GPU comparison with benchmarksThe AMD Radeon RX 7900 XT is based on the AMD Radeon RX 7900 XT (RDNA 3) and has 20 GB GDDR6 graphics memory with a bandwidth of 800 GB/s.
The NVIDIA GeForce RTX 5080 Founders Edition is based on the NVIDIA GeForce RTX 5080 (Blackwell) and has 16 GB GDDR7 graphics memory with a bandwidth of 960 GB/s. |
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GPUThe AMD Radeon RX 7900 XT has the Navi 31 graphics chip installed, which is based on the RDNA 3 architecture. The NVIDIA GeForce RTX 5080 Founders Edition is based on the graphics chip GB203-400-A1, which comes from the Blackwell architecture. |
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| AMD Radeon RX 7900 XT | GPU | NVIDIA GeForce RTX 5080 Founders Edition |
| AMD Radeon RX 7900 XT | Based on | NVIDIA GeForce RTX 5080 |
| Navi 31 | GPU Chip | GB203-400-A1 |
| RDNA 3 | Architecture | Blackwell |
| 84 | Streaming Multiprocessors | 84 |
| 5376 | Shader | 10752 |
| 192 | Render Output Units | 128 |
| 336 | Texture Units | 336 |
| 84 | Raytracing Cores | 84 |
MemoryThe graphics memory of the AMD Radeon RX 7900 XT clocks at 2.500 GHz, which corresponds to a speed of 20.0 Gbps. The graphics memory speed of the NVIDIA GeForce RTX 5080 Founders Edition is 30.0 Gbps and the clock speed is 1.875 GHz. |
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| 20 GB | Memory Size | 16 GB |
| GDDR6 | Memory Type | GDDR7 |
| 2.500 GHz | Memory Clock | 1.875 GHz |
| 20.0 Gbps | Memory Speed | 30.0 Gbps |
| 800 GB/s | Memory bandwidth | 960 GB/s |
| 320 bit | Memory Interface | 256 bit |
Clock SpeedsThe clock frequency of a graphics card determines the speed in connection with the graphics architecture. |
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| 1.500 GHz | Base Clock | 2.295 GHz |
| 2.400 GHz | Boost Clock | 2.617 GHz |
| 2.00 GHz | Avg (Game) Clock | |
| Yes | Overclocking | Yes |
Thermal DesignThe AMD Radeon RX 7900 XT is powered by 2 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 300 W. The NVIDIA GeForce RTX 5080 Founders Edition has 1 x 16-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 360 W. |
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| 300 W | TDP | 360 W |
| -- | TDP (up) | -- |
| 97 °C | Tjunction max | 88 °C |
| 2 x 8-Pin | PCIe-Power | 1 x 16-Pin |
Cooler & FansThe AMD Radeon RX 7900 XT is equipped with a total of 3 Axial main fans. The NVIDIA GeForce RTX 5080 Founders Edition has 2 Axial main fans that cool the GPU and memory. |
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| Axial | Fan-Type | Axial |
| 3 x 90 mm | Fan 1 | 2 x 110 mm |
| -- | Fan 2 | -- |
| Air cooling | Cooler-Type | Air cooling |
| 0 dB | Noise (Idle) | 0 dB |
| 37 dB | Noise (Load) | -- |
ConnectivityUp to 4 screens can be operated with the AMD Radeon RX 7900 XT. The NVIDIA GeForce RTX 5080 Founders Edition supports the operation of a maximum of 4 monitors. |
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| 4 | Max. Displays | 4 |
| 2.3 | HDCP-Version | 2.3 |
| 1x HDMI v2.1 | HDMI Ports | 1x HDMI v2.1b |
| 2x DP v2.1 | DP Ports | 3x DP v2.1b |
| -- | DVI Ports | -- |
| -- | VGA Ports | -- |
| 1 | USB-C Ports | -- |
FeaturesetWith the AMD Radeon RX 7900 XT it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels. The maximum supported resolution of the NVIDIA GeForce RTX 5080 Founders Edition is 7680x4320 pixels. |
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| 7680x4320 | Max. resolution | 7680x4320 |
| 12_2 (Ultimate) | DirectX | 12_2 (Ultimate) |
| Yes | Raytracing | Yes |
| Yes | DLSS / FSR | Yes |
| No LED lighting | LED | No LED lighting |
Supported Video CodecsThe support and acceleration of certain video codecs can have a positive impact on the lower energy consumption and less waste heat from the graphics card. |
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| Decode / Encode | h264 | Decode / Encode |
| Decode / Encode | h265 / HEVC | Decode / Encode |
| Decode / Encode | AV1 | Decode / Encode |
| Decode / Encode | VP8 | Decode / Encode |
| Decode / Encode | VP9 | Decode / Encode |
DimensionsThe AMD Radeon RX 7900 XT is connected to the system via PCIe 4 x 16 lanes and requires 3 PCIe-Slots space in the housing. The NVIDIA GeForce RTX 5080 Founders Edition needs the space of 3 PCIe-Slots in the case and has a PCIe 5 x 16 Lanes interface. |
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| 276 mm | Length | 304 mm |
| 113 mm | Height | 137 mm |
| 51 mm | Width | 48 mm |
| 3 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
| -- | Weight | -- |
| PCIe 4 x 16 | GPU Interface | PCIe 5 x 16 |
| No | SFF-Ready | Yes |
Additional dataThe AMD Radeon RX 7900 XT has been manufactured with a structure width of 5 nanometers since Q4/2022. The NVIDIA GeForce RTX 5080 Founders Edition came on the market in Q1/2025 and will have a structure width of 5 nanometers manufactured. |
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| -- | Part-no | -- |
| Q4/2022 | Release date | Q1/2025 |
| 899 $ | Launch Price | 1,169 $ (Reference) |
| 5 nm | Structure size | 5 nm |
| data sheet | Documents | data sheet |
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AMD Radeon RX 7900 XT
20 GB GDDR6 |
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NVIDIA GeForce RTX 5080 Founders Edition
16 GB GDDR7 |
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NVIDIA GeForce RTX 5080 Founders Edition
16 GB GDDR7 |
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NVIDIA GeForce RTX 5080 Founders Edition
16 GB GDDR7 |
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AMD Radeon RX 7900 XT
20 GB GDDR6 |
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NVIDIA GeForce RTX 5080 Founders Edition
16 GB GDDR7 |
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AMD Radeon RX 7900 XT
20 GB GDDR6 |
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NVIDIA GeForce RTX 5080 Founders Edition
16 GB GDDR7 |
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NVIDIA GeForce RTX 5080 Founders Edition
16 GB GDDR7 |
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AMD Radeon RX 7900 XT
20 GB GDDR6 |
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AMD Radeon RX 7900 XT
20 GB GDDR6 |
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AMD Radeon RX 7900 XT
20 GB GDDR6 |
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AMD Radeon RX 7900 XT
20 GB GDDR6 |
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AMD Radeon RX 7900 XT
20 GB GDDR6 |
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AMD Radeon RX 7900 XT
20 GB GDDR6 |
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AMD Radeon RX 7900 XT
20 GB GDDR6 |
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AMD Radeon RX 7900 XT
20 GB GDDR6 |
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AMD Radeon RX 7900 XT
20 GB GDDR6 |
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NVIDIA GeForce RTX 5080 Founders Edition
16 GB GDDR7 |
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