GPU comparison with benchmarksIn the gpu comparison between the GALAX GeForce GTX 1660 EX White (1-Click OC) and the PowerColor Red Devil Radeon RX 6900 XT, we compare both the technical data and the benchmark results of the two graphics cards.
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GPUThe GALAX GeForce GTX 1660 EX White (1-Click OC) is based on the NVIDIA GeForce GTX 1660 and has 1408 texture shaders and 22 execution units. PowerColor Red Devil Radeon RX 6900 XT is based on AMD Radeon RX 6900 XT, which has 5120 shaders and 80 execution units. |
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GALAX GeForce GTX 1660 EX White (1-Click OC) | GPU | PowerColor Red Devil Radeon RX 6900 XT |
NVIDIA GeForce GTX 1660 | Based on | AMD Radeon RX 6900 XT |
TU116-300-A1 | GPU Chip | Navi 21 |
Turing | Architecture | RDNA 2 |
22 | Streaming Multiprocessors | 80 |
1408 | Shader | 5120 |
48 | Render Output Units | 128 |
88 | Texture Units | 320 |
0 | Raytracing Cores | 80 |
MemoryThe GALAX GeForce GTX 1660 EX White (1-Click OC) has 6 GB of graphics memory of the type GDDR5 and achieves a memory bandwidth of 192 GB/s. The PowerColor Red Devil Radeon RX 6900 XT can access 16 GB GDDR6 graphics memory and thus achieves a memory bandwidth of 512 GB/s. |
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6 GB | Memory Size | 16 GB |
GDDR5 | Memory Type | GDDR6 |
2.000 GHz | Memory Clock | 2.000 GHz |
8.0 Gbps | Memory Speed | 16.0 Gbps |
192 GB/s | Memory bandwidth | 512 GB/s |
192 bit | Memory Interface | 256 bit |
Clock SpeedsThe GALAX GeForce GTX 1660 EX White (1-Click OC) clocks in the base with up to 1.530 GHz. The base frequency of the PowerColor Red Devil Radeon RX 6900 XT is 1.825 GHz. |
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1.530 GHz | Base Clock | 1.825 GHz |
1.845 GHz | Boost Clock | 2.340 GHz |
1.83 GHz | Avg (Game) Clock | 2.11 GHz |
Yes | Overclocking | Yes |
Thermal DesignThe TDP (Thermal Design Power) of the GALAX GeForce GTX 1660 EX White (1-Click OC) is 120 W. The graphics card is supplied with energy via the 1 x 8-Pin connector. The PowerColor Red Devil Radeon RX 6900 XT has a TDP of 300 W and is supplied with the required energy via 3 x 8-Pin PCIe power connectors. |
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120 W | TDP | 300 W |
-- | TDP (up) | 345 W |
95 °C | Tjunction max | 100 °C |
1 x 8-Pin | PCIe-Power | 3 x 8-Pin |
Cooler & FansThe GALAX GeForce GTX 1660 EX White (1-Click OC) has a total of 2 Axial fans. The PowerColor Red Devil Radeon RX 6900 XT has 3 Axial fans to cool the GPU and memory. |
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Axial | Fan-Type | Axial |
2 x 90 mm | Fan 1 | 2 x 100 mm |
-- | Fan 2 | 1 x 90 mm |
Air cooling | Cooler-Type | Air cooling |
dB | Noise (Idle) | 0 dB |
-- | Noise (Load) | 34 dB |
ConnectivityIn the connectivity category, we recorded the number of ports on a graphics card. A total of 3 screens can be connected to the GALAX GeForce GTX 1660 EX White (1-Click OC). The PowerColor Red Devil Radeon RX 6900 XT supports a maximum of 4 screens. |
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3 | Max. Displays | 4 |
2.2 | HDCP-Version | 2.3 |
1x HDMI v2.0b | HDMI Ports | 1x HDMI v2.1 |
1x DP v1.4 | DP Ports | 3x DP v1.4a |
1 | DVI Ports | -- |
-- | VGA Ports | -- |
-- | USB-C Ports | -- |
FeaturesetThe GALAX GeForce GTX 1660 EX White (1-Click OC) supports a maximum resolution of 7680x4320 pixels. The maximum resolution of the PowerColor Red Devil Radeon RX 6900 XT is 7680x4320 pixels. |
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7680x4320 | Max. resolution | 7680x4320 |
12_1 | DirectX | 12_2 (Ultimate) |
No | Raytracing | Yes |
Yes | DLSS / FSR | Yes |
No LED lighting | 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 |
No | AV1 | Decode |
Decode | VP8 | Decode / Encode |
Decode | VP9 | Decode / Encode |
DimensionsThe GALAX GeForce GTX 1660 EX White (1-Click OC) is 245 mm long, 133 mm high and 42 mm wide. The PowerColor Red Devil Radeon RX 6900 XT is 320 mm long, 135 mm high and 62 mm wide. |
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245 mm | Length | 320 mm |
133 mm | Height | 135 mm |
42 mm | Width | 62 mm |
2 PCIe-Slots | Width (Slots) | 3 PCIe-Slots |
-- | Weight | -- |
PCIe 3.0 x 16 | GPU Interface | PCIe 4.0 x 16 |
Additional dataThe GALAX GeForce GTX 1660 EX White (1-Click OC) was released in Q1/2019 at a price of 219 $ (Reference). The PowerColor Red Devil Radeon RX 6900 XT was introduced in Q4/2020 at a price of 1,099 $. |
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60SRH7DS04EW | Part-no | AXRX 6900XT 16GBD6-3DHE/OC |
Q1/2019 | Release date | Q4/2020 |
219 $ (Reference) | Launch Price | 1,099 $ |
12 nm | Structure size | 7 nm |
data sheet | Documents | data sheet |
GALAX GeForce GTX 1660 EX White (1-Click OC)
6 GB GDDR5 |
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PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
GALAX GeForce GTX 1660 EX White (1-Click OC)
6 GB GDDR5 |
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PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
GALAX GeForce GTX 1660 EX White (1-Click OC)
6 GB GDDR5 |
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PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
GALAX GeForce GTX 1660 EX White (1-Click OC)
6 GB GDDR5 |
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PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
GALAX GeForce GTX 1660 EX White (1-Click OC)
6 GB GDDR5 |
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PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
GALAX GeForce GTX 1660 EX White (1-Click OC)
6 GB GDDR5 |
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PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
GALAX GeForce GTX 1660 EX White (1-Click OC)
6 GB GDDR5 |
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PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
GALAX GeForce GTX 1660 EX White (1-Click OC)
6 GB GDDR5 |
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PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |
GALAX GeForce GTX 1660 EX White (1-Click OC)
6 GB GDDR5 |
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PowerColor Red Devil Radeon RX 6900 XT
16 GB GDDR6 |