GPU comparison with benchmarksIn the gpu comparison between the AMD Radeon RX 6900 XT and the NVIDIA GeForce RTX 3080 Founders Edition (LHR), we compare both the technical data and the benchmark results of the two graphics cards.
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GPUThe AMD Radeon RX 6900 XT is based on the AMD Radeon RX 6900 XT and has 5120 texture shaders and 80 execution units. NVIDIA GeForce RTX 3080 Founders Edition (LHR) is based on NVIDIA GeForce RTX 3080 LHR, which has 8704 shaders and 68 execution units. |
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AMD Radeon RX 6900 XT | GPU | NVIDIA GeForce RTX 3080 Founders Edition (LHR) |
AMD Radeon RX 6900 XT | Based on | NVIDIA GeForce RTX 3080 LHR |
Navi 21 | GPU Chip | GA102-202-K1-A1 |
RDNA 2 | Architecture | Ampere |
80 | Streaming Multiprocessors | 68 |
5120 | Shader | 8704 |
128 | Render Output Units | 96 |
320 | Texture Units | 272 |
80 | Raytracing Cores | 68 |
MemoryThe AMD Radeon RX 6900 XT has 16 GB of graphics memory of the type GDDR6 and achieves a memory bandwidth of 512 GB/s. The NVIDIA GeForce RTX 3080 Founders Edition (LHR) can access 10 GB GDDR6X graphics memory and thus achieves a memory bandwidth of 760 GB/s. |
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16 GB | Memory Size | 10 GB |
GDDR6 | Memory Type | GDDR6X |
2.000 GHz | Memory Clock | 1.188 GHz |
16.0 Gbps | Memory Speed | 19.0 Gbps |
512 GB/s | Memory bandwidth | 760 GB/s |
256 bit | Memory Interface | 320 bit |
Clock SpeedsThe AMD Radeon RX 6900 XT clocks in the base with up to 1.825 GHz. The base frequency of the NVIDIA GeForce RTX 3080 Founders Edition (LHR) is 1.440 GHz. |
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1.825 GHz | Base Clock | 1.440 GHz |
2.250 GHz | Boost Clock | 1.710 GHz |
2.02 GHz | Avg (Game) Clock | |
Yes | Overclocking | Yes |
Thermal DesignThe TDP (Thermal Design Power) of the AMD Radeon RX 6900 XT is 300 W. The graphics card is supplied with energy via the 2 x 8-Pin connector. The NVIDIA GeForce RTX 3080 Founders Edition (LHR) has a TDP of 320 W and is supplied with the required energy via 2 x 8-Pin PCIe power connectors. |
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300 W | TDP | 320 W |
345 W | TDP (up) | 370 W |
100 °C | Tjunction max | 93 °C |
2 x 8-Pin | PCIe-Power | 2 x 8-Pin |
Cooler & FansThe AMD Radeon RX 6900 XT has a total of 3 Axial fans. The NVIDIA GeForce RTX 3080 Founders Edition (LHR) has 2 Axial fans to cool the GPU and memory. |
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Axial | Fan-Type | Axial |
3 x 80 mm | Fan 1 | 2 x 85 mm |
-- | Fan 2 | -- |
Air cooling | Cooler-Type | Air cooling |
0 dB | Noise (Idle) | 0 dB |
38 dB | Noise (Load) | 43 dB |
ConnectivityIn the connectivity category, we recorded the number of ports on a graphics card. A total of 4 screens can be connected to the AMD Radeon RX 6900 XT. The NVIDIA GeForce RTX 3080 Founders Edition (LHR) supports a maximum of 4 screens. |
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4 | Max. Displays | 4 |
2.3 | HDCP-Version | 2.3 |
1x HDMI v2.1 | HDMI Ports | 1x HDMI v2.1 |
2x DP v1.4a | DP Ports | 3x DP v1.4a |
-- | DVI Ports | -- |
-- | VGA Ports | -- |
1 | USB-C Ports | -- |
FeaturesetThe AMD Radeon RX 6900 XT supports a maximum resolution of 7680x4320 pixels. The maximum resolution of the NVIDIA GeForce RTX 3080 Founders Edition (LHR) 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 |
Non addressable LED | LED | No LED lighting |
Supported Video CodecsThe support and acceleration of certain video codecs directly in the graphics card reduces the load when playing or creating videos. |
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Decode / Encode | h264 | Decode / Encode |
Decode / Encode | h265 / HEVC | Decode / Encode |
Decode | AV1 | Decode |
Decode / Encode | VP8 | Decode |
Decode / Encode | VP9 | Decode |
DimensionsThe AMD Radeon RX 6900 XT is 267 mm long, 120 mm high and -- wide. The NVIDIA GeForce RTX 3080 Founders Edition (LHR) is 285 mm long, 110 mm high and -- wide. |
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267 mm | Length | 285 mm |
120 mm | Height | 110 mm |
-- | Width | -- |
3 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
1492 g | Weight | 1350 g |
PCIe 4.0 x 16 | GPU Interface | PCIe 4.0 x 16 |
Additional dataThe AMD Radeon RX 6900 XT was released in Q4/2020 at a price of 999 $. The NVIDIA GeForce RTX 3080 Founders Edition (LHR) was introduced in Q3/2021 at a price of 699 $. |
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102-D412 | Part-no | -- |
Q4/2020 | Release date | Q3/2021 |
999 $ | Launch Price | 699 $ |
7 nm | Structure size | 8 nm |
data sheet | Documents | -- |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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NVIDIA GeForce RTX 3080 Founders Edition (LHR)
10 GB GDDR6X |