Buying Guide
The Best 240mm AIO Coolers by Pump Speed
Three liquid coolers ranked on pump speed and fan size; the Frozen Notte 240 White is the cheapest route in.
By The PC Journal editorial team
11 min read3 products evaluated
A 240mm AIO fits most cases and cools mid-range CPUs. Every pick has a 240mm radiator, ordered by pump speed.
We ranked these liquid coolers on max pump speed, fan size and sockets named using manufacturer specifications; where a maker leaves out max pump speed, we say so rather than guess, since we have not benched them.
Quick Picks
Our 3 recommendations at a glance. Tap a pick for the full verdict.
Lowest Price Here
Thermalright Frozen Notte 240 White ARGB
The lowest price among these liquid coolers at the time of writing.
Best for: Keeping the budget tight.
Our take Check price for Thermalright Frozen Notte 240 White ARGB (opens in a new tab)
Also Consider
MSI MAG CORELIQUID A13 240
A split-flow radiator with the pump built into it.
Best for: Buyers who want split-flow radiator with the pump built into it.
Our take Check price for MSI MAG CORELIQUID A13 240 (opens in a new tab)
Premium Pick
CORSAIR Nautilus 240 RS ARGB
A pump rated at 20 dBA at the highest price in the group.
Best for: Buyers for whom price is not the deciding factor.
Our take Check price for CORSAIR Nautilus 240 RS ARGB (opens in a new tab)
| Pick | Why it’s here | Best for | Price |
|---|---|---|---|
| The lowest price among these liquid coolers at the time of writing. | Keeping the budget tight. | Check price for Thermalright Frozen Notte 240 White ARGB (opens in a new tab) |
| A split-flow radiator with the pump built into it. | Buyers who want split-flow radiator with the pump built into it. | Check price for MSI MAG CORELIQUID A13 240 (opens in a new tab) |
| A pump rated at 20 dBA at the highest price in the group. | Buyers for whom price is not the deciding factor. | Check price for CORSAIR Nautilus 240 RS ARGB (opens in a new tab) |
Our Picks
Lowest Price Here1 of 3
Thermalright Frozen Notte 240 White ARGB on Amazon (opens in a new tab)
The Frozen Notte 240 White is the cheapest white AIO here, with a 5,300 RPM pump.
Best for
- Keeping the budget tight.
Skip if
- Look at the other picks if you need a feature not covered above.
Why we like it
It also offers a white radiator and fans, a mirror-finish copper base and ARGB lighting on the pump and fans. Check that your case offers 240mm radiator support at the front or top, and allow for the radiator's thickness plus fans above the motherboard's heatsinks. The maker doesn't spell out LGA1851 mounting, so confirm it on the maker's site for a Core Ultra build.
It also brings highest pump speed of the picks (5300 RPM). It makes the most sense for keeping the budget tight, since it offers the lowest price among these liquid coolers at the time of writing. It was the cheapest of the group when we checked; the Coreliquid A13 240 was the next step up.
Key dimensions & specs
- Max pump speed: 5300 RPM
- Fan size: 120mm
- Sockets named: AM5, AM4, Intel
Pros
- White radiator and fans
- Mirror-finish copper base
- ARGB lighting on the pump and fans
- Highest pump speed of the picks (5300 RPM)
Also Consider2 of 3
MSI MAG CORELIQUID A13 240 on Amazon (opens in a new tab)
The Coreliquid A13 240 puts the pump in the radiator and uses 390mm tubes, which makes front mounting easy in compact cases.
Best for
- Buyers who want split-flow radiator with the pump built into it.
Skip if
- Skip it if price comes first: the Frozen Notte 240 White cost less when we checked.
Why we like it
It supports LGA 1851 out of the box. The split-flow radiator uses an integrated three-phase pump that spins up to 3800RPM on ceramic bearings. The pump runs up to 3800RPM, the tubing is 390mm, and it supports LGA 1851 out of the box.
Check that your case offers 240mm radiator support at the front or top, and allow for the radiator's thickness plus fans above the motherboard's heatsinks. It supports both AM5 and Intel LGA1851. It was priced above the Frozen Notte 240 White and below the Nautilus 240 RS at the time of writing.
Key dimensions & specs
- Max pump speed: 3800 RPM
- Tube length: 390mm
- Sockets named: AM5, AM4, LGA1851, LGA1700
Pros
- Mounts on both AM5 and Intel LGA1851
- Split-flow radiator with the pump built into it
- Ceramic pump bearings
Cons
- Costs more than the Frozen Notte 240 White at the time of writing
Premium Pick3 of 3
CORSAIR Nautilus 240 RS ARGB on Amazon (opens in a new tab)
The Nautilus 240 RS runs its daisy-chained fans straight from the motherboard, with no hub or app, and a pump Corsair rates at 20 dBA.
Best for
- Buyers for whom price is not the deciding factor.
Skip if
- Skip it if you need to know its pump speed before buying; the maker doesn't publish one.
Why we like it
Its convex cold plate comes with pre-applied paste, and RS120 ARGB fans use magnetic dome bearings. Check that your case offers 240mm radiator support at the front or top, and allow for the radiator's thickness plus fans above the motherboard's heatsinks. It supports both AM5 and Intel LGA1851.
