Radeon HD 6350M vs GeForce GT 640M

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking841not rated
Place by popularitynot in top-100not in top-100
Power efficiency5.21no data
ArchitectureKepler (2012−2018)TeraScale 2 (2009−2015)
GPU code nameGK107Robson
Market segmentLaptopLaptop
Release date22 March 2012 (12 years ago)26 November 2010 (13 years ago)

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores38480
Core clock speedUp to 625 MHz500 MHz
Boost clock speed645 MHzno data
Number of transistors1,270 million292 million
Manufacturing process technology28 nm40 nm
Power consumption (TDP)32 Watt7 Watt
Texture fill rate20.004.000
Floating-point processing power0.48 TFLOPS0.08 TFLOPS
ROPs164
TMUs328

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Laptop sizemedium sizedno data
Bus supportPCI Express 2.0, PCI Express 3.0no data
InterfacePCIe 3.0 x16PCIe 2.0 x16

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory typeDDR3\GDDR5GDDR3
Maximum RAM amount2 GB1 GB
Memory bus width128bit64 Bit
Memory clock speed900 MHz800 MHz
Memory bandwidthUp to 64.0 GB/s12.8 GB/s
Shared memory--

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display ConnectorsNo outputsNo outputs
HDMI+-
HDCP+-
Maximum VGA resolutionUp to 2048x1536no data

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

3D Blu-Ray+-
Optimus+-

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX12 API11.2 (11_0)
Shader Model5.15.0
OpenGL4.54.4
OpenCL1.11.2
Vulkan1.1.126N/A
CUDA+-

Pros & cons summary


Recency 22 March 2012 26 November 2010
Maximum RAM amount 2 GB 1 GB
Chip lithography 28 nm 40 nm
Power consumption (TDP) 32 Watt 7 Watt

GT 640M has an age advantage of 1 year, a 100% higher maximum VRAM amount, and a 42.9% more advanced lithography process.

HD 6350M, on the other hand, has 357.1% lower power consumption.

We couldn't decide between GeForce GT 640M and Radeon HD 6350M. We've got no test results to judge.


Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

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NVIDIA GeForce GT 640M
GeForce GT 640M
AMD Radeon HD 6350M
Radeon HD 6350M

Comparisons with similar GPUs

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Community ratings

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3.7 302 votes

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Questions & comments

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