KONAMI M2 HARDWARE
) f x; ~3 }! i$ c# H: V' k; K) O1998KONAMI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。
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Main CPU : 2 x IBM PowerPC 602 EMPPC602FB66
8 C( Y* ?- r& k. ]Custom ASICs
8 v* K! P/ I! RBDA:
' x( J4 y5 d& u! R: ]8 _Memory control, system control, and video/graphic control + X( {6 x9 K; C; [5 W9 r
Full triangle renderer including setup engine, MPEG-1 decoder hardware, DSP for audio and various kinds of DMA control and port access
( A$ |2 ^' U% U, ]Random access of frame buffer and z-buffer (actually w-buffer) possible at the same time $ m) } I% m. W3 M ^: s
CDE: Power bus connected to BDA and the two CPUs, "bio-bus" used as a low-speed bus for peripheral hardware * f: g- r3 o( z2 ` G" o/ F4 l: ~
Renderer capabilities:
* m* l5 ]5 I5 ?+ o2 G; X1 million un-textured triangles/s geometry rate / }5 Y6 P- l6 P# ?
100 million pixels/s fill rate 8 T$ w/ o8 A4 ]% g0 g
reportedly 700,000 textured polygons/s *without* gouraud shading or additional effects / @/ C) b! i% ?- q
reportedly 300,000 to 500,000 textured polygons/s *with* gouraud shading, lighting and effects
+ H+ Q$ v( r+ v, _1 {8 j, L8 qShading: flat shading and gouraud shading, texture mapping, decal, modulation blending, tiling (16K/128K texture buffer built-in) 8 j( r9 G X. b) g
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) . G s% k9 |0 u* A
Resolution : 320x240 to 640x480 resolution at 24-bit color
5 P' M0 U% v5 @( Z' GSound hardware - 16-bit 32-channel DSP at 66 MHz (within BDA chip) ( V" K. v$ Z7 s
Media - Quad-speed CD-ROM drive (600 KB/s) 9 S# U6 X3 Y2 C8 w L% l
RAM - Unified memory subsystem with 8 MB/s, 64-bit bus resulting in peak 533 MB/s bandwidth, Average access 400 MB/s.
# ^, X7 `$ d% ^( ZFull Motion Video - MPEG-1 1 x" I# f# n2 ?. I8 W
Writable Storage - Memory cards from 128 KiB to 32 MiB # p' L2 _/ A% y
Expansion Capabilities - 1 PCMCIA port (potentially used for Modems, Ethernet NICs, etc.) 5 M: M9 x3 f0 D5 I- H
Roms : 8x CD Rom LW and Rom Bios + n7 }+ V3 U2 ^# Y+ n* H2 S
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