GPU comparison with benchmarksThe SAPPHIRE Radeon RX 6700 XT has 2560 shader units and these clock a maximum of 2.58 GHz which results in an FP32 computing power of 13.21 TFLOPS.
The PowerColor Red Devil Radeon RX 6600 XT has 2048 shader units and these clock at a maximum of 2.61 GHz and achieve an FP32 computing power of 10.68 TFLOPS. |
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GPUThe SAPPHIRE Radeon RX 6700 XT is equipped with a graphics chip of the RDNA 2 architecture, which has 40 streaming multiprocessors. The graphics card PowerColor Red Devil Radeon RX 6600 XT is based on the RDNA 2 architecture and is equipped with 32 execution units. |
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SAPPHIRE Radeon RX 6700 XT | GPU | PowerColor Red Devil Radeon RX 6600 XT |
AMD Radeon RX 6700 XT | Based on | AMD Radeon RX 6600 XT |
Navi 22 XT | GPU Chip | Navi 23 XT |
RDNA 2 | Architecture | RDNA 2 |
40 | Streaming Multiprocessors | 32 |
2560 | Shader | 2048 |
64 | Render Output Units | 64 |
160 | Texture Units | 128 |
40 | Raytracing Cores | 32 |
MemoryThe SAPPHIRE Radeon RX 6700 XT is equipped with a 12 GB large GDDR6 graphics memory, which is equipped with 2.000 GHz clocks. The PowerColor Red Devil Radeon RX 6600 XT has a 8 GB large GDDR6 graphics memory and the memory clock is 2.000GHz. |
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12 GB | Memory Size | 8 GB |
GDDR6 | Memory Type | GDDR6 |
2.000 GHz | Memory Clock | 2.000 GHz |
16.0 Gbps | Memory Speed | 16.0 Gbps |
384 GB/s | Memory bandwidth | 256 GB/s |
192 bit | Memory Interface | 128 bit |
Clock SpeedsThe SAPPHIRE Radeon RX 6700 XT has a turbo clock of 2.581 GHz. The turbo frequency of the PowerColor Red Devil Radeon RX 6600 XT is 2.607 GHz. |
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2.321 GHz | Base Clock | 2.188 GHz |
2.581 GHz | Boost Clock | 2.607 GHz |
2.42 GHz | Avg (Game) Clock | 2.43 GHz |
Yes | Overclocking | Yes |
Thermal DesignThe SAPPHIRE Radeon RX 6700 XT has 1 x 6-Pin, 1 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 PowerColor Red Devil Radeon RX 6600 XT is equipped with a 1 x 6-Pin, 1 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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230 W | TDP | 160 W |
-- | TDP (up) | -- |
100 °C | Tjunction max | 100 °C |
1 x 6-Pin, 1 x 8-Pin | PCIe-Power | 1 x 6-Pin, 1 x 8-Pin |
Cooler & FansThe graphics processor and graphics memory of the SAPPHIRE Radeon RX 6700 XT are cooled with a Air cooling. The PowerColor Red Devil Radeon RX 6600 XT is cooled by a Air cooling. |
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Axial | Fan-Type | Axial |
2 x 90 mm | Fan 1 | 2 x 100 mm |
-- | Fan 2 | -- |
Air cooling | Cooler-Type | Air cooling |
0 dB | Noise (Idle) | 0 dB |
-- | Noise (Load) | -- |
ConnectivityThe SAPPHIRE Radeon RX 6700 XT supports the downward compatible copy protection HDCP in version 2.3. The PowerColor Red Devil Radeon RX 6600 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 |
3x DP v1.4a | DP Ports | 3x DP v1.4 |
-- | DVI Ports | -- |
-- | VGA Ports | -- |
-- | USB-C Ports | -- |
FeaturesetThe SAPPHIRE Radeon RX 6700 XT supports the DirectX standard from Microsoft in version 12_2 (Ultimate). The PowerColor Red Devil Radeon RX 6600 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 SAPPHIRE Radeon RX 6700 XT is 40 mm wide and therefore needs the space of 3 PCIe-Slots in the case. The width of the PowerColor Red Devil Radeon RX 6600 XT is 40 mm and thus requires the space of 3 PCIe-Slots in the PC case. |
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267 mm | Length | 251 mm |
110 mm | Height | 133 mm |
40 mm | Width | 54 mm |
2 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
-- | Weight | -- |
PCIe 4.0 x 16 | GPU Interface | PCIe 4.0 x 8 |
Additional dataManufactured using the 7 nanometer process, SAPPHIRE Radeon RX 6700 XT was released in Q1/2021. The PowerColor Red Devil Radeon RX 6600 XT published in Q3/2021 is manufactured with a structure width of 7 nanometers. |
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21306-01-20G | Part-no | AXRX 6600XT 8GBD6-3DHE/OC |
Q1/2021 | Release date | Q3/2021 |
479 $ (Reference) | Launch Price | 379 $ (Reference) |
7 nm | Structure size | 7 nm |
data sheet | Documents | data sheet |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
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PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
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PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
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PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
|||
PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
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PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
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PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
|||
PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
|||
PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
|||
PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
|||
PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
|||
PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
|||
PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
|||
PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
|||
PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |
SAPPHIRE Radeon RX 6700 XT
12 GB GDDR6 |
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PowerColor Red Devil Radeon RX 6600 XT
8 GB GDDR6 |