VR-Zone has managed to find out Nvidia is planning a GeForce 9800M GTS refresh codenamed NB9E-GT1 and a new GeForce 9800M GT codenamed NB9E-GS1 based on 55nm G94b architecture.

Both GeForce 9800M GTS and 9800M GT have 1GB of GDDR3 memories onboard. Interestingly, the GeForce 9650M GT codenamed NB9P-GT is actually a 55nm G96b.

Nvidia 55nm Mobile Graphics Cards Unveiled