Thermalright Assassin X 120R SE Alternatives: 6 Similar Picks Compared

How Each Alternative Compares

Thermalright Assassin X 120R SE Air Cooler

This entry is the Thermalright Assassin X 120R SE Air Cooler itself. It serves as the baseline for comparison in this guide. The cooler features a 120mm fan with 66.17 CFM airflow and AGHP heat pipes. It supports sockets like LGA1700 and AM5. Its dimensions are 4.92x2.8x5.83 inches. It uses S-FDB bearings for longevity. This model is the reference point against which all other listed alternatives are measured for performance, size, and feature sets.

Thermalright Assassin X 120R SE Air Cooler

The Thermalright Assassin X 120 White ARGB offers the same core cooling performance as the original but adds aesthetic lighting. It includes ARGB features for visual customization in your build. The physical dimensions remain identical at 4.92x2.8x5.83 inches, ensuring it fits in the same cases. It supports additional sockets like LGA1851, providing broader future-proofing. If you prioritize a white color scheme and lighting effects without sacrificing thermal specs, this variant is the logical choice over the standard black model.

Thermalright Assassin X 120 RGB CPU Cooler

The Thermalright Assassin X 120 RGB CPU Cooler introduces RGB lighting to the lineup while maintaining similar thermal characteristics. It shares the same 1550 RPM fan speed and four heat pipe configuration. The dimensions are consistent with the original, measuring 4.92x2.8x5.83 inches. It supports modern sockets including LGA1851 and AM5. This model is suitable for users who want standard cooling performance but desire RGB lighting integration. It trades the original's minimalist look for customizable illumination, fitting well in cases where memory clearance and aesthetics matter.

Thermalright Assassin Spirit 120 Dual Fan Cooler

The Thermalright Assassin Spirit 120 Dual Fan Cooler steps up with a dual-fan design for enhanced cooling capacity. It is wider at 3.86 inches compared to the original's 2.8 inches, which may affect RAM clearance. The height is slightly taller at 6.06 inches. It retains the AGHP heat pipes and supports standard sockets like LGA1700 and AM5. This cooler is ideal for users who need quieter operation at higher loads or have more case space. It sacrifices compactness for improved thermal performance and reduced noise levels through the addition of a second fan.

Thermalright Assassin X 120R SE Plus

The Thermalright Assassin X 120R SE Plus enhances the original with dual fans and S-FDB bearings for quieter operation. It is wider at 3.78 inches, which requires checking RAM clearance in your specific case. The height matches the original at 5.83 inches. It supports the same socket lineup, including LGA1700 and AM5. This model is best for users who prioritize low noise levels and efficient cooling over a single-fan design. It offers a practical upgrade path for those who find the original too loud under heavy loads, without changing the cooler's height constraints.

Thermalright Assassin Spirit 120 EVO

The Thermalright Assassin Spirit 120 EVO is designed with taller dimensions, reaching 6.14 inches in height. It is narrower at 2.87 inches, which may improve RAM clearance in some configurations. It supports modern sockets like LGA1700 and AM5. This cooler is suited for users with mid-tower cases and tall RAM sticks who need robust cooling. It offers straightforward performance without extra features. The increased height allows for a larger heatsink surface area, potentially improving thermal dissipation compared to the shorter original model, making it a solid choice for performance-focused builds.

Thermalright Assassin Spirit 120 Dark Air Cooler

The Thermalright Assassin Spirit 120 Dark Air Cooler provides a non-RGB option with a dark aesthetic. It shares similar dimensions to the EVO variant, measuring 6.14x4.72x2.87 inches. It supports standard sockets including LGA1700 and AM5. This model is ideal for users who want solid cooling performance without any lighting effects. It prioritizes airflow and practicality over visual customization. If you prefer a stealthy look and do not need ARGB or RGB features, this cooler offers a reliable, no-frills alternative to the original, focusing on thermal efficiency and compatibility.

Quick picks

Our 7 picks

1 Best overall

Thermalright Assassin X 120R SE Air Cooler

Best for: Standard builds needing reliable LGA1700 cooling

Socket Compatibility

AM4, AM5, LGA1700, LGA1200

Cooler Height

148mm

Heat Pipes

4

Fan Size

120mm

Fan Speed

1550 RPM

Features

Fan

View on Amazon: Thermalright Assassin X 120R SE Air Cooler

This 120mm air cooler uses four 6mm copper heat pipes with AGHP technology to manage heat in various orientations. It includes a 12cm PWM fan rated for 66.17 CFM airflow and operates at 1550 RPM. The unit measures 148mm in height, fitting most mid-tower cases. It supports Intel LGA 1700/1200/115x and AMD AM4/AM5 sockets, making it a versatile option for standard builds.

Pros

• Four 6mm copper heat pipes with AGHP technology
• 120mm PWM fan delivers 66.17 CFM airflow
• S-FDB bearing for extended service life
• Supports AM4, AM5, LGA1700, and LGA1200 sockets

Cons

• 148mm height may not fit all small cases
• Requires motherboard backplate for AM4 and AM5 installation
• Lacks ARGB lighting features found in other variants

Good fit if

• You need reliable cooling for LGA1700 or AM5 platforms
• You prefer a non-RGB, functional design
• You have a mid-tower case with sufficient clearance

Skip if

• You require ARGB synchronization for your build
• Your case has a CPU cooler height limit below 148mm
• You want a cooler that includes an AM4 backplate

Verdict: Thermalright Assassin X 120R SE Air Cooler offers solid thermal performance through its 66.17 CFM fan and AGHP heat pipes. It fits users who prioritize raw cooling specs and socket compatibility over aesthetic lighting effects.

