Radeon HD 8490 OEM vs HD 8550 OEM
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 | TeraScale 2 (2009−2015) | TeraScale 2 (2009−2015) |
| GPU code name | Turks | Caicos |
| Market segment | Desktop | Desktop |
| Release date | 25 October 2013 (11 years ago) | 23 July 2013 (11 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 | 480 | 160 |
| Core clock speed | 650 MHz | 875 MHz |
| Number of transistors | 716 million | 370 million |
| Manufacturing process technology | 40 nm | 40 nm |
| Power consumption (TDP) | 60 Watt | 35 Watt |
| Texture fill rate | 15.60 | 7.000 |
| Floating-point processing power | 0.624 TFLOPS | 0.28 TFLOPS |
| ROPs | 8 | 4 |
| TMUs | 24 | 8 |
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 2.0 x16 | PCIe 2.0 x16 |
| Length | no data | 168 mm |
| Width | 1-slot | 1-slot |
| Supplementary power connectors | None | None |
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 | DDR3 |
| Maximum RAM amount | 1 GB | 1 GB |
| Memory bus width | 128 Bit | 64 Bit |
| Memory clock speed | 800 MHz | 900 MHz |
| Memory bandwidth | 25.6 GB/s | 14.4 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 | 1x DVI, 1x HDMI, 1x VGA | 1x DVI, 1x DisplayPort |
| HDMI | + | - |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 11.2 (11_0) | 11.2 (11_0) |
| Shader Model | 5.0 | 5.0 |
| OpenGL | 4.4 | 4.4 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | N/A | N/A |
Pros & cons summary
| Recency | 25 October 2013 | 23 July 2013 |
| Power consumption (TDP) | 60 Watt | 35 Watt |
HD 8550 OEM has an age advantage of 3 months.
HD 8490 OEM, on the other hand, has 71.4% lower power consumption.
We couldn't decide between Radeon HD 8550 OEM and Radeon HD 8490 OEM. 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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