Radeon 520 Mobile DDR3 vs R7 M445
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 836 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 6.80 | no data |
| Architecture | GCN 3.0 (2014−2019) | GCN 1.0 (2011−2020) |
| GPU code name | Meso | Banks |
| Market segment | Laptop | Laptop |
| Release date | 15 May 2016 (8 years ago) | 18 April 2017 (7 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 | 320 | 320 |
| Core clock speed | 780 MHz | 1030 MHz |
| Boost clock speed | 920 MHz | no data |
| Number of transistors | 1,550 million | 690 million |
| Manufacturing process technology | 28 nm | 28 nm |
| Power consumption (TDP) | 15-25 Watt | 50 Watt |
| Texture fill rate | 18.40 | 20.60 |
| Floating-point processing power | 0.5888 TFLOPS | 0.6592 TFLOPS |
| ROPs | 8 | 8 |
| TMUs | 20 | 20 |
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).
| Interface | PCIe 3.0 x8 | PCIe 3.0 x8 |
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 | DDR3 |
| Maximum RAM amount | 4 GB | 2 GB |
| Memory bus width | 64 Bit | 64 Bit |
| Memory clock speed | 1000 MHz | 1000 MHz |
| Memory bandwidth | 32 GB/s | 16 GB/s |
| Shared memory | - | no data |
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 Connectors | No outputs | Portable Device Dependent |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_0) | 12 (11_1) |
| Shader Model | 6.0 | 6.5 (5.1) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 2.1 (1.2) |
| Vulkan | 1.2.131 | 1.2.170 |
Pros & cons summary
| Recency | 15 May 2016 | 18 April 2017 |
| Maximum RAM amount | 4 GB | 2 GB |
| Power consumption (TDP) | 15 Watt | 50 Watt |
R7 M445 has a 100% higher maximum VRAM amount, and 233.3% lower power consumption.
520 Mobile DDR3, on the other hand, has an age advantage of 11 months.
We couldn't decide between Radeon R7 M445 and Radeon 520 Mobile DDR3. 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.
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