Radeon HD 8310G vs HD 7420G

Primary details

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

Place in the ranking1143not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.59no data
ArchitectureTeraScale 3 (2010−2013)TeraScale 3 (2010−2013)
GPU code nameScrapper LiteScrapper Lite
Market segmentLaptopLaptop
Release date6 June 2012 (12 years ago)July 2013 (11 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 cores128128
Core clock speed480 MHz554 MHz
Boost clock speed655 MHz720 MHz
Number of transistors1,303 million1,303 million
Manufacturing process technology32 nm32 nm
Power consumption (TDP)35 Watt20 Watt
Texture fill rate5.2405.760
Floating-point processing power0.1677 TFLOPS0.1843 TFLOPS
ROPs44
TMUs88

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
InterfaceIGPIGP

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 typeSystem SharedSystem Shared
Maximum RAM amountSystem SharedSystem Shared
Memory bus widthSystem SharedSystem Shared
Memory clock speedSystem SharedSystem Shared
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

API compatibility

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

DirectX11.2 (11_0)11.2 (11_0)
Shader Model5.05.0
OpenGL4.44.4
OpenCL1.21.2
VulkanN/AN/A

Pros & cons summary


Power consumption (TDP) 35 Watt 20 Watt

HD 8310G has 75% lower power consumption.

We couldn't decide between Radeon HD 7420G and Radeon HD 8310G. 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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AMD Radeon HD 7420G
Radeon HD 7420G
AMD Radeon HD 8310G
Radeon HD 8310G

Comparisons with similar GPUs

We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.

Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3 32 votes

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1 1 vote

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Questions & comments

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