Radeon HD 8670A vs RX 570 Mobile
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 4.0 (2016−2020) | GCN 1.0 (2011−2020) |
| GPU code name | Ellesmere | Sun |
| Market segment | Laptop | Laptop |
| Release date | 10 December 2017 (6 years ago) | 2 February 2013 (11 years ago) |
| Launch price (MSRP) | $599.99 | no data |
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 | 2048 | 320 |
| Core clock speed | 926 MHz | 600 MHz |
| Boost clock speed | 1206 MHz | no data |
| Number of transistors | 5,700 million | 690 million |
| Manufacturing process technology | 14 nm | 28 nm |
| Power consumption (TDP) | 85 Watt | 45 Watt |
| Texture fill rate | 154.4 | 12.00 |
| Floating-point processing power | 4.94 TFLOPS | 0.384 TFLOPS |
| ROPs | 32 | 8 |
| TMUs | 128 | 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).
| Laptop size | large | no data |
| Interface | MXM-B (3.0) | MXM-A (3.0) |
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 | 8 GB | 1 GB |
| Memory bus width | 256 Bit | 64 Bit |
| Memory clock speed | 1650 MHz | 1000 MHz |
| Memory bandwidth | 211.2 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 | No outputs |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| FreeSync | + | - |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_0) | 12 (11_1) |
| Shader Model | 6.4 | 5.1 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 1.2 |
| Vulkan | 1.2.131 | 1.2.131 |
Pros & cons summary
| Recency | 10 December 2017 | 2 February 2013 |
| Maximum RAM amount | 8 GB | 1 GB |
| Chip lithography | 14 nm | 28 nm |
| Power consumption (TDP) | 85 Watt | 45 Watt |
RX 570 Mobile has an age advantage of 4 years, a 700% higher maximum VRAM amount, and a 100% more advanced lithography process.
HD 8670A, on the other hand, has 88.9% lower power consumption.
We couldn't decide between Radeon RX 570 Mobile and Radeon HD 8670A. 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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