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GeForce RTX 2080 SUPER vs Radeon RX 6900 XT

Intro

The GeForce RTX 2080 SUPER makes use of a 12 nm design. nVidia has set the core frequency at 1650 MHz. The GDDR6 memory runs at a frequency of 1937 MHz on this specific card. It features 3072 SPUs along with 192 Texture Address Units and 64 Rasterization Operator Units.

Compare all of that to the Radeon RX 6900 XT, which has core clock speeds of 1825 MHz on the GPU, and 2000 MHz on the 16384 MB of GDDR6 RAM. It features 5120 SPUs along with 320 Texture Address Units and 128 Rasterization Operator Units.

Display Graphs

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Power Usage and Theoretical Benchmarks

Power Consumption (Max TDP)

GeForce RTX 2080 SUPER 250 Watts
Radeon RX 6900 XT 300 Watts
Difference: 50 Watts (20%)

Memory Bandwidth

Theoretically speaking, the Radeon RX 6900 XT should be a little bit faster than the GeForce RTX 2080 SUPER in general. (explain)

Radeon RX 6900 XT 524288 MB/sec
GeForce RTX 2080 SUPER 507904 MB/sec
Difference: 16384 (3%)

Texel Rate

The Radeon RX 6900 XT will be a lot (about 84%) more effective at anisotropic filtering than the GeForce RTX 2080 SUPER. (explain)

Radeon RX 6900 XT 584000 Mtexels/sec
GeForce RTX 2080 SUPER 316800 Mtexels/sec
Difference: 267200 (84%)

Pixel Rate

The Radeon RX 6900 XT is a lot (about 121%) faster with regards to FSAA than the GeForce RTX 2080 SUPER, and also should be able to handle higher resolutions more effectively. (explain)

Radeon RX 6900 XT 233600 Mpixels/sec
GeForce RTX 2080 SUPER 105600 Mpixels/sec
Difference: 128000 (121%)

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 RTX 2080 SUPER

Amazon.com

Check prices at:

Radeon RX 6900 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 RTX 2080 SUPER Radeon RX 6900 XT
Manufacturer nVidia AMD
Year July 2019 2020
Code Name TU104-450-A1 Navi 21
Memory 8192 MB 16384 MB
Core Speed 1650 MHz 1825 MHz
Memory Speed 1937 GB/s 2000 GB/s
Power (Max TDP) 250 watts 300 watts
Bandwidth 507904 MB/sec 524288 MB/sec
Texel Rate 316800 Mtexels/sec 584000 Mtexels/sec
Pixel Rate 105600 Mpixels/sec 233600 Mpixels/sec
Unified Shaders 3072 5120
Texture Mapping Units 192 320
Render Output Units 64 128
Bus Type GDDR6 GDDR6
Bus Width 256-bit 256-bit
Fab Process 12 nm 7 nm
Transistors 13600 million 26800 million
Bus PCIe 3.0 x16 PCIe 4.0 x16
DirectX Version DirectX 12 DirectX 12
OpenGL Version OpenGL 4.6 OpenGL 4.6

Memory Bandwidth: Memory bandwidth is the largest amount of data (measured in megabytes per second) that can be moved across the external memory interface in a second. It is calculated by multiplying the interface width by its memory speed. If the card has DDR type RAM, the result should be multiplied by 2 again. If it uses DDR5, multiply by ANOTHER 2x. The better the card's memory bandwidth, the better the card will be in general. It especially helps with anti-aliasing, HDR and higher screen resolutions.

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

Pixel Rate: Pixel rate is the maximum amount of pixels that the graphics chip could possibly record to its local memory in a second - measured in millions of pixels per second. The figure is calculated by multiplying the amount of Raster Operations Pipelines by the the card's clock speed. ROPs (Raster Operations Pipelines - also sometimes called Render Output Units) are responsible for outputting the pixels (image) to the screen. The actual pixel rate also depends on lots of other factors, most notably the memory bandwidth of the card - the lower the bandwidth is, the lower the potential to get to the maximum fill rate.

Display Prices

Hide Prices

GeForce RTX 2080 SUPER

Amazon.com

Check prices at:

Radeon RX 6900 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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