Radeon R9 390X2 vs RX 550 Mobile

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Primary details

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

Place in the ranking555not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation4.47no data
Power efficiency9.57no data
ArchitectureGCN 4.0 (2016−2020)GCN (2012−2015)
GPU code nameLexano data
Market segmentLaptopDesktop
Release date2 July 2017 (7 years ago)no data
Launch price (MSRP)$79.99 no data

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

no data

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 cores6402
Core clock speed1100 MHzno data
Boost clock speed1287 MHz1000 MHz
Number of transistors2,200 millionno data
Manufacturing process technology14 nmno data
Power consumption (TDP)50 Wattno data
Texture fill rate51.48no data
Floating-point processing power1.647 TFLOPSno data
ROPs16no data
TMUs40no 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).

Laptop sizelargeno data
InterfacePCIe 3.0 x8no 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 typeGDDR5512
Maximum RAM amount2 GBno data
Memory bus width128 Bit5400 Bit
Memory clock speed1500 MHzno data
Memory bandwidth96 GB/sno data
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 outputsno data

Supported technologies

Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.

FreeSync+-

API compatibility

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

DirectX12 (12_0)GDDR5
Shader Model6.4no data
OpenGL4.6no data
OpenCL2.0no data
Vulkan1.2.131-

Pros & cons summary


We couldn't decide between Radeon RX 550 Mobile and Radeon R9 390X2. We've got no test results to judge.

Be aware that Radeon RX 550 Mobile is a notebook card while Radeon R9 390X2 is a desktop one.


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

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.


AMD Radeon RX 550 Mobile
Radeon RX 550 Mobile
AMD Radeon R9 390X2
Radeon R9 390X2

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.


3.1 35 votes

Rate Radeon RX 550 Mobile on a scale of 1 to 5:

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2.6 36 votes

Rate Radeon R9 390X2 on a scale of 1 to 5:

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Questions & comments

Here you can ask a question about this comparison, agree or disagree with our judgements, or report an error or mismatch.