Dell xps 420 q9350 64 bit vista home premium 8 gig memory limitation

[asjank]

Can any one explain why Dell claims/won't support memory greater than 8gigs for this system

 

[asjank]

Can any one explain why Dell claims/won't support memory greater than 8gigs for this system

Correction: CPU is q9450

 

[rand_79]

If I had to guess I'd say it has 4 memory slots, and they support
using 4 2GB dimms

4x2=8GB