For a CPU cooling fan compatible with Intel's LGA 1700 socket (for 12th Gen Alder Lake processors), you'll want to focus on coolers that specifically support this socket. The LGA 1700 socket has a different mounting mechanism compared to older Intel sockets, so it's important to ensure compatibility.

Here are some recommended cooling solutions for the LGA 1700 socket:

Air Coolers:

1. Noctua NH-D15

   • One of the best air coolers available, with dual towers and dual fans for excellent thermal performance. Noctua offers an LGA 1700-compatible mounting kit with the cooler.

   • Pros: Great cooling, quiet operation, reliable build.

   • Cons: Large size, may not fit in smaller cases.

2. be quiet! Dark Rock Pro 4

   • A premium, quiet air cooler with excellent cooling performance. It comes with an LGA 1700 bracket included.

   • Pros: Low noise, solid performance, great aesthetics.

   • Cons: Heavy and bulky, could be restrictive in some cases.

3. Cooler Master Hyper 212 Black Edition

   • A more budget-friendly air cooler that provides solid performance for mid-range systems. The LGA 1700 mounting bracket is included.

   • Pros: Affordable, decent performance.

   • Cons: Not as powerful as more expensive coolers, can be noisy under load.

4. Scythe Mugen 5 Rev.B

   • A good balance of price and performance with decent cooling capacity and quiet operation. The Mugen 5 also supports LGA 1700 out of the box.

   • Pros: Excellent performance-to-price ratio.

   • Cons: Slightly larger than some budget coolers.

Liquid Coolers (AIO - All-in-One):

1. Corsair iCUE H100i Elite Capellix

   • A 240mm AIO cooler with RGB and strong performance for a wide range of CPUs. It's compatible with LGA 1700 out of the box.

   • Pros: Great cooling, customizable RGB, compact radiator.

   • Cons: Higher price, RGB might not be for everyone.

2. NZXT Kraken Z63

   • A 280mm AIO with a customizable display and RGB lighting. It provides excellent cooling for higher-end CPUs.

   • Pros: Gorgeous display, high cooling performance.

   • Cons: Expensive, needs a case that can accommodate a 280mm radiator.

3. Arctic Liquid Freezer II 280

   • Known for providing excellent value, this AIO has a solid performance-to-price ratio and includes the LGA 1700 bracket.

   • Pros: Great cooling, affordable, includes LGA 1700 support.

   • Cons: The pump can be a little loud at higher loads.

4. Cooler Master MasterLiquid ML360R

   • A 360mm AIO cooler with RGB, which provides excellent cooling for overclocked 12th Gen processors.

   • Pros: Excellent cooling performance, 360mm radiator.

   • Cons: Large and may not fit in all cases, RGB not for everyone.

Things to Consider:

• Case Compatibility: Make sure your case can fit the cooler you choose, especially if you are going with a large air cooler or a larger AIO (like 280mm or 360mm).

• Cooling Needs: For a stock or mild overclocked 12th Gen CPU, a mid-range air cooler like the Scythe Mugen 5 or Hyper 212 should be sufficient. However, for more intensive workloads or higher overclocking, consider something more powerful, like the Noctua NH-D15 or an AIO solution.

• Noise Levels: If you prefer a quieter system, coolers like the be quiet! Dark Rock Pro 4 or Noctua NH-D15 are great options.

• Aesthetics: If RGB is important to you, go for something like the Corsair iCUE H100i or NZXT Kraken Z63.

If you already have a case and specific thermal needs, I can help narrow down the options further. Do you have a case in mind or a particular performance requirement?