GPU comparison with benchmarksThe ASUS ROG Strix GeForce RTX 3090 is based on the NVIDIA GeForce RTX 3090 (Ampere) and has 24 GB GDDR6X graphics memory with a bandwidth of 936 GB/s.
The PowerColor Red Devil Radeon RX 6900 XT Ultimate is based on the AMD Radeon RX 6900 XT (RDNA 2) and has 16 GB GDDR6 graphics memory with a bandwidth of 512 GB/s. |
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GPUThe ASUS ROG Strix GeForce RTX 3090 has the GA102-300-A1 graphics chip installed, which is based on the Ampere architecture. The PowerColor Red Devil Radeon RX 6900 XT Ultimate is based on the graphics chip Navi 21, which comes from the RDNA 2 architecture. |
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ASUS ROG Strix GeForce RTX 3090 | GPU | PowerColor Red Devil Radeon RX 6900 XT Ultimate |
NVIDIA GeForce RTX 3090 | Based on | AMD Radeon RX 6900 XT |
GA102-300-A1 | GPU Chip | Navi 21 |
Ampere | Architecture | RDNA 2 |
82 | Streaming Multiprocessors | 80 |
10496 | Shader | 5120 |
112 | Render Output Units | 128 |
328 | Texture Units | 320 |
82 | Raytracing Cores | 80 |
MemoryThe graphics memory of the ASUS ROG Strix GeForce RTX 3090 clocks at 1.219 GHz, which corresponds to a speed of 19.5 Gbps. The graphics memory speed of the PowerColor Red Devil Radeon RX 6900 XT Ultimate is 16.0 Gbps and the clock speed is 2.000 GHz. |
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24 GB | Memory Size | 16 GB |
GDDR6X | Memory Type | GDDR6 |
1.219 GHz | Memory Clock | 2.000 GHz |
19.5 Gbps | Memory Speed | 16.0 Gbps |
936 GB/s | Memory bandwidth | 512 GB/s |
384 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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1.395 GHz | Base Clock | 1.825 GHz |
1.725 GHz | Boost Clock | 2.425 GHz |
1.70 GHz | Avg (Game) Clock | 2.24 GHz |
Yes | Overclocking | Yes |
Thermal DesignThe ASUS ROG Strix GeForce RTX 3090 is powered by 3 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 350 W. The PowerColor Red Devil Radeon RX 6900 XT Ultimate has 3 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 300 W. |
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350 W | TDP | 300 W |
430 W | TDP (up) | 345 W |
93 °C | Tjunction max | 100 °C |
3 x 8-Pin | PCIe-Power | 3 x 8-Pin |
Cooler & FansThe ASUS ROG Strix GeForce RTX 3090 is equipped with a total of 3 Axial main fans. The PowerColor Red Devil Radeon RX 6900 XT Ultimate has 3 Axial main fans that cool the GPU and memory. |
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Axial | Fan-Type | Axial |
3 x 95 mm | Fan 1 | 2 x 100 mm |
-- | Fan 2 | 1 x 90 mm |
Air cooling | Cooler-Type | Air cooling |
0 dB | Noise (Idle) | 0 dB |
38-45 dB | Noise (Load) | 34 dB |
ConnectivityUp to 4 screens can be operated with the ASUS ROG Strix GeForce RTX 3090. The PowerColor Red Devil Radeon RX 6900 XT Ultimate supports the operation of a maximum of 4 monitors. |
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4 | Max. Displays | 4 |
2.3 | HDCP-Version | 2.3 |
2x HDMI v2.1 | HDMI Ports | 1x HDMI v2.1 |
3x DP v1.4a | DP Ports | 3x DP v1.4a |
-- | DVI Ports | -- |
-- | VGA Ports | -- |
-- | USB-C Ports | -- |
FeaturesetWith the ASUS ROG Strix GeForce RTX 3090 it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels. The maximum supported resolution of the PowerColor Red Devil Radeon RX 6900 XT Ultimate 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 |
ASUS Aura Sync | LED | Addressable LED |
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 | AV1 | Decode |
Decode | VP8 | Decode / Encode |
Decode | VP9 | Decode / Encode |
DimensionsThe ASUS ROG Strix GeForce RTX 3090 is connected to the system via PCIe 4.0 x 16 lanes and requires 3 PCIe-Slots space in the housing. The PowerColor Red Devil Radeon RX 6900 XT Ultimate needs the space of 3 PCIe-Slots in the case and has a PCIe 4.0 x 16 Lanes interface. |
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319 mm | Length | 320 mm |
140 mm | Height | 135 mm |
58 mm | Width | 62 mm |
3 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
1810 g | Weight | -- |
PCIe 4.0 x 16 | GPU Interface | PCIe 4.0 x 16 |
Additional dataThe ASUS ROG Strix GeForce RTX 3090 has been manufactured with a structure width of 8 nanometers since Q4/2020. The PowerColor Red Devil Radeon RX 6900 XT Ultimate came on the market in Q2/2021 and will have a structure width of 7 nanometers manufactured. |
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ROG-STRIX-RTX3090-24G-GAMING | Part-no | AXRX 6900XTU 16GBD6-3DHE/OC |
Q4/2020 | Release date | Q2/2021 |
1,639 $ | Launch Price | 999 $ (Reference) |
8 nm | Structure size | 7 nm |
data sheet | Documents | data sheet |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
|||
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
|||
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
|||
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
|||
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
|||
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
|||
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
|||
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
|||
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
|||
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
|||
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
|||
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
ASUS ROG Strix GeForce RTX 3090
24 GB GDDR6X |
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PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |