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Geforce GTX 1080 Ti vs Radeon RX 6950 XT

Intro

The Geforce GTX 1080 Ti has a GPU clock speed of 1480 MHz, and the 11264 MB of GDDR5X RAM runs at 1376 MHz through a 352-bit bus. It also is made up of 3584 SPUs, 224 TAUs, and 88 Raster Operation Units.

Compare those specs to the Radeon RX 6950 XT, which has a GPU core clock speed of 1925 MHz, and 16384 MB of GDDR6 RAM running at 2250 MHz through a 256-bit bus. It also is comprised of 5120 Stream Processors, 320 TAUs, and 128 ROPs.

Display Graphs

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Power Usage and Theoretical Benchmarks

Power Consumption (Max TDP)

Geforce GTX 1080 Ti 250 Watts
Radeon RX 6950 XT 335 Watts
Difference: 85 Watts (34%)

Memory Bandwidth

Theoretically speaking, the Radeon RX 6950 XT should perform a small bit faster than the Geforce GTX 1080 Ti overall. (explain)

Radeon RX 6950 XT 589824 MB/sec
Geforce GTX 1080 Ti 495616 MB/sec
Difference: 94208 (19%)

Texel Rate

The Radeon RX 6950 XT is much (more or less 86%) better at texture filtering than the Geforce GTX 1080 Ti. (explain)

Radeon RX 6950 XT 616000 Mtexels/sec
Geforce GTX 1080 Ti 331520 Mtexels/sec
Difference: 284480 (86%)

Pixel Rate

The Radeon RX 6950 XT should be a lot (about 89%) faster with regards to AA than the Geforce GTX 1080 Ti, and also should be able to handle higher resolutions without slowing down too much. (explain)

Radeon RX 6950 XT 246400 Mpixels/sec
Geforce GTX 1080 Ti 130240 Mpixels/sec
Difference: 116160 (89%)

Please note that the above 'benchmarks' are all just theoretical - the results were calculated based on the card's specifications, and real-world performance may (and probably will) vary at least a bit.

Price Comparison

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Geforce GTX 1080 Ti

Amazon.com

Check prices at:

Radeon RX 6950 XT

Amazon.com

Check prices at:

Please note that the price comparisons are based on search keywords - sometimes it might show cards with very similar names that are not exactly the same as the one chosen in the comparison. We do try to filter out the wrong results as best we can, though.

Specifications

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Model Geforce GTX 1080 Ti Radeon RX 6950 XT
Manufacturer nVidia AMD
Year March 2017 May 2022
Code Name GP102 Navi 21
Memory 11264 MB 16384 MB
Core Speed 1480 MHz 1925 MHz
Memory Speed 11008 MHz 4500 GB/s
Power (Max TDP) 250 watts 335 watts
Bandwidth 495616 MB/sec 589824 MB/sec
Texel Rate 331520 Mtexels/sec 616000 Mtexels/sec
Pixel Rate 130240 Mpixels/sec 246400 Mpixels/sec
Unified Shaders 3584 5120
Texture Mapping Units 224 320
Render Output Units 88 128
Bus Type GDDR5X GDDR6
Bus Width 352-bit 256-bit
Fab Process 16 nm 7 nm
Transistors 12000 million 26800 million
Bus PCIe 3.0 x16 PCIe 4.0 x16
DirectX Version DirectX 12.0 DirectX 12
OpenGL Version OpenGL 4.5 OpenGL 4.6

Memory Bandwidth: Memory bandwidth is the max amount of data (in units of MB per second) that can be moved across the external memory interface within a second. The number is calculated by multiplying the interface width by its memory clock speed. If it uses DDR memory, the result should be multiplied by 2 again. If DDR5, multiply by 4 instead. The better the bandwidth is, the faster the card will be in general. It especially helps with anti-aliasing, High Dynamic Range and higher screen resolutions.

Texel Rate: Texel rate is the maximum amount of texture map elements (texels) that can be applied in one second. This number is calculated by multiplying the total number of texture units by the core speed of the chip. The better the texel rate, the better the graphics card will be at texture filtering (anisotropic filtering - AF). It is measured in millions of texels applied per second.

Pixel Rate: Pixel rate is the maximum number of pixels the graphics card could possibly record to the local memory in a second - measured in millions of pixels per second. The number is calculated by multiplying the amount of ROPs by the clock speed of the card. ROPs (Raster Operations Pipelines - also called Render Output Units) are responsible for filling the screen with pixels (the image). The actual pixel fill rate also depends on quite a few other factors, most notably the memory bandwidth of the card - the lower the bandwidth is, the lower the potential to reach the maximum fill rate.

Display Prices

Hide Prices

Geforce GTX 1080 Ti

Amazon.com

Check prices at:

Radeon RX 6950 XT

Amazon.com

Check prices at:

Please note that the price comparisons are based on search keywords - sometimes it might show cards with very similar names that are not exactly the same as the one chosen in the comparison. We do try to filter out the wrong results as best we can, though.

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