Radeon HD 8570 OEM vs HD 6450A

Primary details

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

Place in the ranking1184not rated
Place by popularitynot in top-100not in top-100
ArchitectureTeraScale 2 (2009−2015)GCN 1.0 (2012−2020)
GPU code nameCaicosOland
Market segmentDesktopDesktop
Release date7 April 2011 (13 years ago)8 January 2013 (11 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 cores160384
Core clock speed625 MHz730 MHz
Boost clock speedno data780 MHz
Number of transistors370 million950 million
Manufacturing process technology40 nm28 nm
Power consumption (TDP)25 Watt50 Watt
Texture fill rate5.00018.72
Floating-point processing power0.2 gflops0.599 gflops

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 x8
WidthMXM Module1-slot
Supplementary power connectorsno dataNone

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 typeDDR3GDDR3
Maximum RAM amount512 MB2 GB
Memory bus width64 Bit128 Bit
Memory clock speed1066 MHz1800 MHz
Memory bandwidth8.528 GB/s28.8 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 DVI, 1x HDMI, 1x VGA
HDMI-+

API compatibility

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

DirectX11.2 (11_0)12 (11_1)
Shader Model5.05.1
OpenGL4.44.6
OpenCL1.21.2
VulkanN/A1.2.131

Pros & cons summary


Recency 7 April 2011 8 January 2013
Maximum RAM amount 512 MB 2 GB
Chip lithography 40 nm 28 nm
Power consumption (TDP) 25 Watt 50 Watt

HD 6450A has 100% lower power consumption.

HD 8570 OEM, on the other hand, has an age advantage of 1 year, a 300% higher maximum VRAM amount, and a 42.9% more advanced lithography process.

We couldn't decide between Radeon HD 6450A and Radeon HD 8570 OEM. We've got no test results to judge.


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
AMD Radeon HD 8570 OEM
Radeon HD 8570 OEM

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
3.8 130 votes

Rate Radeon HD 8570 OEM 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.