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2 Best ASUS Water Cooling Parts Under $300, Compared

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You need the best ASUS water cooling parts under $300 to keep your system cool and quiet. We compared 2 models using only the specifications published on the listings. The ASUS ROG Ryujin III White CPU Water Block leads because it includes an LCD screen for detailed monitoring. This feature makes it ideal for white builds needing VRM cooling. Each pick is chosen strictly for its published specs. This guide helps you decide which block fits your loop.

Quick picks

#ProductBest forPrice
1 ASUS ROG Ryujin III White CPU Water Block Best overall White builds needing VRM cooling and a large display Check price of ASUS ROG Ryujin III White CPU Water Block on Amazon
2 ASUS ROG Ryujin III Water Block with LCD Best budget Custom loop builders wanting VRM cooling Check price of ASUS ROG Ryujin III Water Block with LCD on Amazon

The best fit for you

Our 2 picks

Best overall

ASUS ROG Ryujin III White CPU Water Block

Best for: White builds needing VRM cooling and a large display

Socket Compatibility
LGA 1700, 1200, 115X, AM4, AM5
Lighting
Full Color LCD Display
Material
Copper alloy cold plate
Display
LCD Screen

View on Amazon: ASUS ROG Ryujin III White CPU Water Block Affiliate link

This white Asetek-powered water block features a 3.5-inch LCD display with a 60 FPS refresh rate. It includes an embedded VRM fan to reduce motherboard temperatures by up to 35°C. The copper alloy cold plate uses 178 micro-cooling fins for rapid heat transfer. It supports Intel LGA 1700, 1200, 115X and AMD AM5, AM4 sockets. It suits builders wanting high-end visual customization and specific VRM cooling.

Pros

  • 3.5-inch high-resolution LCD display with 60 FPS refresh rate
  • Embedded Axial-tech fan reduces VRM temperatures by up to 35°C
  • Asetek-powered block with 178 micro-cooling fins and copper alloy cold plate
  • Bundled all-copper ROG fittings for seamless water flow

Cons

  • Only includes the water block; radiators and fans are sold separately
  • No mention of software control for the LCD or fan curves
  • Higher price point than standard AIO coolers due to display and VRM fan

Good fit if

  • You want a white-themed build with a large visual display
  • You need active cooling for motherboard VRMs
  • You are building on Intel LGA 1700 or AMD AM5

Skip if

  • You prefer a complete AIO unit with radiators and fans included
  • You do not want a display on your CPU block
  • You are using older sockets like LGA 1151

Verdict: ASUS ROG Ryujin III WB White is a premium water block for users who prioritize visual customization and VRM temperature management. It fits builders who already have a loop setup and want a high-end aesthetic centerpiece.

Best budget

ASUS ROG Ryujin III Water Block with LCD

Best for: Custom loop builders wanting VRM cooling

Socket Compatibility
LGA 1700, 1200, 115X, AM4, AM5
Lighting
Full Color LCD Display
Material
Copper alloy cold plate
Display
LCD Screen

View on Amazon: ASUS ROG Ryujin III Water Block with LCD Affiliate link

The ASUS ROG Ryujin III WB is an Asetek-powered water block featuring a copper alloy cold plate with 178 micro-cooling fins. It includes a 3.5-inch LCD display with 60 FPS refresh and an embedded Axial-tech fan for VRM cooling. Compatible with Intel LGA 1700, 1200, 115X, and AMD AM4, AM5 sockets, it suits users wanting integrated VRM management and high-resolution visuals.

Pros

  • Asetek-powered water block with 178 micro-cooling fins
  • 3.5-inch LCD display with 60 FPS refresh rate
  • Embedded Axial-tech fan reduces VRM temperatures
  • All-copper ROG fittings included for loop aesthetics

Cons

  • No integrated radiator or fans; requires separate 240mm/280mm loop
  • Does not mention software control for the LCD or fan
  • Higher price point than standard AIO coolers

Good fit if

  • You want a water block with an integrated VRM fan
  • You prefer a high-resolution 3.5-inch LCD display
  • You are building a custom loop with separate radiators

Skip if

  • You need a complete AIO with radiator and fans
  • You want a simpler cooler without a display screen
  • You are on a tight budget for a full loop

Verdict: The ASUS ROG Ryujin III WB Asetek Water Block is a premium component for custom loops, offering integrated VRM cooling and a vivid display for builders who value detailed system monitoring.

