Top-loading NeoGeo CD board.
NEO-BUF, NEO-SFT, NEO-OFC, NEO-GRC, 68k CPU, 68k RAM, Battery-backed RAM, Palette RAM, Z80 CPU, YM2610, DRAM, VRAM, LC8953, LC89515, NEO-MGA, NEO-SUD, NEO-VOC, Clock, System ROM, PSRAM, LO ROM
