Radeon HD 6490M Mac Edition vs GeForce GT 630M

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Primary details

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

Place in the ranking1007not rated
Place by popularitynot in top-100not in top-100
Power efficiency2.91no data
ArchitectureFermi (2010−2014)TeraScale 2 (2009−2015)
GPU code nameGF108Seymour
Market segmentLaptopLaptop
Release date22 March 2012 (12 years ago)2 May 2011 (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 cores96160
Core clock speedUp to 800 MHz750 MHz
Number of transistors585 million370 million
Manufacturing process technology40 nm40 nm
Power consumption (TDP)33 Wattno data
Texture fill rate10.566.000
Floating-point processing power0.2534 TFLOPS0.24 TFLOPS
ROPs44
TMUs168

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 2.0no data
InterfaceMXM-A (3.0)PCIe 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\GDDR5GDDR5
Maximum RAM amount1 GB256 MB
Memory bus widthUp to 128bit64 Bit
Memory clock speed900 MHz794 MHz
Memory bandwidthUp to 32.0 GB/s25.41 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 (11_0)11.2 (11_0)
DirectX 11.212 APIno data
Shader Model5.15.0
OpenGL4.54.4
OpenCL1.11.2
VulkanN/AN/A
CUDA+-

Pros & cons summary


Recency 22 March 2012 2 May 2011
Maximum RAM amount 1 GB 256 MB

GT 630M has an age advantage of 10 months, and a 300% higher maximum VRAM amount.

We couldn't decide between GeForce GT 630M and Radeon HD 6490M Mac Edition. 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 630M
GeForce GT 630M
AMD Radeon HD 6490M Mac Edition
Radeon HD 6490M Mac Edition

Comparisons with similar GPUs

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Community ratings

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