Dell Inspiron 15R (N5110, Early 2011) - Manual (Page 91)

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Specifications
Video
Discrete:
Video
controller AMD Radeon HD 6470M
/7450M
NVIDIA GeForce GT 525M
Video
memory 512 MB/1 GB DDR3
UMA:
Video
controller Intel HD Graphics 3000
Video
memory up to 1.6 GB of shared
memory
Camera
Camera
resolution 1.0 megapixel
Camera type widescreen HD
Video resolution 1280 x 720
Display
Type 15.6-inch HD WLED with
TrueLife
Dimensions:
Height 193.54 mm (7.62 inches)
Width 344.23 mm (13.55 inches)
Diagonal 396.42 mm (15.60 inches)
Maximum
resolution 1366 x 768
Refresh rate 60 Hz
Operating
angle 0° (closed) to 135°
Horizontal
viewing angle 40/40
Vertical
viewing angle 15/30 (H/L)
Pixel pitch 0.252 mm x 0.252 mm