Prime Grid compatible GPU list
For PPS Sieve and GCW Sieve:
NVidia
All 8xxx series
All 9xxx series
All G/GT/GTS 1xx series
All GT/GTS/GTX 2xx series
All G/GT 3xx series
All GT/GTS/GTX 4xx series
All GT/GTS/GTX 5xx series
Quadro FX series (370, 370LP, 380, 380LP, 570, 580, 1700, 1800, 3700, 3800, 4600, 4600 SDI, 4700, 5600, 5600 SDI, 4800, 5800)
Quadro Fermi-based (600, 2000, 4000, 5000, 6000)
Quadro CX
Quadro VX-200
Quadro NVS (290, 295, 300, 420, 450)
All Tesla
(* includes mobile cards from these series)
(** requires 256mb cards or higher)
ATI
All HD4xxx series
All HD5xxx series
All HD6xxx series
(* includes mobile cards from these series, but note that OEM drivers may limit compatibility)
(** requires 256mb cards or higher)
(*** requires OpenCL support)
For GFN prime search on PRPnet:
(* requires double precision capability)
NVidia
All GTX 2xx series
All GT/GTS/GTX 4xx series
All GT/GTS/GTX 5xx series
Quadro FX series (3800, 4800, 5800)
Quadro Fermi-based (600, 2000, 4000, 5000, 6000)
Quadro CX
All Tesla (except C870, D870, S870)
ATI
No cards currently supported due to no client software (several models have DP capability)