligent power management
128-bit memory interface
40-bit color pipeline
6 simultaneous textures
Signed overbright color
8 surfaces (color, Z, texture 1-6)
Over 1 million drawn triangles/second
MPEG-4 and H.263 Hardware Codec
CIF encode or decode at 30fps
Full duplex 30fps @ CIF
MPEG-4 simple profile, Level 1, 2, 3
H.263 support
MPEG-4 post-processing including de-blocking and de-ringing filters, color space conversion, and image scaling
JPEG Hardware Codec
Encode and Decode of 3MP image
Motion JPEG capture/playback for VGA resolution at up to 30fps
Composite, framing, and overlay
Thumbnail support
High-Resolution Color Display
Support for up to VGA (640 x 480) LCD
Dual LCD support
18-bpp panel support
SD/SDIO Host Controller
1 bit and 4 bit SD/SDIO for storing JPEG and MPEG-4 files
MMC card support
Support for storage, Wi-Fi, or Bluetooth cards
Video Input
Up to 3MP camera module support
ITU-R 656-compliant 8-bit interface
Horizontal scaling with horizontal averaging and low-pass filtering
Vertical averaging
Serial peripheral interface (SPI) bus for camera control & programming
YUV422 to RGB565 color space conversion
Fine-grained digital zoom, up to 8x
64-bit 2D Graphics Acceleration
BitBlt with 256 3-operand raster operations
Video scaling with range of 8x expansion to 1/60th contraction
Mono and solid pattern
Mono-to-color expansion
Mono source/pattern transparency
Destination read/write color transparency
All angle (Bresenham) line draw
Rectangle fill YUV422 to RGB565 color space conversion
Fine-grained digital zoom, up to 8X 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 bit/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 75 popular LCDs
Graphics Controller
Hardware rotation (90°, 180°, 270°)
Flip and mirror
Partial display support
Triple 6-bit look-up-table
Overlay support
32-bit Flexible Host Bus Interface
Indirect and direct addressing support
8/16/32-bit asynchronous interface to CPUs
Burst mode support
Fixed and variable latency host bus
Clock Options
On-chip oscillator for 2 to 6MHz crystals
Digital bypass mode for external clock sources (e.g. baseband or CPU)
Low-power relaxation oscillator
On-chip PLL with VCO range of 50MHz to 100MHz
Advanced Power Management
Fully-static CMOS technology
Low-leakage 0.15 micron process
Individual module enables
Automatic shut-off of unused pipeline stages
Packaging & Power
168-pin BGA, 12 x 12mm, 0.65mm ball spacing, 1.2mm height (GoForce 4000 compatible)
JTAG boundary scan
1.425-1.575V core, 1.71V to 3.60V I/O |
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发表于 2004-9-23 22:47
