GeForce GT 640M LE and Radeon HD 6510G2 - video card comparison
GeForce GT 640M LE
Radeon HD 6510G2
Architecture
Fermi / Kepler (2012)
Terascale 2 (2009−2015)
GPU code name
N13P-LP
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Market segment
Laptop
Laptop
Release date
March 2012
June 2011
Bus support
PCI Express 2.0, PCI Express 3.0
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Interface
PCIe 2.0 x16
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Core clock speed
Up to 500 MHz
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CUDA cores
Up to 384
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Floating-point performance
384.0 gflops
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Manufacturing process technology
28 nm
40 nm
Number of transistors
585 million
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Pipelines / CUDA cores
384
400
Power consumption (TDP)
20 Watt
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Texture fill rate
Up to 16.0 billion/sec
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Memory type
DDR3\DDR5
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Maximum RAM amount
2 GB
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Memory bus width
128bit
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Memory clock speed
1800 - 4000 MHz
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Memory bandwidth
Up to 28.8 GB/s
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Shared memory
-
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Display Connectors
No outputs
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HDMI
+
-
HDCP
+
-
Maximum VGA resolution
Up to 2048x1536
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DirectX
12 API
11
CUDA
+
-
OpenCL
1.1
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OpenGL
4.5
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Shader Model
5.1
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Vulkan
N/A
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3D Blu-Ray
+
-
Optimus
+
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