GPU comparison with benchmarksIn the gpu comparison between the AMD Radeon RX 6900 XT and the GIGABYTE GeForce RTX 4090 WINDFORCE 24G, 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. GIGABYTE GeForce RTX 4090 WINDFORCE 24G is based on NVIDIA GeForce RTX 4090, which has 16384 shaders and 128 execution units. |
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AMD Radeon RX 6900 XT | GPU | GIGABYTE GeForce RTX 4090 WINDFORCE 24G |
AMD Radeon RX 6900 XT | Based on | NVIDIA GeForce RTX 4090 |
Navi 21 | GPU Chip | AD102-300-A1 |
RDNA 2 | Architecture | Ada Lovelace |
80 | Streaming Multiprocessors | 128 |
5120 | Shader | 16384 |
128 | Render Output Units | 176 |
320 | Texture Units | 512 |
80 | Raytracing Cores | 128 |
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 GIGABYTE GeForce RTX 4090 WINDFORCE 24G can access 24 GB GDDR6X graphics memory and thus achieves a memory bandwidth of 1008 GB/s. |
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16 GB | Memory Size | 24 GB |
GDDR6 | Memory Type | GDDR6X |
2.000 GHz | Memory Clock | 1.313 GHz |
16.0 Gbps | Memory Speed | 21.0 Gbps |
512 GB/s | Memory bandwidth | 1008 GB/s |
256 bit | Memory Interface | 384 bit |
Clock SpeedsThe AMD Radeon RX 6900 XT clocks in the base with up to 1.825 GHz. The base frequency of the GIGABYTE GeForce RTX 4090 WINDFORCE 24G is 2.235 GHz. |
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1.825 GHz | Base Clock | 2.235 GHz |
2.250 GHz | Boost Clock | 2.520 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 GIGABYTE GeForce RTX 4090 WINDFORCE 24G has a TDP of 450 W and is supplied with the required energy via 1 x 16-Pin PCIe power connectors. |
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300 W | TDP | 450 W |
345 W | TDP (up) | 450 W |
100 °C | Tjunction max | 90 °C |
2 x 8-Pin | PCIe-Power | 1 x 16-Pin |
Cooler & FansThe AMD Radeon RX 6900 XT has a total of 3 Axial fans. The GIGABYTE GeForce RTX 4090 WINDFORCE 24G has 3 Axial fans to cool the GPU and memory. |
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Axial | Fan-Type | Axial |
3 x 80 mm | Fan 1 | 3 x 100 mm |
-- | Fan 2 | -- |
Air cooling | Cooler-Type | Air cooling |
0 dB | Noise (Idle) | 0 dB |
38 dB | Noise (Load) | -- |
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 GIGABYTE GeForce RTX 4090 WINDFORCE 24G 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 GIGABYTE GeForce RTX 4090 WINDFORCE 24G 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 GIGABYTE GeForce RTX 4090 WINDFORCE 24G is 331 mm long, 150 mm high and 70 mm wide. |
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267 mm | Length | 331 mm |
120 mm | Height | 150 mm |
-- | Width | 70 mm |
3 PCIe-Slots | Width (Slots) | 4 PCIe-Slots |
1492 g | Weight | -- |
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 GIGABYTE GeForce RTX 4090 WINDFORCE 24G was introduced in Q4/2022 at a price of 1,969 $. |
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102-D412 | Part-no | GV-N4090WF3-24GD |
Q4/2020 | Release date | Q4/2022 |
999 $ | Launch Price | 1,969 $ |
7 nm | Structure size | 5 nm |
data sheet | Documents | data sheet |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6900 XT
16 GB GDDR6 |
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GIGABYTE GeForce RTX 4090 WINDFORCE 24G
24 GB GDDR6X |