At our last price check it topped the group, with the Coreliquid A13 240 the nearest cheaper option. If you want a confirmed pump speed, look to the Frozen Notte 240 White instead: it offers 5300 RPM, while this one gives no figure.
Key dimensions & specs
- Fan size: 120mm
- Cabling: Daisy-chained fans that connect straight to the motherboard
- Sockets named: AM5, AM4, LGA1851, LGA1700
Pros
- Daisy-chained fans that connect straight to the motherboard
- Mounts on both AM5 and Intel LGA1851
- Pump rated at 20 dBA
- A pump rated at 20 dBA at the highest price in the group
Cons
- No published pump speed
- Costs more than the Frozen Notte 240 White at the time of writing
How We Chose These 240mm AIO Coolers by Pump Speed
Each pick was assessed across 4 criteria weighted for real-world use.
- What we compared
- We compared three AIO coolers on pump speed, fan size and sockets named from manufacturer specifications. We did not test them in-house.
- What every pick has in common
- All 3, from the Frozen Notte 240 White to the Nautilus 240 RS, state sockets named.
- Where the specs have gaps
- The Nautilus 240 RS gives no pump speed; the Coreliquid A13 240 gives no fan size.
- Price range
- At our last check the picks ran from the Frozen Notte 240 White (under $50) to the Nautilus 240 RS ($50 to $100).
What to Look for in a 240mm AIO Cooler by Pump Speed
Key buying criteria so you get the right fit the first time.
How much pump speed you need
Here pump speed runs from 3800 RPM on the Coreliquid A13 240 to 5300 RPM on the Frozen Notte 240 White. Start with the Frozen Notte 240 White if pump speed decides it. No figure for the Nautilus 240 RS.
Extras that separate them
The Frozen Notte 240 White: a mirror-finish copper base. The Coreliquid A13 240: ceramic pump bearings. The Nautilus 240 RS: a pump rated at 20 dBA.
How much to spend
Under $50 buys the Frozen Notte 240 White; $50 to $100 buys the Coreliquid A13 240 and the Nautilus 240 RS at our last check.
Start from what matters most
Keeping the budget tight: the Frozen Notte 240 White. Buyers for whom price is not the deciding factor: the Nautilus 240 RS.
Mount the pump below the radiator's top
Air collects at the highest point of the loop. Keep the radiator's top edge above the pump, or tubes-down at the front, to avoid pump noise and wear.
How to Choose a 240mm AIO Cooler by Pump Speed
By priority
| Priority | Consider | Why |
|---|---|---|
| Keeping the budget tight | Frozen Notte 240 White | The lowest price among these liquid coolers at the time of writing |
| Buyers who want split-flow radiator with the pump built into it | Coreliquid A13 240 | A split-flow radiator with the pump built into it |
| Buyers for whom price is not the deciding factor | Nautilus 240 RS | A pump rated at 20 dBA at the highest price in the group |
Scroll sideways to see every column.
Key specs side by side
The Frozen Notte 240 White leads on pump speed at 5300 RPM, ahead of the Coreliquid A13 240 at 3800 RPM. "Not listed" means the maker leaves that figure out.
| AIO cooler | Max pump speed | Fan size | Sockets named |
|---|---|---|---|
| Frozen Notte 240 White | 5300 RPM | 120mm | AM5, AM4, Intel |
| Coreliquid A13 240 | 3800 RPM | Not listed | AM5, AM4, LGA1851, LGA1700 |
| Nautilus 240 RS | Not listed | 120mm | AM5, AM4, LGA1851, LGA1700 |
Scroll sideways to see every column.
By price at the time of writing
The Frozen Notte 240 White was the lowest-priced pick and the Nautilus 240 RS the highest when we checked; tiers move with Amazon pricing.
| Price tier | AIO coolers |
|---|---|
| Under $50 | Frozen Notte 240 White |
| About $50 to $100 | Coreliquid A13 240, Nautilus 240 RS |
Frequently Asked Questions
Is the Frozen Notte 240 White ahead of the Coreliquid A13 240 on pump speed?
The Frozen Notte 240 White leads at 5300 RPM, with the Coreliquid A13 240 at 3800 RPM. The Nautilus 240 RS doesn't state a figure, so it sits outside this comparison.
Why is the Nautilus 240 RS our Premium Pick pick?
It earns the label for a pump rated at 20 dBA at the highest price in the group. It suits buyers for whom price is not the deciding factor.
What extras do the Frozen Notte 240 White and the Coreliquid A13 240 include?
The Frozen Notte 240 White: a white radiator and fans. The Coreliquid A13 240: a split-flow radiator with the pump built into it. The Nautilus 240 RS: a pump rated at 20 dBA.
Who should choose the Frozen Notte 240 White?
The Frozen Notte 240 White carries our Lowest Price Here label for the lowest price among these liquid coolers at the time of writing. It ranks first of 3 here.
Should I pick the Frozen Notte 240 White or the Nautilus 240 RS?
The Frozen Notte 240 White suits keeping the budget tight; the Nautilus 240 RS suits buyers for whom price is not the deciding factor.
Bottom Line
Our first pick is the Frozen Notte 240 White, chosen for the lowest price among these liquid coolers at the time of writing. Look at the Coreliquid A13 240 for a split-flow radiator with the pump built into it and the Nautilus 240 RS for a pump rated at 20 dBA at the highest price in the group if those matter more to you.
Mount the radiator with the tubes below the top of the radiator.