Specifications side by side

Spec ASUS ROG Ryujin III White CPU Water Block ASUS ROG Ryujin III Water Block with LCD
Socket Compatibility LGA 1700, 1200, 115X, AM4, AM5 LGA 1700, 1200, 115X, AM4, AM5
Lighting Full Color LCD Display Full Color LCD Display
Material Copper alloy cold plate Copper alloy cold plate
Display LCD Screen LCD Screen
Size Water Block|White Water Block|Black
Color WHITE BLACK
Model ROG RYUJIN III WB WHT ROG RYUJIN III WB-AM4

Choose ASUS Water Cooling Parts Wisely

  1. Check Socket Compatibility

    Verify that the block supports your specific CPU socket. Both ASUS options listed here cover AM4, AM5, and LGA 1700. This broad compatibility ensures you can use the same block across different upgrade paths. If you are using an older AM4 processor, confirm the mounting hardware is included. For LGA 1700 systems, ensure the block fits your specific CPU height. Matching the socket is the first step in ensuring physical fit and thermal contact. Without the correct socket support, the block will not mount securely.

  2. Decide on VRM Cooling

    Determine if you need integrated voltage regulator module cooling. The ASUS ROG Ryujin III White CPU Water Block includes a dedicated VRM cooler. This feature helps manage motherboard power delivery temperatures, which is useful for high-end builds. The standard black version does not include this integrated cooler. If your motherboard has robust heatsinks on the VRMs, you may not need the extra block. However, for overclocked systems or boards with minimal cooling, the integrated option provides direct heat dissipation from the power phases.

  3. Select Your Color Scheme

    Choose a color that matches your build theme. The white model is designed for white-themed PC cases. It features a white copper base and matching accents. The black version suits traditional dark builds. Color affects the visual aesthetic of your custom loop. Ensure the block matches your radiators and fittings. The white block stands out in silver or white cases. The black block blends into dark setups. This choice is purely cosmetic but impacts the overall look of your system.

  4. Consider the LCD Display

    Both blocks feature an LCD screen for system monitoring. This display shows temperatures, usage stats, or custom images. The screen adds visual interest to your build. It allows you to check CPU temps without software. The display is integrated into the block head. Ensure your case has enough clearance for the screen. The screen also adds weight to the block. Verify your mounting bracket can support the additional mass. The display is a premium feature that enhances the user experience through real-time data visibility.

  5. Verify Material Quality

    Check the base material for thermal performance. Both ASUS blocks use a copper base. Copper offers excellent thermal conductivity. It transfers heat from the CPU to the coolant efficiently. Ensure the copper base is flat and smooth. A rough surface can reduce contact area. The material choice affects how quickly heat moves away from the processor. Copper is the standard for high-performance blocks. Avoid blocks with nickel plating if you prioritize raw thermal transfer, though nickel is often used for aesthetics.

Frequently asked questions

Do ASUS ROG Ryujin III water blocks include an LCD screen?

Yes, both the white and black versions feature an integrated LCD screen. This display allows you to monitor system temperatures, adjust fan curves, or show custom images. It serves as a visual centerpiece for your custom loop, providing real-time data directly on the block without needing separate software windows open on your desktop.

Which CPU sockets are supported by the ASUS ROG Ryujin III blocks?

Both listed models support AM4, AM5, and LGA 1700 sockets. This broad compatibility means you can use the same block across different AMD and Intel platforms. You do not need to buy a new block when upgrading your CPU, provided it fits one of these three major socket types.

Does the white ASUS water block cool the VRMs?

Yes, the ASUS ROG Ryujin III White CPU Water Block includes dedicated VRM cooling. It features a built-in heatsink that attaches to the motherboard's voltage regulator modules. This helps manage power delivery temperatures, which is useful for high-end builds where VRM thermal performance is critical for stability.

What material is used for the base of these ASUS water blocks?

The base of both the white and black ASUS blocks is made of copper. Copper is chosen for its high thermal conductivity, which efficiently transfers heat from the CPU die to the coolant. This material choice ensures reliable cooling performance for modern high-performance processors in custom liquid cooling loops.

Is the ASUS ROG Ryujin III White suitable for AM5 motherboards?

Yes, the white model supports the AM5 socket. It fits Ryzen 7000 and newer series processors. The block includes the necessary mounting hardware for this platform, allowing you to integrate it into a new AMD-based custom loop while maintaining the white aesthetic and gaining the added benefit of VRM cooling.

Can I use the black ASUS block for an LGA 1700 build?

Yes, the standard black ASUS ROG Ryujin III Water Block supports LGA 1700. It is compatible with Intel 12th, 13th, and 14th Gen processors. You get the same copper base construction and LCD display features as the white variant, though it lacks the integrated VRM cooler found on the white model.

See also