| OEM part number | Sega part number | Taiwan clones | Description |
|---|---|---|---|
| Yamaha YM7101 | 315-5313 | TA-06(W,WA),SE-93,PCS8290 | Video Display Processor |
| Yamaha FC1001 | 315-5313 | - | Video Display Processor, die shrink |
| Yamaha YM6045B | 315-5308 | - | Bus arbiter |
| Yamaha YM6045C | 315-5364 | TA-04 | Bus arbiter + EDCLK/PSRAM fix |
| Yamaha YM6046 | 315-5309 | TA-05 | IO chip |
| Yamaha YM2612 | 313-5089 | TA-07,SE-95,PCS8593 | FM synth(NMOS) |
| Yamaha YM3438 | - | - | FM synth(CMOS) |
| NEC UPD65005-302 | 315-5339 | - | EDCLK |
| NEC UPD(?) | 315-5345 | - | EDCLK+PSRAM fix |
| OEM part number | Sega part number | Taiwan clones | Description |
|---|---|---|---|
| NEC UPD(?) | 315-5402 | - | Bus arbiter + IO chip + EDCLK/PSRAM fix + TMSS |
| NEC UPD92271-001 | 315-5433 | SE-94,PCS8492 | Bus arbiter + IO chip + EDCLK/PSRAM fix + TMSS |
| Yamaha FC1004 | 315-5487,315-5660,315-5708 | MD33, GO-ONE, PCS(?) | VDP + FM + Bus arbiter + IO chip + EDCLK/PSRAM fix + TMSS |
| Yamaha FF1004 | 315-5700 | - | VDP + FM + Bus arbiter + IO chip + EDCLK/PSRAM fix + TMSS |
| Toshiba TC6158AF | 315-5685 | - | VDP (Broken) + Bus arbiter + IO chip + EDCLK/PSRAM fix + TMSS |
| Toshiba T9N13BF | 315-5786 | - | VDP + Bus arbiter + IO chip + EDCLK/PSRAM fix + TMSS |
| Yamaha FJ3002 | 315-5960 | - | All in one, classic memory controller |
| Yamaha FQ8007 | 315-6123 | - | All in one, sdram memory controller |
TBD.