Radeon RX 6600S vs GeForce GTX 1080 11Gbps
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | not rated | 141 |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Pascal (2016−2021) | RDNA 2 (2020−2023) |
| GPU code name | GP104 | Navi 23 |
| Market segment | Desktop | Laptop |
| Release date | 20 April 2017 (7 years ago) | 4 January 2022 (2 years ago) |
| Launch price (MSRP) | $499 | 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 | 2560 | 1792 |
| Core clock speed | 1607 MHz | no data |
| Boost clock speed | 1733 MHz | 1881 MHz |
| Number of transistors | 7,200 million | 11,060 million |
| Manufacturing process technology | 16 nm | 7 nm |
| Power consumption (TDP) | 180 Watt | 80 Watt |
| Texture fill rate | 277.3 | 224.0 |
| Floating-point performance | 8.873 gflops | 7.168 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).
| Laptop size | no data | medium sized |
| Interface | PCIe 3.0 x16 | PCIe 4.0 x8 |
| Length | 267 mm | no data |
| Width | 2-slot | no data |
| Supplementary power connectors | 1x 8-pin | 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 | GDDR5X | GDDR6 |
| Maximum RAM amount | 8 GB | 4 GB |
| Memory bus width | 256 Bit | 128 Bit |
| Memory clock speed | 11008 MHz | 16000 MHz |
| Memory bandwidth | 352.3 GB/s | 224.0 GB/s |
| Shared memory | - | - |
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, 3x DisplayPort | No outputs |
| HDMI | + | - |
API compatibility
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_1) | 12.0 Ultimate (12_2) |
| Shader Model | 6.4 | 6.5 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.1 |
| Vulkan | 1.2.131 | 1.2 |
| CUDA | 6.1 | - |
Pros & cons summary
| Recency | 20 April 2017 | 4 January 2022 |
| Maximum RAM amount | 8 GB | 4 GB |
| Chip lithography | 16 nm | 7 nm |
| Power consumption (TDP) | 180 Watt | 80 Watt |
GTX 1080 11Gbps has a 100% higher maximum VRAM amount.
RX 6600S, on the other hand, has an age advantage of 4 years, a 128.6% more advanced lithography process, and 125% lower power consumption.
We couldn't decide between GeForce GTX 1080 11Gbps and Radeon RX 6600S. We've got no test results to judge.
Be aware that GeForce GTX 1080 11Gbps is a desktop card while Radeon RX 6600S is a notebook one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with similar GPUs
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
