GPU comparison with benchmarksThe AMD Radeon RX 6800 XT has 4608 shader units and these clock a maximum of 2.25 GHz which results in an FP32 computing power of 20.74 TFLOPS.
The Sapphire Nitro+ Radeon RX 6900 XT has 5120 shader units and these clock at a maximum of 2.29 GHz and achieve an FP32 computing power of 23.40 TFLOPS. |
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GPUThe AMD Radeon RX 6800 XT is equipped with a graphics chip of the RDNA 2 architecture, which has 72 streaming multiprocessors. The graphics card Sapphire Nitro+ Radeon RX 6900 XT is based on the RDNA 2 architecture and is equipped with 80 execution units. |
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AMD Radeon RX 6800 XT | GPU | Sapphire Nitro+ Radeon RX 6900 XT |
AMD Radeon RX 6800 XT | Based on | AMD Radeon RX 6900 XT |
Navi 21 XT | GPU Chip | Navi 21 |
RDNA 2 | Architecture | RDNA 2 |
72 | Streaming Multiprocessors | 80 |
4608 | Shader | 5120 |
128 | Render Output Units | 128 |
288 | Texture Units | 320 |
72 | Raytracing Cores | 80 |
MemoryThe AMD Radeon RX 6800 XT is equipped with a 16 GB large GDDR6 graphics memory, which is equipped with 2.000 GHz clocks. The Sapphire Nitro+ Radeon RX 6900 XT has a 16 GB large GDDR6 graphics memory and the memory clock is 2.000GHz. |
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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 AMD Radeon RX 6800 XT has a turbo clock of 2.250 GHz. The turbo frequency of the Sapphire Nitro+ Radeon RX 6900 XT is 2.285 GHz. |
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1.825 GHz | Base Clock | 1.825 GHz |
2.250 GHz | Boost Clock | 2.285 GHz |
2.02 GHz | Avg (Game) Clock | 2.05 GHz |
Yes | Overclocking | Yes |
Thermal DesignThe AMD Radeon RX 6800 XT has 2 x 8-Pin connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 100 °C. The Sapphire Nitro+ Radeon RX 6900 XT is equipped with a 2 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 100 °C. |
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300 W | TDP | 340 W |
345 W | TDP (up) | 390 W |
100 °C | Tjunction max | 100 °C |
2 x 8-Pin | PCIe-Power | 2 x 8-Pin |
Cooler & FansThe graphics processor and graphics memory of the AMD Radeon RX 6800 XT are cooled with a Air cooling. The Sapphire Nitro+ Radeon RX 6900 XT is cooled by a Air cooling. |
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Axial | Fan-Type | Axial |
3 x 80 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 |
37 dB | Noise (Load) | 33 dB |
ConnectivityThe AMD Radeon RX 6800 XT supports the downward compatible copy protection HDCP in version 2.3. The Sapphire Nitro+ Radeon RX 6900 XT supports HDCP in version 2.3 and all previous versions. |
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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 6800 XT supports the DirectX standard from Microsoft in version 12_2 (Ultimate). The Sapphire Nitro+ Radeon RX 6900 XT supports Microsoft's DirectX version 12_2 (Ultimate). |
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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 | Addressable LED |
Supported Video CodecsThis area lists which video codecs can be decoded or encoded by the graphics cards in hardware. As a result, the power consumption can be reduced due to a lower processor load. |
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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 AMD Radeon RX 6800 XT is -- wide and therefore needs the space of 3 PCIe-Slots in the case. The width of the Sapphire Nitro+ Radeon RX 6900 XT is -- and thus requires the space of 3 PCIe-Slots in the PC case. |
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270 mm | Length | 310 mm |
120 mm | Height | 134 mm |
-- | Width | 55 mm |
3 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
1503 g | Weight | 1300 g |
PCIe 4.0 x 16 | GPU Interface | PCIe 4.0 x 16 |
Additional dataManufactured using the 7 nanometer process, AMD Radeon RX 6800 XT was released in Q4/2020. The Sapphire Nitro+ Radeon RX 6900 XT published in Q4/2020 is manufactured with a structure width of 7 nanometers. |
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-- | Part-no | 11308-01-20G |
Q4/2020 | Release date | Q4/2020 |
799 $ | Launch Price | 999 $ |
7 nm | Structure size | 7 nm |
data sheet | Documents | data sheet |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |
AMD Radeon RX 6800 XT
16 GB GDDR6 |
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Sapphire Nitro+ Radeon RX 6900 XT
16 GB GDDR6 |