Radeon Pro 575 vs R9 M390

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Primary details

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

Place in the ranking443not rated
Place by popularitynot in top-100not in top-100
ArchitectureGCN (2012−2015)GCN 4.0 (2016−2020)
GPU code namePitcairnPolaris 20
Market segmentLaptopMobile workstation
Release date9 June 2015 (9 years ago)5 June 2017 (7 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 cores10242048
Core clock speedno data1096 MHz
Number of transistors5000 Million5,700 million
Manufacturing process technology28 nm14 nm
Power consumption (TDP)no data120 Watt
Texture fill rateno data140.3
Floating-point processing powerno data4.489 TFLOPS
ROPsno data32
TMUsno data128

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
Bus supportPCIe 3.0no data
Interfaceno dataPCIe 3.0 x16
Supplementary power connectorsno dataNone

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 amount2 GB4 GB
Memory bus width256 Bit256 Bit
Memory clock speedno data1695 MHz
Memory bandwidthno data217.0 GB/s
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 dataNo outputs
Eyefinity+-

Supported technologies

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

FreeSync+-
HD3D+-
PowerTune+-
DualGraphics+-
ZeroCore+-
Switchable graphics+-

API compatibility

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

DirectXDirectX® 1212 (12_0)
Shader Modelno data6.4
OpenGL4.44.6
OpenCLNot Listed2.0
Vulkan-1.2.131
Mantle+-

Pros & cons summary


Recency 9 June 2015 5 June 2017
Maximum RAM amount 2 GB 4 GB
Chip lithography 28 nm 14 nm

Pro 575 has an age advantage of 1 year, a 100% higher maximum VRAM amount, and a 100% more advanced lithography process.

We couldn't decide between Radeon R9 M390 and Radeon Pro 575. We've got no test results to judge.

Be aware that Radeon R9 M390 is a notebook graphics card while Radeon Pro 575 is a mobile workstation 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 R9 M390
Radeon R9 M390
AMD Radeon Pro 575
Radeon Pro 575

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.


3.2 13 votes

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4.2 68 votes

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Questions & comments

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