AMD Radeon R5 A255: specs and benchmarks
Summary
AMD started Radeon R5 A255 sales on 2014. This is a desktop graphics card based on a GCN 3.0 architecture and made with 28 nm manufacturing process. It is primarily aimed at gamer market. 1 GB of GDDR5 memory clocked at 4 GB/s are supplied, and together with 128 Bit memory interface this creates a bandwidth of 64 GB/s.
Compatibility-wise, this is card attached via PCIe 3.0 x8 interface.
We have no data on Radeon R5 A255 benchmark results.
General info
Some basic facts about Radeon R5 A255: architecture, market segment, release date etc.
Place in performance ranking | not rated | |
Place by popularity | not in top-100 | |
Architecture | GCN 3.0 (2014−2017) | |
GPU code name | Topaz | |
Market segment | Desktop | |
Release date | 2014 (10 years old) |
Technical specs
Radeon R5 A255's specs such as number of shaders, GPU base clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of Radeon R5 A255's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Pipelines / CUDA cores | 384 | of 20480 (Data Center GPU Max NEXT) |
Core clock speed | 925 MHz | of 2610 (Radeon RX 6500 XT) |
Boost clock speed | 940 MHz | of 3599 (Radeon RX 7990 XTX) |
Number of transistors | 1,550 million | of 14400 (GeForce GTX 1070 SLI Mobile) |
Manufacturing process technology | 28 nm | of 4 (GeForce RTX 4080) |
Texture fill rate | 22.56 | of 969.9 (H100 SXM5 96 GB) |
Size and compatibility
This section provides details about the physical dimensions of Radeon R5 A255 and its compatibility with other computer components. This information is useful when selecting a computer configuration or upgrading an existing one. For desktop graphics cards, it includes details about the interface and bus (for motherboard compatibility) and additional power connectors (for power supply compatibility).
Interface | PCIe 3.0 x8 |
Memory
Parameters of memory installed on Radeon R5 A255: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors have no dedicated memory and use a shared part of system RAM instead.
Memory type | GDDR5 | |
Maximum RAM amount | 1 GB | of 192 (Radeon Instinct MI300X) |
Memory bus width | 128 Bit | of 19000 (GeForce RTX 3080 12 GB) |
Memory clock speed | 4 GB/s | of 23000 (GeForce RTX 4080 SUPER) |
Memory bandwidth | 64 GB/s | of 3276 (Aldebaran) |
Video outputs and ports
Types and number of video connectors present on Radeon R5 A255. As a rule, this section is relevant only for desktop reference graphics cards, since for notebook ones the availability of certain video outputs depends on the laptop model, while non-reference desktop models can (though not necessarily will) bear a different set of video ports.
Display Connectors | Portable Device Dependent |
API support
APIs supported by Radeon R5 A255, sometimes including their particular versions.
DirectX | 12 (12_0) | |
Shader Model | 6.5 | |
OpenGL | 4.6 | |
OpenCL | 2.1 | |
Vulkan | 1.2.170 |