ATI WinBoost vs Radeon HD 8870M
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 674 | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | GCN 1.0 (2011−2020) | Mach (1992−1997) |
| GPU code name | Venus | Mach64 |
| Market segment | Laptop | Desktop |
| Release date | 1 April 2013 (11 years ago) | 1 November 1995 (29 years ago) |
| Launch price (MSRP) | no data | $229 |
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 | 640 | no data |
| Core clock speed | 725 MHz | 40 MHz |
| Boost clock speed | 775 MHz | no data |
| Number of transistors | 1,500 million | 1 million |
| Manufacturing process technology | 28 nm | 600 nm |
| Texture fill rate | 31.00 | no data |
| Floating-point processing power | 0.992 TFLOPS | no data |
| ROPs | 16 | 1 |
| TMUs | 40 | no data |
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 | PCIe 3.0 x16 | PCI |
| Width | no data | 1-slot |
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 | EDO |
| Maximum RAM amount | 2 GB | 2 MB |
| Memory bus width | 128 Bit | 64 Bit |
| Memory clock speed | 1125 MHz | 40 MHz |
| Memory bandwidth | 72 GB/s | 320.0 MB/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 | 1x VGA |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_1) | N/A |
| Shader Model | 5.1 | no data |
| OpenGL | 4.6 | N/A |
| OpenCL | 1.2 | N/A |
| Vulkan | 1.2.131 | N/A |
Pros & cons summary
| Recency | 1 April 2013 | 1 November 1995 |
| Maximum RAM amount | 2 GB | 2 MB |
| Chip lithography | 28 nm | 600 nm |
HD 8870M has an age advantage of 17 years, a 102300% higher maximum VRAM amount, and a 2042.9% more advanced lithography process.
We couldn't decide between Radeon HD 8870M and WinBoost. We've got no test results to judge.
Be aware that Radeon HD 8870M is a notebook card while WinBoost is a desktop 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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