Radeon HD 6450A vs R5 Graphics

Primary details

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

Place in the rankingnot rated1175
Place by popularitynot in top-100not in top-100
Power efficiencyno data1.85
ArchitectureGCN 2.0 (2013−2017)TeraScale 2 (2009−2015)
GPU code nameSpectre SLCaicos
Market segmentDesktopLaptop
Release date17 September 2014 (10 years ago)7 April 2011 (13 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 cores256160
Core clock speed497 MHz625 MHz
Boost clock speed720 MHzno data
Number of transistors2,410 million370 million
Manufacturing process technology28 nm40 nm
Power consumption (TDP)15 Watt25 Watt
Texture fill rate7.9525.000
Floating-point processing power0.2545 TFLOPS0.2 TFLOPS
ROPs44
TMUs168

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).

InterfaceIGPMXM-A (3.0)
WidthIGPno 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 typeSystem SharedDDR3
Maximum RAM amountSystem Shared512 MB
Memory bus widthSystem Shared64 Bit
Memory clock speedSystem Shared533 MHz
Memory bandwidthno data8.528 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 outputsNo outputs

API compatibility

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

DirectX12 (12_0)11.2 (11_0)
Shader Model6.05.0
OpenGL4.64.4
OpenCL2.01.2
Vulkan1.2.131N/A

Pros & cons summary


Recency 17 September 2014 7 April 2011
Chip lithography 28 nm 40 nm
Power consumption (TDP) 15 Watt 25 Watt

R5 Graphics has an age advantage of 3 years, a 42.9% more advanced lithography process, and 66.7% lower power consumption.

We couldn't decide between Radeon R5 Graphics and Radeon HD 6450A. We've got no test results to judge.

Be aware that Radeon R5 Graphics is a desktop card while Radeon HD 6450A 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.


AMD Radeon R5 Graphics
Radeon R5 Graphics
AMD Radeon HD 6450A
Radeon HD 6450A

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.


2.7 1473 votes

Rate Radeon R5 Graphics on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
5 1 vote

Rate Radeon HD 6450A 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.