RTX A400 vs Switch GPU 20nm

VS

Primary details

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

Place in the rankingnot rated417
Place by popularitynot in top-100not in top-100
Power efficiencyno data15.65
ArchitectureMaxwell 2.0 (2014−2019)Ampere (2020−2024)
GPU code nameGM20BGA107
Market segmentDesktopWorkstation
Release date17 March 2017 (7 years ago)16 April 2024 (less than a year ago)
Launch price (MSRP)$299 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 cores256768
Core clock speed384 MHz727 MHz
Boost clock speed768 MHz1762 MHz
Number of transistors2,000 million8,700 million
Manufacturing process technology20 nm8 nm
Power consumption (TDP)15 Watt50 Watt
Texture fill rate12.2942.29
Floating-point processing power0.3932 TFLOPS2.706 TFLOPS
ROPs1616
TMUs1624
Tensor Coresno data24
Ray Tracing Coresno data6

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).

InterfaceIGPPCIe 4.0 x8
Length239 mm163 mm
WidthIGP1-slot
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 typeDDR4GDDR6
Maximum RAM amount4 GB4 GB
Memory bus width64 Bit64 Bit
Memory clock speed1600 MHz1500 MHz
Memory bandwidth25.6 GB/s96 GB/s

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 outputs4x mini-DisplayPort 1.4a

API compatibility

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

DirectX12 (12_1)12 Ultimate (12_2)
Shader Model6.46.7
OpenGL4.64.6
OpenCL1.23.0
Vulkan1.11.3
CUDA5.38.6

Pros & cons summary


Recency 17 March 2017 16 April 2024
Chip lithography 20 nm 8 nm
Power consumption (TDP) 15 Watt 50 Watt

Switch GPU 20nm has 233.3% lower power consumption.

RTX A400, on the other hand, has an age advantage of 7 years, and a 150% more advanced lithography process.

We couldn't decide between Switch GPU 20nm and RTX A400. We've got no test results to judge.

Be aware that Switch GPU 20nm is a desktop card while RTX A400 is a workstation 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 Switch GPU 20nm
Switch GPU 20nm
NVIDIA RTX A400
RTX A400

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.


2.2 9 votes

Rate Switch GPU 20nm on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.4 12 votes

Rate RTX A400 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.