Standalone OPLs
Sound Blaster Pro 1.0
Earliest Sound Blaster Pro has 2 OPL2s, it supports stereo like successor but with hardpanned OPL2: one for Left output and one for Right output.
PC-FXGA
PC-FX, SuperGrafx on steroids, Released at December 1994 in NEC.
PC-FXGA is PC add-on card version of PC-FX for IBM PC and PC-98. It's released at 1995 with 3D acceleration - it lacks at original PC-FX console.
SAAYM
Modern CMS/Game Blaster Compatible PC ISA sound card with YM2151 addon. Commander X16 will be use its configuration but SAA in X16 is finally replaced to VERA.
Seta 1 + FM Addon
X1-010 and YM3438, Both driven by Z80. Ultra Toukon Densetsu used this configuration.
cam900