KONAMI M2 HARDWARE v( ]6 ?; R! y) J* C% Z9 f4 K
1998KONAMI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 a6 P7 G& ?; c0 S$ |6 p$ ?
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Main CPU : 2 x IBM PowerPC 602 EMPPC602FB66
U9 {/ S2 F' M3 `Custom ASICs
: J9 G _4 N" f: f6 n5 gBDA:
0 j5 h1 v. \6 |9 R n3 x9 SMemory control, system control, and video/graphic control , c- s0 S! z8 k
Full triangle renderer including setup engine, MPEG-1 decoder hardware, DSP for audio and various kinds of DMA control and port access 7 |' d# J$ q- c# `1 D( p' I( ^
Random access of frame buffer and z-buffer (actually w-buffer) possible at the same time
# D" }. D. H& [CDE: Power bus connected to BDA and the two CPUs, "bio-bus" used as a low-speed bus for peripheral hardware
& C; {* \4 u# ?, u* D1 ^; ARenderer capabilities: : F5 d* x8 j, P' w5 t7 p7 b% x( i/ L
1 million un-textured triangles/s geometry rate
) }7 |! _3 \+ L0 W$ a b" v100 million pixels/s fill rate * m5 i( O' [% V4 v' o
reportedly 700,000 textured polygons/s *without* gouraud shading or additional effects ! S7 S) n3 V* Y \: f( J. @0 y* F
reportedly 300,000 to 500,000 textured polygons/s *with* gouraud shading, lighting and effects 5 U; t* v' y9 T) j( S& M F' _$ e
Shading: flat shading and gouraud shading, texture mapping, decal, modulation blending, tiling (16K/128K texture buffer built-in)
9 |& x0 R$ @0 G8 bHardware 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)
T/ o% V! A; U4 X5 i9 u4 O; g3 pResolution : 320x240 to 640x480 resolution at 24-bit color 5 }) ?6 U8 p: u$ ^8 A
Sound hardware - 16-bit 32-channel DSP at 66 MHz (within BDA chip)
, x7 P) R" a3 B" F9 `3 D- b/ P. lMedia - Quad-speed CD-ROM drive (600 KB/s)
+ Q& b6 ~; E$ R, XRAM - Unified memory subsystem with 8 MB/s, 64-bit bus resulting in peak 533 MB/s bandwidth, Average access 400 MB/s.
% ^/ t" ]' e9 r% \& x6 ^Full Motion Video - MPEG-1 0 O5 L: ?4 j& t8 v8 C3 L0 l
Writable Storage - Memory cards from 128 KiB to 32 MiB ) F L# T0 X. V4 E$ G
Expansion Capabilities - 1 PCMCIA port (potentially used for Modems, Ethernet NICs, etc.)
, N$ {2 `/ e T0 Q6 d/ M# k% L1 nRoms : 8x CD Rom LW and Rom Bios i& |0 u0 `" B
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