This article covers サイズ SCYTHE ツインタワー・サイドフロー型CPUクーラー 2重反転方式ファン FUMA3.

Overview

Scythe, the CPU cooler brand from Japanese manufacturer Scythe Co., Ltd., offers the FUMA 3 (model SCFM-3000), a twin-tower side-flow air cooler designed for high-end cooling performance. The cooler uses six 6mm heat pipes that draw heat into two separate fin blocks, a layout that gives it the thermal capacity to handle demanding processors. A slim 15mm-thick fan sits at the front, while the heatsink itself is shifted rearward in an offset design to improve clearance around the motherboard.
Despite being a twin-tower design, the FUMA 3 keeps its total height to just 154mm, making it more compact than many rivals in this class. The fin stack features cutouts at the top and rear to avoid interfering with motherboard components, and a sandblasted black top cover gives the cooler a clean, premium look.
The fan configuration uses a counter-rotating setup: the front fan spins counterclockwise while the middle fan spins clockwise. This dual counter-rotating arrangement reduces airflow turbulence and improves both airflow volume and static pressure characteristics. With support for both Intel and AMD sockets, the FUMA 3 is a versatile air cooler positioned for mid-range to high-end builds.

Compatibility Guide

Socket support covers Intel LGA1150, LGA1151, LGA1155, LGA1156, LGA1200, LGA1700, LGA2011, LGA2011(V3), and LGA2066, plus AMD AM4 and AM5. That means it works with both current-generation Intel and AMD platforms, making it a solid choice whether you are building a fresh system or upgrading an existing one.
For LGA1700, the new retention mechanism uses a metal backplate for improved rigidity during installation. The 154mm total height is compact for a twin-tower cooler, so it should fit in most ATX mid-tower cases, but always check your case's CPU cooler clearance specification before buying.
Memory clearance is addressed through the offset fin design and the slim 15mm front fan, both of which reduce the risk of contact with tall memory modules or motherboard heatsinks. Still, it is wise to verify clearance if you plan to use memory with very tall heat spreaders.

Product Info

The FUMA 3 launched on August 25, 2023, and sits in the mid-to-high tier of the air cooler market. Its key strength is combining twin-tower cooling capability with a compact 154mm height, which is unusual for this class of cooler.
The counter-rotating fan design is a notable engineering feature, as it addresses the airflow turbulence that often plagues twin-tower coolers and improves the balance between airflow and static pressure. The black top cover adds a refined aesthetic that fits well in modern builds.

Best Use Cases

  • PC builders who want to cool a high-end CPU with air rather than liquid. The twin-tower layout and six heat pipes deliver strong thermal performance that can eliminate the need for a large AIO cooler. Not ideal for users with ultra-compact or slim cases where even 154mm of clearance is unavailable.
  • Users who are concerned about memory and motherboard clearance. The offset design and slim front fan reduce interference risk. However, if you insist on extremely tall memory heat spreaders, double-check the fit before installation.
  • Enthusiasts who value a balance of quiet operation and cooling efficiency. The counter-rotating fans streamline airflow for better efficiency. If you want RGB lighting or flashy aesthetics, the simple black design may feel too understated.

Things to Consider

While the 154mm height is compact for a twin-tower cooler, the overall width and depth are still substantial, so check your case's internal space before purchasing. Motherboards with large VRM heatsinks near the CPU socket may also require careful installation.
The slim 15mm front fan helps with clearance but may move less air than a standard 25mm fan. The counter-rotating design compensates by improving airflow efficiency, so overall cooling performance remains solid, but it is worth understanding the trade-off.
For users planning heavy overclocking on flagship CPUs, an air cooler may hit its limits. In that scenario, comparing against a large AIO liquid cooler is a sensible step before committing to this product.

FAQ

Q: Does the FUMA 3 work with the LGA1700 socket out of the box?
A: Yes, LGA1700 is included in the supported socket list, and the new retention mechanism uses a metal backplate for secure mounting.
Q: How well does it avoid memory clearance issues?
A: The slim 15mm front fan and the rearward-offset heatsink design are specifically intended to reduce interference with memory slots. Still, verify clearance if you plan to use very tall memory modules.
Q: What kind of CPUs is this cooler best suited for?
A: It supports a wide range of Intel and AMD sockets, making it a good match for mid-range to high-end CPUs that need robust air cooling.

Product Disclosure (Amazon)

  • Manufacturer: 株式会社サイズ
  • Brand: SCYTHE
  • Model: SCFM-3000
  • ASIN: B0CGZHQ223
  • Note: This article covers a manufacturer-made product based on Amazon listing details.