A10 PCIe vs Radeon R9 270 1024SP
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | GCN 1.0 (2011−2020) | Ampere (2020−2024) |
| GPU code name | Pitcairn | GA102 |
| Market segment | Desktop | Workstation |
| Release date | 13 March 2015 (9 years ago) | 12 April 2021 (3 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 | 1024 | 9216 |
| Core clock speed | 900 MHz | 885 MHz |
| Boost clock speed | 925 MHz | 1695 MHz |
| Number of transistors | 2,800 million | 28,300 million |
| Manufacturing process technology | 28 nm | 8 nm |
| Power consumption (TDP) | 150 Watt | 150 Watt |
| Texture fill rate | 59.20 | 488.2 |
| Floating-point processing power | 1.894 TFLOPS | 31.24 TFLOPS |
| ROPs | 32 | 96 |
| TMUs | 64 | 288 |
| Tensor Cores | no data | 288 |
| Ray Tracing Cores | no data | 72 |
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 x16 | PCIe 4.0 x16 |
| Length | no data | 267 mm |
| Width | 2-slot | 1-slot |
| Supplementary power connectors | 1x 6-pin | 8-pin EPS |
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 | GDDR6 |
| Maximum RAM amount | 2 GB | 24 GB |
| Memory bus width | 256 Bit | 384 Bit |
| Memory clock speed | 1200 MHz | 1563 MHz |
| Memory bandwidth | 153.6 GB/s | 600.2 GB/s |
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 HDMI, 1x DisplayPort | No outputs |
| HDMI | + | - |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_1) | 12 Ultimate (12_2) |
| Shader Model | 5.1 | 6.6 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.2.131 | 1.2 |
| CUDA | - | 8.6 |
Pros & cons summary
| Recency | 13 March 2015 | 12 April 2021 |
| Maximum RAM amount | 2 GB | 24 GB |
| Chip lithography | 28 nm | 8 nm |
A10 PCIe has an age advantage of 6 years, a 1100% higher maximum VRAM amount, and a 250% more advanced lithography process.
We couldn't decide between Radeon R9 270 1024SP and A10 PCIe. We've got no test results to judge.
Be aware that Radeon R9 270 1024SP is a desktop card while A10 PCIe is a workstation one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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