GTX 950 should be good enough for regular usage, watching videos and such. It should be ok with a lot of casual and indie games. A lot of older games will run perfectly fine with it.
CLOCK SPEEDS
base clock
1076 mhz
boost clock
1253 mhz
memory clock
1653 mhz
6.6 gbps effective
MEMORY
memory size
2 gb
memory type
gddr5
memory bus
128 bit
bandwidth
105.8 gb/s
GRAPHICS FEATURES
directx
12 (12_1)
opengl
4.6
opencl
3.0
vulkan
1.3
cuda
5.2
shader model
6.4
BOARD DESIGN
slot width
dual-slot
length
211 mm
8.3 inches
tdp
90 w
suggested power supply unit
250 w
outputs
1x dvi
1x hdmi 2.0
1x vga
power connectors
1x 6-pin