GeForce RTX 2080 Ti 12 GB vs Radeon HD 6450A

Primary details

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

Place in the ranking1178not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.87no data
ArchitectureTeraScale 2 (2009−2015)Turing (2018−2022)
GPU code nameCaicosTU102
Market segmentLaptopDesktop
Release date7 April 2011 (13 years ago)12 October 2022 (2 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 cores1604608
Core clock speed625 MHz1350 MHz
Boost clock speedno data1635 MHz
Number of transistors370 million18,600 million
Manufacturing process technology40 nm12 nm
Power consumption (TDP)25 Watt250 Watt
Texture fill rate5.000470.9
Floating-point processing power0.2 TFLOPS15.07 TFLOPS
ROPs496
TMUs8288
Tensor Coresno data576
Ray Tracing Coresno data72

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).

InterfaceMXM-A (3.0)PCIe 3.0 x16
Lengthno data267 mm
Widthno data2-slot
Supplementary power connectorsno data2x 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 typeDDR3GDDR6
Maximum RAM amount512 MB12 GB
Memory bus width64 Bit384 Bit
Memory clock speed533 MHz2000 MHz
Memory bandwidth8.528 GB/s768.0 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 outputs1x HDMI 2.0, 3x DisplayPort 1.4a, 1x USB Type-C
HDMI-+

API compatibility

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

DirectX11.2 (11_0)12 Ultimate (12_2)
Shader Model5.06.8
OpenGL4.44.6
OpenCL1.23.0
VulkanN/A1.3
CUDA-7.5

Pros & cons summary


Recency 7 April 2011 12 October 2022
Maximum RAM amount 512 MB 12 GB
Chip lithography 40 nm 12 nm
Power consumption (TDP) 25 Watt 250 Watt

HD 6450A has 900% lower power consumption.

RTX 2080 Ti 12 GB, on the other hand, has an age advantage of 11 years, a 2300% higher maximum VRAM amount, and a 233.3% more advanced lithography process.

We couldn't decide between Radeon HD 6450A and GeForce RTX 2080 Ti 12 GB. We've got no test results to judge.

Be aware that Radeon HD 6450A is a notebook card while GeForce RTX 2080 Ti 12 GB 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 HD 6450A
Radeon HD 6450A
NVIDIA GeForce RTX 2080 Ti 12 GB
GeForce RTX 2080 Ti 12 GB

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.


5 1 vote

Rate Radeon HD 6450A on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
4 127 votes

Rate GeForce RTX 2080 Ti 12 GB 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.