ATI Mobility Radeon M7 vs GeForce GT 640M Mac Edition

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Primary details

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

Place in the ranking1094not rated
Place by popularitynot in top-100not in top-100
Power efficiency2.27no data
ArchitectureKepler (2012−2018)no data
GPU code nameGK107M7
Market segmentLaptopLaptop
Release date3 February 2013 (11 years ago)1 December 2001 (22 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 cores3843
Core clock speed745 MHz1 MHz
Boost clock speedno data230 MHz
Number of transistors1,270 millionno data
Manufacturing process technology28 nm180 nm
Power consumption (TDP)32 Wattno data
Texture fill rate23.84no data
Floating-point processing power0.5722 TFLOPSno data
ROPs8no data
TMUs32no data

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).

InterfacePCIe 3.0 x16no data

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 typeGDDR5DDR
Maximum RAM amount512 MB32 MB
Memory bus width64 Bit64 Bit
Memory clock speed1250 MHz183 MHz
Memory bandwidth40 GB/sno data
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 data

API compatibility

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

DirectX12 (11_0)DDR
Shader Model5.1no data
OpenGL4.6no data
OpenCL1.2no data
Vulkan1.1.126-
CUDA3.0-

Pros & cons summary


Recency 3 February 2013 1 December 2001
Maximum RAM amount 512 MB 32 MB
Chip lithography 28 nm 180 nm

GT 640M Mac Edition has an age advantage of 11 years, a 1500% higher maximum VRAM amount, and a 542.9% more advanced lithography process.

We couldn't decide between GeForce GT 640M Mac Edition and Mobility Radeon M7. 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 Mac Edition
GeForce GT 640M Mac Edition
ATI Mobility Radeon M7
Mobility Radeon M7

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