Polaris 21 vs Radeon HD 6540G2
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | 994 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Terascale 2 (2009−2015) | GCN 4.0 (2016−2020) |
| GPU code name | no data | Polaris 21 |
| Market segment | Laptop | Desktop |
| Release date | 14 June 2011 (12 years ago) | no data |
| Current price | no data | $90 |
Detailed specifications
General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 480 | 1024 |
| Number of transistors | no data | 3,000 million |
| Manufacturing process technology | 40 nm | 14 nm |
Form factor & compatibility
Information on Radeon HD 6540G2 and Polaris 21 compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility). For notebook video cards it's notebook size, connection slot and bus, if the video card is inserted into a slot instead of being soldered to the notebook motherboard.
| Laptop size | medium sized | no 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.
| Shared memory | - | no data |
API compatibility
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 11 | 12 (12_0) |
| Shader Model | no data | 6.7 |
| OpenGL | no data | 4.6 |
| OpenCL | no data | 2.1 |
| Vulkan | no data | 1.3 |
Pros & cons summary
| Chip lithography | 40 nm | 14 nm |
We couldn't decide between Radeon HD 6540G2 and Polaris 21. We've got no test results to judge.
Be aware that Radeon HD 6540G2 is a notebook card while Polaris 21 is a desktop one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with similar GPUs
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
