I don't know, Dreamcast's looks pretty good, I prefer it but PS2's was bigger:
DC:
AeroWings
AirForce Delta
Blue Stinger
CART Flag to Flag
Expendable
The House of the Dead 2
Hydro Thunder
Monaco Grand Prix
Mortal Kombat Gold
NFL 2K
NFL Blitz 2000
Pen Pen TriIcelon
Power Stone
Ready 2 Rumble Boxing
Sonic Adventure
Soulcalibur
TNN Motorsports Hardcore Heat
Tokyo Xtreme Racer
TrickStyle
PS2:
Armored Core 2
DOA2: Hardcore
Dynasty Warriors 2
ESPN International Track & Field
ESPN Winter X Games Snowboarding
Eternal Ring
Evergrace
FantaVision
Gungriffon Blaze
Madden NFL 2001
Midnight Club: Street Racing
NHL 2001
Orphen: Scion of Sorcery
Q-Ball: Billiards Master
Ready 2 Rumble Boxing: Round 2
Ridge Racer V
Silent Scope
Smuggler's Run
Street Fighter EX3
Summoner
Swing Away Golf
Tekken Tag Tournament
TimeSplitters
Unreal Tournament
Wild Wild Racing
X-Squad
These are probably two of the best.