GPU comparison with benchmarksThe GIGABYTE GeForce GTX 1660 GAMING 6G has 1408 shader units and these clock a maximum of 1.79 GHz which results in an FP32 computing power of 5.03 TFLOPS.
The ASRock Radeon RX 6600 Challenger D has 1792 shader units and these clock at a maximum of 2.49 GHz and achieve an FP32 computing power of 8.93 TFLOPS. |
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GPUThe GIGABYTE GeForce GTX 1660 GAMING 6G is equipped with a graphics chip of the Turing architecture, which has 22 streaming multiprocessors. The graphics card ASRock Radeon RX 6600 Challenger D is based on the RDNA 2 architecture and is equipped with 28 execution units. |
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GIGABYTE GeForce GTX 1660 GAMING 6G | GPU | ASRock Radeon RX 6600 Challenger D |
NVIDIA GeForce GTX 1660 | Based on | AMD Radeon RX 6600 |
TU116-300-A1 | GPU Chip | Navi 23 XL |
Turing | Architecture | RDNA 2 |
22 | Streaming Multiprocessors | 28 |
1408 | Shader | 1792 |
48 | Render Output Units | 64 |
88 | Texture Units | 112 |
0 | Raytracing Cores | 28 |
MemoryThe GIGABYTE GeForce GTX 1660 GAMING 6G is equipped with a 6 GB large GDDR5 graphics memory, which is equipped with 2.000 GHz clocks. The ASRock Radeon RX 6600 Challenger D has a 8 GB large GDDR6 graphics memory and the memory clock is 1.750GHz. |
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6 GB | Memory Size | 8 GB |
GDDR5 | Memory Type | GDDR6 |
2.000 GHz | Memory Clock | 1.750 GHz |
8.0 Gbps | Memory Speed | 14.0 Gbps |
192 GB/s | Memory bandwidth | 224 GB/s |
192 bit | Memory Interface | 128 bit |
Clock SpeedsThe GIGABYTE GeForce GTX 1660 GAMING 6G has a turbo clock of 1.785 GHz. The turbo frequency of the ASRock Radeon RX 6600 Challenger D is 2.491 GHz. |
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1.530 GHz | Base Clock | 1.626 GHz |
1.785 GHz | Boost Clock | 2.491 GHz |
Avg (Game) Clock | 2.04 GHz | |
Yes | Overclocking | Yes |
Thermal DesignThe GIGABYTE GeForce GTX 1660 GAMING 6G 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 95 °C. The ASRock Radeon RX 6600 Challenger D is equipped with a 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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120 W | TDP | 132 W |
-- | TDP (up) | -- |
95 °C | Tjunction max | 100 °C |
1 x 8-Pin | PCIe-Power | 1 x 8-Pin |
Cooler & FansThe graphics processor and graphics memory of the GIGABYTE GeForce GTX 1660 GAMING 6G are cooled with a Air cooling. The ASRock Radeon RX 6600 Challenger D is cooled by a Air cooling. |
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Axial | Fan-Type | Axial |
3 x 80 mm | Fan 1 | 2 x 95 mm |
-- | Fan 2 | -- |
Air cooling | Cooler-Type | Air cooling |
dB | Noise (Idle) | 0 dB |
-- | Noise (Load) | -- |
ConnectivityThe GIGABYTE GeForce GTX 1660 GAMING 6G supports the downward compatible copy protection HDCP in version 2.2. The ASRock Radeon RX 6600 Challenger D supports HDCP in version 2.3 and all previous versions. |
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3 | Max. Displays | 4 |
2.2 | HDCP-Version | 2.3 |
1x HDMI v2.0b | HDMI Ports | 1x HDMI v2.1 |
3x DP v1.4 | DP Ports | 3x DP v1.4 |
-- | DVI Ports | -- |
-- | VGA Ports | -- |
-- | USB-C Ports | -- |
FeaturesetThe GIGABYTE GeForce GTX 1660 GAMING 6G supports the DirectX standard from Microsoft in version 12_1. The ASRock Radeon RX 6600 Challenger D supports Microsoft's DirectX version 12_2 (Ultimate). |
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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 | 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 |
No | AV1 | Decode |
Decode | VP8 | Decode / Encode |
Decode | VP9 | Decode / Encode |
DimensionsThe GIGABYTE GeForce GTX 1660 GAMING 6G is 40 mm wide and therefore needs the space of 2 PCIe-Slots in the case. The width of the ASRock Radeon RX 6600 Challenger D is 40 mm and thus requires the space of 2 PCIe-Slots in the PC case. |
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280 mm | Length | 269 mm |
116 mm | Height | 132 mm |
40 mm | Width | 41 mm |
2 PCIe-Slots | Width (Slots) | 2 PCIe-Slots |
-- | Weight | 627 g |
PCIe 3.0 x 16 | GPU Interface | PCIe 4.0 x 8 |
Additional dataManufactured using the 12 nanometer process, GIGABYTE GeForce GTX 1660 GAMING 6G was released in Q1/2019. The ASRock Radeon RX 6600 Challenger D published in Q4/2021 is manufactured with a structure width of 7 nanometers. |
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GV-N1660GAMING-6GD | Part-no | RX6600 CLD 8G |
Q1/2019 | Release date | Q4/2021 |
219 $ (Reference) | Launch Price | 329 $ (Reference) |
12 nm | Structure size | 7 nm |
data sheet | Documents | data sheet |
GIGABYTE GeForce GTX 1660 GAMING 6G
6 GB GDDR5 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
GIGABYTE GeForce GTX 1660 GAMING 6G
6 GB GDDR5 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
GIGABYTE GeForce GTX 1660 GAMING 6G
6 GB GDDR5 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
GIGABYTE GeForce GTX 1660 GAMING 6G
6 GB GDDR5 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
GIGABYTE GeForce GTX 1660 GAMING 6G
6 GB GDDR5 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
GIGABYTE GeForce GTX 1660 GAMING 6G
6 GB GDDR5 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
GIGABYTE GeForce GTX 1660 GAMING 6G
6 GB GDDR5 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
GIGABYTE GeForce GTX 1660 GAMING 6G
6 GB GDDR5 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |
GIGABYTE GeForce GTX 1660 GAMING 6G
6 GB GDDR5 |
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ASRock Radeon RX 6600 Challenger D
8 GB GDDR6 |