GT 640
Afterburner Overclocking Utility
Support GPU overvoltage function.
Support in-game video recording.
Support wireless control by
android/iOS handheld devices.
Support built-in DX11 effect test.
GPU Overvoltage Support
Support GPU overvoltage function by
Afterburner
Unleash overclocking potential of
graphics card.
All Solid Capacitors
10 years ultra-long lifetime (under
full load).
Lower temperature and higher
efficiency.
Extreme low ESR..
Product Specification
Marketing Name
GT 640
Product Name
N640GT-MD1GD3
Model
V275
GPU
NVIDIA GeForce GT 640
Codename
GK107
CUDA Core
384 Units
Core Base Clock
900 MHz
Memory Clock
1334 MHz
Memory Size
1024MB DDR3
Memory Bus
128 bits
Output
HDMI / DVI-D / D-Sub
TDP
42W
Card Dimension
171x115x37mm
Form Factor
ATX
Technology Support
DirectX
11
OpenGL
4.2
PCI Express
3.0
CUDA
Y
SLI
N
PhysX
Y
PureVideo HD
Y
HDCP
Y
Accessory
Driver CD
Y
Manual
Y
Installation Guide
Y
Propeller Blade Technology
Produce 20% more airflow than
traditional fan design.
Increase dissipation area to cool down
more components.
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