Radeon RX 490M vs R9 M290X Crossfire
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 289 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 6.64 | no data |
| Architecture | GCN (2012−2015) | Polaris (2016−2019) |
| GPU code name | Neptune CF | Polaris |
| Market segment | Laptop | Laptop |
| Release date | 1 March 2014 (10 years ago) | 1 August 2016 (8 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 cores | 2560 | no data |
| Core clock speed | 850 MHz | no data |
| Boost clock speed | 900 MHz | no data |
| Number of transistors | 2x 2800 Million | no data |
| Manufacturing process technology | 28 nm | 14 nm |
| Power consumption (TDP) | 200 Watt | no data |
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).
| Laptop size | large | large |
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 type | GDDR5 | GDDR5 |
| Maximum RAM amount | 2x 4 GB | no data |
| Memory bus width | 2x 256 Bit | no data |
| Memory clock speed | 4800 MHz | no data |
| Shared memory | - | - |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (FL 11_1) | 12 |
Pros & cons summary
| Recency | 1 March 2014 | 1 August 2016 |
| Chip lithography | 28 nm | 14 nm |
RX 490M has an age advantage of 2 years, and a 100% more advanced lithography process.
We couldn't decide between Radeon R9 M290X Crossfire and Radeon RX 490M. 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.
Comparisons with similar GPUs
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
