Radeon R5 A255 vs GeForce 940MX
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 744 | not rated |
| Place by popularity | 87 | not in top-100 |
| Power efficiency | 11.97 | no data |
| Architecture | Maxwell (2014−2017) | GCN 3.0 (2014−2019) |
| GPU code name | GM107 | Topaz |
| Market segment | Laptop | Desktop |
| Release date | 28 June 2016 (9 years ago) | 2014 (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 cores | 512 | 384 |
| Core clock speed | 795 MHz | 925 MHz |
| Boost clock speed | 861 MHz | 940 MHz |
| Number of transistors | 1,870 million | 1,550 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Power consumption (TDP) | 23 Watt | no data |
| Texture fill rate | 27.55 | 22.56 |
| Floating-point processing power | 0.8817 TFLOPS | no data |
| ROPs | 8 | 8 |
| TMUs | 32 | 24 |
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 | medium sized | no data |
| Bus support | PCI Express 3.0 | no data |
| Interface | PCIe 3.0 x8 | PCIe 3.0 x8 |
| Supplementary power connectors | None | 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.
| Memory type | DDR3, GDDR5 | GDDR5 |
| Maximum RAM amount | 4 GB | 1 GB |
| Memory bus width | 64 Bit | 128 Bit |
| Memory clock speed | 1253 MHz | 4 GB/s |
| Memory bandwidth | 40.1 GB/s | 64 GB/s |
| Shared memory | - | - |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | No outputs | Portable Device Dependent |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| GPU Boost | 2.0 | no data |
| Optimus | + | - |
| GameWorks | + | - |
API and SDK compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 (12_0) |
| Shader Model | 5.1 | 6.5 |
| OpenGL | 4.5 | 4.6 |
| OpenCL | 1.2 | 2.1 |
| Vulkan | 1.1.126 | 1.2.170 |
| CUDA | + | - |
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
