UHD Graphics vs GeForce GT 420 OEM

Primary details

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

Place in the rankingnot rated602
Place by popularitynot in top-1007
Power efficiencyno data38.91
ArchitectureFermi (2010−2014)Generation 11.0 (2019−2021)
GPU code nameGF108Jasper Lake GT1
Market segmentDesktopLaptop
Release date3 September 2010 (14 years ago)11 January 2021 (3 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 cores48256
Core clock speed700 MHz350 MHz
Boost clock speedno data750 MHz
Number of transistors585 millionno data
Manufacturing process technology40 nm10 nm+
Power consumption (TDP)50 Watt10 Watt
Texture fill rate2.80012.00
Floating-point processing power0.1344 TFLOPS0.384 TFLOPS
ROPs48
TMUs416

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).

InterfacePCIe 2.0 x16Ring Bus
Length145 mmno data
Width1-slotno data
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 typeDDR3System Shared
Maximum RAM amount1 GBSystem Shared
Memory bus width128 BitSystem Shared
Memory clock speed900 MHzSystem Shared
Memory bandwidth28.8 GB/sno data
Shared memoryno data+

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 Connectors1x DVI, 1x HDMI, 1x VGANo outputs
HDMI+-

API compatibility

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

DirectX12 (11_0)12 (12_1)
Shader Model5.16.4
OpenGL4.64.6
OpenCL1.13.0
VulkanN/A1.2
CUDA2.1-

Pros & cons summary


Recency 3 September 2010 11 January 2021
Chip lithography 40 nm 10 nm
Power consumption (TDP) 50 Watt 10 Watt

UHD Graphics has an age advantage of 10 years, a 300% more advanced lithography process, and 400% lower power consumption.

We couldn't decide between GeForce GT 420 OEM and UHD Graphics. We've got no test results to judge.

Be aware that GeForce GT 420 OEM is a desktop card while UHD Graphics 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 GT 420 OEM
GeForce GT 420 OEM
Intel UHD Graphics
UHD Graphics

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.


3.7 179 votes

Rate GeForce GT 420 OEM on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.1 6107 votes

Rate UHD Graphics 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.