Gaming what is best / most flexible card combo

[mrg9999]

If I want to run ds/gba roms, ds linux, play mp3's.

Is there a matrix showing the pros/cons of the current crop of devices.

tia

GT

 

[Xeronage]

Outstanding DS/GBA Compatability > M3 Perfect(or Simply for NDS-only)
Internal RAM for DS Linux > Most SLOT-2 Carts
Play MP3 > All

 

[Rayder]

R4 for slot1 and M3 for slot 2.

 

[Lurick]

R4 for slot1 and M3 for slot 2.

That's my plan. I've got the R4, but I'm currently kind of holding back on purchasing the M3 Perfect ... guess I'm hoping for a price drop, first. T_T