GeForce GTX 750 GM206 vs Radeon RX 640

Primary details

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

Place in the ranking616not rated
Place by popularitynot in top-100not in top-100
Power efficiency7.29no data
ArchitectureGCN 4.0 (2016−2020)Maxwell 2.0 (2014−2019)
GPU code namePolaris 23GM206
Market segmentLaptopDesktop
Release date13 May 2019 (5 years ago)17 November 2015 (9 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 cores640512
Core clock speed1082 MHz1087 MHz
Boost clock speed1218 MHz1239 MHz
Number of transistors2,200 million2,940 million
Manufacturing process technology14 nm28 nm
Power consumption (TDP)50 Wattno data
Texture fill rate48.7239.65
Floating-point processing power1.559 TFLOPS1.269 TFLOPS
ROPs1632
TMUs4032

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 x8PCIe 3.0 x16
Widthno data2-slot
Supplementary power connectorsNoneno 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 typeGDDR5GDDR5
Maximum RAM amount2 GB2 GB
Memory bus width64 Bit128 Bit
Memory clock speed1500 MHz1253 MHz
Memory bandwidth48 GB/s80.19 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 outputs2x DVI, 1x HDMI
HDMI-+

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)12 (12_1)
Shader Model6.46.4
OpenGL4.64.6
OpenCL2.01.2
Vulkan1.2.1311.1.126
CUDA-5.2

Pros & cons summary


Recency 13 May 2019 17 November 2015
Chip lithography 14 nm 28 nm

RX 640 has an age advantage of 3 years, and a 100% more advanced lithography process.

We couldn't decide between Radeon RX 640 and GeForce GTX 750 GM206. We've got no test results to judge.

Be aware that Radeon RX 640 is a notebook card while GeForce GTX 750 GM206 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 640
Radeon RX 640
NVIDIA GeForce GTX 750 GM206
GeForce GTX 750 GM206

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.


3.2 256 votes

Rate Radeon RX 640 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4.7 7 votes

Rate GeForce GTX 750 GM206 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.