GPU comparison with benchmarksIn the gpu comparison between the PowerColor Red Devil Radeon RX 6900 XT Ultimate and the Sapphire Nitro+ Radeon RX 6800 XT SE, we compare both the technical data and the benchmark results of the two graphics cards.
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GPUThe PowerColor Red Devil Radeon RX 6900 XT Ultimate is based on the AMD Radeon RX 6900 XT and has 5120 texture shaders and 80 execution units. Sapphire Nitro+ Radeon RX 6800 XT SE is based on AMD Radeon RX 6800 XT, which has 4608 shaders and 72 execution units. |
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PowerColor Red Devil Radeon RX 6900 XT Ultimate | GPU | Sapphire Nitro+ Radeon RX 6800 XT SE |
AMD Radeon RX 6900 XT | Based on | AMD Radeon RX 6800 XT |
Navi 21 | GPU Chip | Navi 21 XT |
RDNA 2 | Architecture | RDNA 2 |
80 | Streaming Multiprocessors | 72 |
5120 | Shader | 4608 |
128 | Render Output Units | 128 |
320 | Texture Units | 288 |
80 | Raytracing Cores | 72 |
MemoryThe PowerColor Red Devil Radeon RX 6900 XT Ultimate has 16 GB of graphics memory of the type GDDR6 and achieves a memory bandwidth of 512 GB/s. The Sapphire Nitro+ Radeon RX 6800 XT SE can access 16 GB GDDR6 graphics memory and thus achieves a memory bandwidth of 512 GB/s. |
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16 GB | Memory Size | 16 GB |
GDDR6 | Memory Type | GDDR6 |
2.000 GHz | Memory Clock | 2.000 GHz |
16.0 Gbps | Memory Speed | 16.0 Gbps |
512 GB/s | Memory bandwidth | 512 GB/s |
256 bit | Memory Interface | 256 bit |
Clock SpeedsThe PowerColor Red Devil Radeon RX 6900 XT Ultimate clocks in the base with up to 1.825 GHz. The base frequency of the Sapphire Nitro+ Radeon RX 6800 XT SE is 1.925 GHz. |
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1.825 GHz | Base Clock | 1.925 GHz |
2.425 GHz | Boost Clock | 2.360 GHz |
2.24 GHz | Avg (Game) Clock | 2.11 GHz |
Yes | Overclocking | Yes |
Thermal DesignThe TDP (Thermal Design Power) of the PowerColor Red Devil Radeon RX 6900 XT Ultimate is 300 W. The graphics card is supplied with energy via the 3 x 8-Pin connector. The Sapphire Nitro+ Radeon RX 6800 XT SE has a TDP of 300 W and is supplied with the required energy via 2 x 8-Pin PCIe power connectors. |
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300 W | TDP | 300 W |
345 W | TDP (up) | 345 W |
100 °C | Tjunction max | 100 °C |
3 x 8-Pin | PCIe-Power | 2 x 8-Pin |
Cooler & FansThe PowerColor Red Devil Radeon RX 6900 XT Ultimate has a total of 3 Axial fans. The Sapphire Nitro+ Radeon RX 6800 XT SE has 3 Axial fans to cool the GPU and memory. |
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Axial | Fan-Type | Axial |
2 x 100 mm | Fan 1 | 2 x 95 mm |
1 x 90 mm | Fan 2 | 1 x 85 mm |
Air cooling | Cooler-Type | Air cooling |
0 dB | Noise (Idle) | 0 dB |
34 dB | Noise (Load) | 36 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 PowerColor Red Devil Radeon RX 6900 XT Ultimate. The Sapphire Nitro+ Radeon RX 6800 XT SE 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 |
3x DP v1.4a | DP Ports | 2x DP v1.4a |
-- | DVI Ports | -- |
-- | VGA Ports | -- |
-- | USB-C Ports | 1 |
FeaturesetThe PowerColor Red Devil Radeon RX 6900 XT Ultimate supports a maximum resolution of 7680x4320 pixels. The maximum resolution of the Sapphire Nitro+ Radeon RX 6800 XT SE 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 |
Addressable LED | LED | Addressable LED |
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 / Encode |
Decode / Encode | VP9 | Decode / Encode |
DimensionsThe PowerColor Red Devil Radeon RX 6900 XT Ultimate is 320 mm long, 135 mm high and 62 mm wide. The Sapphire Nitro+ Radeon RX 6800 XT SE is 310 mm long, 135 mm high and 55 mm wide. |
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320 mm | Length | 310 mm |
135 mm | Height | 135 mm |
62 mm | Width | 55 mm |
3 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
-- | Weight | 1240 g |
PCIe 4.0 x 16 | GPU Interface | PCIe 4.0 x 16 |
Additional dataThe PowerColor Red Devil Radeon RX 6900 XT Ultimate was released in Q2/2021 at a price of 999 $ (Reference). The Sapphire Nitro+ Radeon RX 6800 XT SE was introduced in Q1/2021 at a price of 769 $. |
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AXRX 6900XTU 16GBD6-3DHE/OC | Part-no | 11304-01-20G |
Q2/2021 | Release date | Q1/2021 |
999 $ (Reference) | Launch Price | 769 $ |
7 nm | Structure size | 7 nm |
data sheet | Documents | data sheet |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT Ultimate
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6800 XT SE
16 GB GDDR6 |