
Technical Specifications
for the 3DO M2 Accelerator:
- CPU : o PowerPC 602 @ 66Mhz
- 64 kbits total Instruction/Data caches (32k/32k)
- built in MMU
- SPECint92 of 40
- Single precision FPU (133 Mflops)
- Price approx. $30US in volume.
- Co-Processing:
- Graphics ASIC
- 10 custom co-processors for graphics/audio
- Graphics:
- Over 1,000,000 polygons/sec peak throughput
- 700,000 polygons/sec sustained throughput with effects
(including texture mapping, light sourcing, and MIP mapping)
- 100 million pixels/second throughput
- Destination-based texture mapping
- RLE compression/decompression
- Light sourcing
- Linear, bi-linear, tri-linear, and point sampled filtering
- MIP mapping
- Pixel-level gouraud shading and Alpha channel pixel-averaging/anti-aliasing
- 3-D perspective correction
- Hardware Z-Buffering
- MPEG-1 video decompression
- Resolution:
- 640x480 in 24bit or 16bit colour
- 320x240 in 24bit or 16bit colour
- Memory:
- 4 Megabytes memory (SDRAM/NVRAM) on base system
- 64-bit bus
- 528Mb/second bus bandwidth
- Cache coherent memory system
- 2 Megabytes ROM
- Sound:
- DSP running at 66mhz, with 2k cache
- 32 Channels with hardware decompression and interpolation
- MPEG audio decompression
- 3-D CD-quality sound
- Options:
- PCMCIA slot