Radeon RX 580 XTR vs GeForce 940MX

#ad 
Buy on Amazon
VS

Primary details

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

Place in the ranking698not rated
Place by popularitynot in top-100not in top-100
Power efficiency11.74no data
ArchitectureMaxwell (2014−2017)GCN 4.0 (2016−2020)
GPU code nameGM107Polaris 20
Market segmentLaptopDesktop
Release date28 June 2016 (8 years ago)18 April 2017 (7 years ago)
Launch price (MSRP)no data$229

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 cores5122304
Core clock speed795 MHz1257 MHz
Boost clock speed861 MHz1340 MHz
Number of transistors1,870 million5,700 million
Manufacturing process technology28 nm14 nm
Power consumption (TDP)23 Watt185 Watt
Texture fill rate27.55193.0
Floating-point processing power0.8817 TFLOPSno data
ROPs832
TMUs32144

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
Bus supportPCI Express 3.0no data
InterfacePCIe 3.0 x8PCIe 3.0 x16
Lengthno data241 mm
Widthno data2-slot
Supplementary power connectorsNone1x 8-pin

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 typeDDR3, GDDR5GDDR5
Maximum RAM amount4 GB8 GB
Memory bus width64 Bit256 Bit
Memory clock speed1253 MHz8000 MHz
Memory bandwidth40.1 GB/s256.0 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 outputs1x HDMI, 3x DisplayPort
HDMI-+

Supported technologies

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

GPU Boost2.0no data
Optimus+-
GameWorks+-

API compatibility

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

DirectX12 (11_0)12.0 (12_0)
Shader Model5.1no data
OpenGL4.54.5
OpenCL1.2no data
Vulkan1.1.126-
CUDA+-

Pros & cons summary


Recency 28 June 2016 18 April 2017
Maximum RAM amount 4 GB 8 GB
Chip lithography 28 nm 14 nm
Power consumption (TDP) 23 Watt 185 Watt

GeForce 940MX has 704.3% lower power consumption.

RX 580 XTR, on the other hand, has an age advantage of 9 months, a 100% higher maximum VRAM amount, and a 100% more advanced lithography process.

We couldn't decide between GeForce 940MX and Radeon RX 580 XTR. We've got no test results to judge.

Be aware that GeForce 940MX is a notebook card while Radeon RX 580 XTR 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.


NVIDIA GeForce 940MX
GeForce 940MX
AMD Radeon RX 580 XTR
Radeon RX 580 XTR

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.


3.4 2216 votes

Rate GeForce 940MX on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4 30 votes

Rate Radeon RX 580 XTR on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

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