Radeon R9 M270 vs RX 490M

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Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitecturePolaris (2016−2019)GCN (2012−2015)
GPU code namePolarisno data
Market segmentLaptopLaptop
Release date1 August 2016 (8 years ago)1 April 2014 (10 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 coresno data640
Core clock speedno data725 MHz
Number of transistorsno data1500 Million
Manufacturing process technology14 nm28 nm

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 sizelargelarge

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 typeGDDR5GDDR5
Maximum RAM amountno data4 GB
Memory bus widthno data128 Bit
Memory clock speedno data4500 MHz
Shared memory--

API compatibility

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

DirectX1212 (FL 11_1)

Pros & cons summary


Recency 1 August 2016 1 April 2014
Chip lithography 14 nm 28 nm

RX 490M has an age advantage of 2 years, and a 100% more advanced lithography process.

We couldn't decide between Radeon RX 490M and Radeon R9 M270. 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 RX 490M
Radeon RX 490M
AMD Radeon R9 M270
Radeon R9 M270

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.


2.7 7 votes

Rate Radeon RX 490M on a scale of 1 to 5:

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2.7 6 votes

Rate Radeon R9 M270 on a scale of 1 to 5:

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Questions & comments

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