Radeon R8 M435DX vs HD 6645G2

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Primary details

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

Place in performance rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureTerascale 2 (2009−2015)GCN 1.0 (2012−2020)
GPU code nameno dataJet
Market segmentLaptopDesktop
Release date14 June 2011 (13 years ago)12 December 2016 (7 years ago)

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA cores560384
Core clock speedno data955 MHz
Boost clock speedno data1030 MHz
Number of transistorsno data690 million
Manufacturing process technology40 nm28 nm
Texture fill rateno data24.72

Form factor & compatibility

Information on Radeon HD 6645G2 and Radeon R8 M435DX compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.

Laptop sizemedium sizedno data
Interfaceno dataIGP
Widthno dataIGP

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 typeno dataSystem Shared
Maximum RAM amountno dataSystem Shared
Memory bus widthno dataSystem Shared
Memory clock speedno dataSystem Shared
Shared memory-no data

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 dataNo outputs

API compatibility

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

DirectX1112 (11_1)
Shader Modelno data5.1
OpenGLno data4.6
OpenCLno data1.2
Vulkanno data1.2.131

Pros & cons summary


Recency 14 June 2011 12 December 2016
Chip lithography 40 nm 28 nm

We couldn't decide between Radeon HD 6645G2 and Radeon R8 M435DX. We've got no test results to judge.

Be aware that Radeon HD 6645G2 is a notebook card while Radeon R8 M435DX is a desktop one.


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

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AMD Radeon HD 6645G2
Radeon HD 6645G2
AMD Radeon R8 M435DX
Radeon R8 M435DX

Comparisons with similar GPUs

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Community ratings

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Rate Radeon HD 6645G2 on a scale of 1 to 5:

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2.1 12 votes

Rate Radeon R8 M435DX on a scale of 1 to 5:

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Questions & comments

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