Gigabyte

Model : GV-N1030D5-2GL
GPU : GeForce® GT 1030
Gpu Clock : 1151 MHz (Oc up to 1379 MHz)
CUDA Core : 384
Video Memory: GDDR5 2GB
Memory Interface: 64 bit
Memory Clock : 6008 MHz
Bandwidth : 48.06 GB/s
Bus Interface : PCIe 3.0 x4
Power Connectors : –
Max Multi display : 2
Output: DVI , HDMI
TDP : 30 W

Model : GV-N75TD5-2GI
GPU : GTX750 Ti
Gpu Clock : 1020 MHz (Oc up to 1085 MHz)
CUDA Core : 640
Video Memory: GDDR5 2GB
Memory Interface: 128 bit
Memory Clock : 5400 MHz
Bandwidth : 86.40 GB/s
Bus Interface : PCIe 3.0 x16
Power Connectors : –
Max Multi display : 4
Output: 2xDVI , 2xHDMI
TDP : 60 W

Model : GV-N660OC-3GD
GPU : GT660
Gpu Clock : 1033 MHz (Oc up to 1098 MHz)
CUDA Core : 960
Video Memory: GDDR5 3GB
Memory Interface: 192 bit
Memory Clock : 6008 MHz
Bandwidth : 144.2 GB/s
Bus Interface : PCIe 3.0 x16
Power Connectors : 1x 6-pin
Max Multi display : 4
Output: 2xDVI , HDMI , DisplayPort
TDP : 140 W

Model : GV-N65TOC-2GI
GPU : GT650 TI
Gpu Clock : 928 MHz (Oc up to 1032 MHz)
CUDA Core : 768
Video Memory: GDDR5 2GB
Memory Interface: 128 bit
Memory Clock : 5400 MHz
Bandwidth : 86.40 GB/s
Bus Interface : PCIe 3.0 x16
Power Connectors : 1x 6-pin
Max Multi display : 4
Output: 2xDVI , HDMI , D-Sub
TDP : 110 W

Model : GV-N640D5-1GL
GPU : GT640
Gpu Clock : 1046 MHz
CUDA Core : 384
Video Memory: GDDR5 1GB
Memory Interface: 64 bit
Memory Clock : 5008 MHz
Bandwidth : 40.06 GB/s
Bus Interface : PCIe 2.0 x8
Power Connectors : –
Max Multi display : 2
Output: DVI , HDMI , D-Sub
TDP : 49 W