Radeon RX 640 vs GeForce GTX 950 OEM

VS

Primary details

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

Place in the rankingnot rated612
Place by popularitynot in top-100not in top-100
Power efficiencyno data7.20
ArchitectureMaxwell 2.0 (2014−2019)GCN 4.0 (2016−2020)
GPU code nameGM206SPolaris 23
Market segmentDesktopLaptop
Release date2016 (8 years ago)13 May 2019 (5 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 cores1024640
Core clock speed937 MHz1082 MHz
Boost clock speed1203 MHz1218 MHz
Number of transistors2,940 million2,200 million
Manufacturing process technology28 nm14 nm
Power consumption (TDP)no data50 Watt
Texture fill rate76.9948.72
Floating-point processing powerno data1.559 TFLOPS
ROPs3216
TMUs6440

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 sizeno datalarge
InterfacePCIe 3.0 x16PCIe 3.0 x8
Width2-slotno data
Supplementary power connectorsNoneNone

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 amount4 GB2 GB
Memory bus width128 Bit64 Bit
Memory clock speed5 GB/s1500 MHz
Memory bandwidth80.19 GB/s48 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 outputsNo outputs

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_1)12 (12_0)
Shader Model6.76.4
OpenGL4.64.6
OpenCL3.02.0
Vulkan1.31.2.131
CUDA5.2-

Pros & cons summary


Maximum RAM amount 4 GB 2 GB
Chip lithography 28 nm 14 nm

GTX 950 OEM has a 100% higher maximum VRAM amount.

RX 640, on the other hand, has a 100% more advanced lithography process.

We couldn't decide between GeForce GTX 950 OEM and Radeon RX 640. We've got no test results to judge.

Be aware that GeForce GTX 950 OEM is a desktop card while Radeon RX 640 is a notebook 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 GTX 950 OEM
GeForce GTX 950 OEM
AMD Radeon RX 640
Radeon RX 640

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.


3.6 18 votes

Rate GeForce GTX 950 OEM on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.2 255 votes

Rate Radeon RX 640 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.