Radeon R9 255 OEM vs GeForce 9100
Primary Details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Tesla (2006−2010) | GCN 1.0 (2012−2020) |
| GPU code name | C78 | Cape Verde |
| Market segment | Desktop | Desktop |
| Release date | 17 April 2007 (17 years ago) | 21 December 2013 (10 years ago) |
| Current price | $3.59 | no data |
Detailed Specifications
General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 16 | 512 |
| Core clock speed | 500 MHz | 900 MHz |
| Boost clock speed | no data | 930 MHz |
| Number of transistors | 210 million | 1,500 million |
| Manufacturing process technology | 80 nm | 28 nm |
| Power consumption (TDP) | 40 Watt | 65 Watt |
| Texture fill rate | 4.000 | 29.76 |
| Floating-point performance | no data | 952.3 gflops |
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 | PCI | PCIe 3.0 x16 |
| Width | IGP | 2-slot |
| Supplementary power connectors | no data | 1x 6-pin |
| Memory type | System Shared | GDDR5 |
| Maximum RAM amount | System Shared | 2 GB |
| Memory bus width | System Shared | 128 Bit |
| Memory clock speed | System Shared | 4600 MHz |
| Memory bandwidth | no data | 73.6 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 VGA, 1x S-Video | No outputs |
API Compatibility
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 11.1 (10_0) | 12 (11_1) |
| Shader Model | 4.0 | 5.1 |
| OpenGL | 3.3 | 4.6 |
| OpenCL | N/A | 1.2 |
| Vulkan | N/A | 1.2.131 |
Pros & Cons Summary
| Recency | 17 April 2007 | 21 December 2013 |
| Maximum RAM amount | System Shared | 2 GB |
| Chip lithography | 80 nm | 28 nm |
| Power consumption (TDP) | 40 Watt | 65 Watt |
We couldn't decide between GeForce 9100 and Radeon R9 255 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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