Find differences below (The 910 is the same as the 205 (USA/EUR):
Philips consumer CD-i players
Version Shell IR NV-RAM DVC I/O DO CDM PCB
CDI 205/00 1st RC5 8 KB 9141 A - 9 Mini-MMC
CDI 210/00 1st RC6 8 KB 9141 A - 9 Mono-I
CDI 210/20 1st RC6 8 KB 9141 A - 9 Mono-II
CDI 210/40 2nd RC6 8 KB 9956 B - 12.4 Mono-III
CDI 210/60 2nd RC6 8 KB installed B - 12.1 Mono-IV
CDI 220/00 1st RC5/6 8 KB 9141 A - 9 Mini-MMC
CDI 220/20 2nd RC6 32 KB 9141 A - 9 Mono-I
CDI 220/40 2nd RC6 32 KB 9141 A - 9 Mono-II
CDI 220/60 2nd RC6 32 KB 9956 B Yes 12.4 Mono-III
CDI 220/80 2nd RC6 32 KB installed B Yes 12.1 Mono-IV
CDI 450/00 2nd - 8 KB 9956 C - 12.1 Roboco
CDI 470/00 2nd RC6 8 KB 9956 B - 12.1 Mono-IV
CDI 470/20 2nd RC6 8 KB installed B - 12.1 Mono-IV
CDI 490/00 2nd RC6 32 KB installed B - 12.1 Mono-IV
CDI 550/00 2nd - 8 KB installed C - 12.1 Roboco
CDI 740/00 2nd 6 32 KB installed D Yes 12.1 Mono-IV
FW380i/00 2nd - 8 KB 9956 C - 12.4 Mono-III
FW380i/20 2nd - 8 KB installed C - 12.4 Mono-III
21TCDI30/00 2nd 6 8 KB installed A - Roboco
(Source: ICDIA), check the page
here