GPU comparison with benchmarksThe PowerColor Fighter Radeon RX 6600 XT has 2048 shader units and these clock a maximum of 2.59 GHz which results in an FP32 computing power of 10.61 TFLOPS.
The ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5 has 1408 shader units and these clock at a maximum of 1.85 GHz and achieve an FP32 computing power of 5.20 TFLOPS. |
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GPUThe PowerColor Fighter Radeon RX 6600 XT is equipped with a graphics chip of the RDNA 2 architecture, which has 32 streaming multiprocessors. The graphics card ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5 is based on the Turing architecture and is equipped with 22 execution units. |
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PowerColor Fighter Radeon RX 6600 XT | GPU | ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5 |
AMD Radeon RX 6600 XT | Based on | NVIDIA GeForce GTX 1660 |
Navi 23 XT | GPU Chip | TU116-300-A1 |
RDNA 2 | Architecture | Turing |
32 | Streaming Multiprocessors | 22 |
2048 | Shader | 1408 |
64 | Render Output Units | 48 |
128 | Texture Units | 88 |
32 | Raytracing Cores | 0 |
MemoryThe PowerColor Fighter Radeon RX 6600 XT is equipped with a 8 GB large GDDR6 graphics memory, which is equipped with 2.000 GHz clocks. The ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5 has a 6 GB large GDDR5 graphics memory and the memory clock is 2.000GHz. |
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8 GB | Memory Size | 6 GB |
GDDR6 | Memory Type | GDDR5 |
2.000 GHz | Memory Clock | 2.000 GHz |
16.0 Gbps | Memory Speed | 8.0 Gbps |
256 GB/s | Memory bandwidth | 192 GB/s |
128 bit | Memory Interface | 192 bit |
Clock SpeedsThe PowerColor Fighter Radeon RX 6600 XT has a turbo clock of 2.589 GHz. The turbo frequency of the ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5 is 1.845 GHz. |
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1.968 GHz | Base Clock | 1.530 GHz |
2.589 GHz | Boost Clock | 1.845 GHz |
2.36 GHz | Avg (Game) Clock | |
Yes | Overclocking | Yes |
Thermal DesignThe PowerColor Fighter Radeon RX 6600 XT has 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 ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5 is equipped with a 1 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 95 °C. |
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160 W | TDP | 120 W |
-- | TDP (up) | -- |
100 °C | Tjunction max | 95 °C |
1 x 8-Pin | PCIe-Power | 1 x 8-Pin |
Cooler & FansThe graphics processor and graphics memory of the PowerColor Fighter Radeon RX 6600 XT are cooled with a Air cooling. The ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5 is cooled by a Air cooling. |
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Axial | Fan-Type | Axial |
2 x 90 mm | Fan 1 | 2 x 90 mm |
-- | Fan 2 | -- |
Air cooling | Cooler-Type | Air cooling |
0 dB | Noise (Idle) | dB |
-- | Noise (Load) | -- |
ConnectivityThe PowerColor Fighter Radeon RX 6600 XT supports the downward compatible copy protection HDCP in version 2.3. The ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5 supports HDCP in version 2.2 and all previous versions. |
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4 | Max. Displays | 3 |
2.3 | HDCP-Version | 2.2 |
1x HDMI v2.1 | HDMI Ports | 1x HDMI v2.0b |
3x DP v1.4 | DP Ports | 3x DP v1.4 |
-- | DVI Ports | -- |
-- | VGA Ports | -- |
-- | USB-C Ports | -- |
FeaturesetThe PowerColor Fighter Radeon RX 6600 XT supports the DirectX standard from Microsoft in version 12_2 (Ultimate). The ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5 supports Microsoft's DirectX version 12_1. |
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7680x4320 | Max. resolution | 7680x4320 |
12_2 (Ultimate) | DirectX | 12_1 |
Yes | Raytracing | No |
Yes | DLSS / FSR | Yes |
Addressable LED | LED | No LED lighting |
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 | No |
Decode / Encode | VP8 | Decode |
Decode / Encode | VP9 | Decode |
DimensionsThe PowerColor Fighter Radeon RX 6600 XT is 39 mm wide and therefore needs the space of 2 PCIe-Slots in the case. The width of the ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5 is 39 mm and thus requires the space of 2 PCIe-Slots in the PC case. |
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200 mm | Length | 210 mm |
111 mm | Height | 119 mm |
39 mm | Width | 41 mm |
2 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
-- | Weight | -- |
PCIe 4.0 x 8 | GPU Interface | PCIe 3.0 x 16 |
Additional dataManufactured using the 7 nanometer process, PowerColor Fighter Radeon RX 6600 XT was released in Q3/2021. The ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5 published in Q1/2019 is manufactured with a structure width of 12 nanometers. |
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AXRX 6600XT 8GBD6-3DH | Part-no | ZT-T16600D-10M |
Q3/2021 | Release date | Q1/2019 |
379 $ (Reference) | Launch Price | 219 $ (Reference) |
7 nm | Structure size | 12 nm |
data sheet | Documents | data sheet |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
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ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5
6 GB GDDR5 |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
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ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5
6 GB GDDR5 |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
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ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5
6 GB GDDR5 |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
|||
ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5
6 GB GDDR5 |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
|||
ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5
6 GB GDDR5 |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
|||
ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5
6 GB GDDR5 |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
|||
ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5
6 GB GDDR5 |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
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ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5
6 GB GDDR5 |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
PowerColor Fighter Radeon RX 6600 XT
8 GB GDDR6 |
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ZOTAC GAMING GeForce GTX 1660 AMP 6GB GDDR5
6 GB GDDR5 |