KONAMI M2 HARDWARE
- ^* I0 W0 p: v# M4 p# H1998KONAMI就相继公布了基于M2互换机版的街机游戏开发.曾经在3D技术上吃了不少亏的KONAMI此时已经在硬件和软件技术上走到了业界前列。5 t7 M0 ~! H8 s0 T k- _
0 l; X7 g4 f' h; r, i PMain CPU : 2 x IBM PowerPC 602 EMPPC602FB66
% `1 } k/ H5 M6 y+ F1 k5 x( q H' ECustom ASICs - s% M& t5 @: |7 X# D s" \* p/ ^
BDA:
, ]' c' y: |( \3 X/ M8 n, P; ~Memory control, system control, and video/graphic control
0 H0 r6 E ~; u' ?1 _2 WFull triangle renderer including setup engine, MPEG-1 decoder hardware, DSP for audio and various kinds of DMA control and port access
" k9 L1 K% F# [' y3 o5 B; ^Random access of frame buffer and z-buffer (actually w-buffer) possible at the same time
# e) A* W1 s# j1 P& {CDE: Power bus connected to BDA and the two CPUs, "bio-bus" used as a low-speed bus for peripheral hardware
$ D: q/ N9 q5 \2 b% I8 v ORenderer capabilities: n3 S( ?1 K/ G
1 million un-textured triangles/s geometry rate
9 x3 _) n) w4 `8 d: K7 h100 million pixels/s fill rate 9 Q- h. w/ Q- }7 K; J9 b
reportedly 700,000 textured polygons/s *without* gouraud shading or additional effects
' I7 h% p) w8 a7 n& x! G8 i& s( G; dreportedly 300,000 to 500,000 textured polygons/s *with* gouraud shading, lighting and effects 0 h' Q% ~; Y9 ] A+ r4 \! W
Shading: flat shading and gouraud shading, texture mapping, decal, modulation blending, tiling (16K/128K texture buffer built-in) 2 m7 [, i4 l, K
Hardware z-buffer (16-bit) (actually a block floating point with multiple (4) range w-buffer), object-based full-scene anti-aliasing, alpha channel (4-bit or 7-bit) 8 w Z/ e( h$ q
Resolution : 320x240 to 640x480 resolution at 24-bit color
3 @' l, J( h; \! ?Sound hardware - 16-bit 32-channel DSP at 66 MHz (within BDA chip)
0 J6 c9 ]* r& J7 q \ ]6 RMedia - Quad-speed CD-ROM drive (600 KB/s)
" d0 m1 e# k0 n( X$ ^) ^RAM - Unified memory subsystem with 8 MB/s, 64-bit bus resulting in peak 533 MB/s bandwidth, Average access 400 MB/s.
) u9 a \7 B6 F* sFull Motion Video - MPEG-1
4 l9 j# S# K" {! j+ XWritable Storage - Memory cards from 128 KiB to 32 MiB . u) p4 F) g+ ~/ A
Expansion Capabilities - 1 PCMCIA port (potentially used for Modems, Ethernet NICs, etc.) ! g8 R8 B' i! W6 s9 p' M
Roms : 8x CD Rom LW and Rom Bios
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