Radeon R5 Mobile Graphics vs HD 4580
Primary Details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | TeraScale (2005−2013) | GCN 2.0 (2013−2017) |
| GPU code name | RV635 | Spectre SL |
| Market segment | Desktop | Laptop |
| Release date | 20 November 2011 (12 years ago) | 17 September 2014 (9 years ago) |
| Current price | no data | $475 |
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 | 120 | 256 |
| Core clock speed | 796 MHz | 626 MHz |
| Boost clock speed | no data | 847 MHz |
| Number of transistors | 378 million | 2,410 million |
| Manufacturing process technology | 55 nm | 28 nm |
| Power consumption (TDP) | 65 Watt | 17 Watt |
| Texture fill rate | 6.368 | 10.02 |
| Floating-point performance | 191.04 gflops | no data |
Form Factor & Compatibility
Information on Radeon HD 4580 and Radeon R5 Mobile Graphics 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.
| Interface | PCIe 2.0 x16 | IGP |
| Length | 190 mm | no data |
| Width | 1-slot | no data |
| 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 | GDDR3 | System Shared |
| Maximum RAM amount | 512 MB | System Shared |
| Memory bus width | 128 Bit | System Shared |
| Memory clock speed | 1386 MHz | System Shared |
| Memory bandwidth | 22.18 GB/s | 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 | 2x DVI, 1x S-Video | Portable Device Dependent |
API Compatibility
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 10.1 (10_1) | 12 (12_0) |
| Shader Model | 4.1 | 6.5 (6.0) |
| OpenGL | 3.3 | 4.6 |
| OpenCL | N/A | 2.1 |
| Vulkan | N/A | 1.2.170 |
Pros & Cons Summary
| Recency | 20 November 2011 | 17 September 2014 |
| Maximum RAM amount | 512 MB | System Shared |
| Chip lithography | 55 nm | 28 nm |
| Power consumption (TDP) | 65 Watt | 17 Watt |
We couldn't decide between Radeon HD 4580 and Radeon R5 Mobile Graphics. We've got no test results to judge.
Be aware that Radeon HD 4580 is a desktop card while Radeon R5 Mobile Graphics is a notebook 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
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