2 Best argb

Thermalright Assassin X 120 White ARGB

Best for: White builds needing quiet cooling

Socket Compatibility

AM4, AM5, LGA 115X, 1200, 1700, 1851

Cooler Height

148 mm

Heat Pipes

4

Fan Size

120 mm

TDP Rating

125-225 W

Fan Speed

1550 RPM

View on Amazon: Thermalright Assassin X 120 White ARGB

This white CPU air cooler pairs a 120 mm fan with four 6 mm heat pipes. It handles 125 to 225 W TDP loads while keeping noise under 25.6 dB. The 1550 RPM fan moves 66.17 CFM of air. It fits modern Intel and AMD sockets. You get ARGB lighting and a 148 mm height for standard cases.

Pros

• Four 6 mm heat pipes with AGHP technology
• ARGB lighting with 4-pin PWM control
• Quiet operation at 25.6 dB max
• Supports AM4, AM5, and LGA sockets

Cons

• 148 mm height may block tall RAM
• 1550 RPM max speed limits peak cooling
• Aluminum heatsink has lower mass than copper

Good fit if

• You want a white build with ARGB
• You need quiet operation under 26 dB
• You have a medium-sized computer case

Skip if

• You have very tall RAM modules
• You need a cooler over 148 mm
• You require a copper base heatsink

Verdict: Thermalright Assassin X 120R SE ARGB White suits users who prioritize aesthetics and low noise. It delivers reliable cooling for standard builds without exceeding case height limits.

3 Best budget

Thermalright Assassin X 120 RGB CPU Cooler

Best for: Medium cases with RGB lighting needs

Socket Compatibility

AM4, AM5, LGA1700, LGA1851, LGA1200

Cooler Height

148mm

Heat Pipes

4

Fan Size

120mm

Fan Speed

1550 RPM

Lighting

RGB

View on Amazon: Thermalright Assassin X 120 RGB CPU Cooler

This cooler uses a 120mm fan and four 6mm heat pipes to move heat from the copper base. It reaches 1550 RPM with an airflow of 66.17 CFM. The unit stands 148mm tall, which fits most medium cases without blocking memory. You get RGB lighting and S-FDB bearings for quiet operation. It supports AM5 and LGA1700 sockets.

Pros

• Four 6mm heat pipes for efficient heat transfer
• 120mm PWM fan reaches 1550 RPM with 66.17 CFM airflow
• S-FDB bearings reduce noise and extend fan life
• 148mm height allows memory clearance in standard cases
• RGB lighting shares a single interface for easy setup

Cons

• Fan speed caps at 1550 RPM, lower than some competitors
• Aluminum fins limit total heat dissipation capacity
• Single fan design offers less surface area than dual-fan units

Good fit if

• You need a low-profile cooler that fits in compact cases
• You want RGB lighting without complex wiring
• You use AM5 or LGA1700 processors with moderate heat output

Skip if

• You require fan speeds above 1550 RPM for extreme cooling
• You have tall memory modules that exceed 148mm clearance
• You prefer dual-fan configurations for maximum airflow

Verdict: Thermalright Assassin X 120R SE V2 provides reliable cooling for mainstream CPUs with its 1550 RPM fan and four heat pipes. It fits well in medium cases where memory clearance matters and RGB lighting is desired.

4 Best premium

Thermalright Assassin Spirit 120 Dual Fan Cooler

Best for: quiet cooling in medium cases

Socket Compatibility

AM4, AM5, LGA1700, 1150, 1151, 1200

Cooler Height

154mm

Heat Pipes

4

Fan Size

120mm

Fan Speed

1500 RPM ± 10%

Features

Fan

View on Amazon: Thermalright Assassin Spirit 120 Dual Fan Cooler

This cooler uses dual 120mm fans to move up to 66.17 CFM of air. It features four 6mm heat pipes with AGHP technology to manage heat in any orientation. The 154mm height fits medium cases. It supports AM4, AM5, and LGA1700 sockets. You get quiet operation at 25.6 dB. This setup offers reliable cooling for standard desktop builds.

Pros

• Dual 120mm PWM fans for increased airflow
• Four 6mm heat pipes with AGHP technology
• Low noise level of 25.6 dB(A)
• Supports AM5 and LGA1700 sockets

Cons

• 154mm height may not fit small cases
• No RGB lighting included
• All-aluminum fins limit heat capacity slightly

Good fit if

• You need quiet operation under 26 dB
• You use an AM5 or LGA1700 motherboard
• You have a medium-sized computer case

Skip if

• You require RGB lighting effects
• You have a compact ITX case
• You need support for older LGA115x sockets only

Verdict: Thermalright Assassin Spirit 120 V2 Plus delivers quiet cooling with dual fans and AGHP heat pipes. It is a solid choice for users with medium cases and modern AM5 or LGA1700 platforms.

5 Also great

Thermalright Assassin X 120R SE Plus

Best for: Quiet cooling in medium cases

Cooler Height

148mm

Heat Pipes

4

Fan Size

120mm

Fan Speed

1550RPM

Socket Compatibility

AM4, AM5, LGA 1700, LGA 1200, LGA 1150, LGA 1151

Features

Fan

View on Amazon: Thermalright Assassin X 120R SE Plus

This cooler uses four 6mm heat pipes and dual 120mm PWM fans to move up to 66.17 CFM of air. The S-FDB bearings keep noise at 25.6 dB(A) while maintaining efficient cooling. It fits AM4, AM5, and LGA 1700 sockets. The 148mm height suits medium cases. You get solid performance for standard builds without needing RGB lighting.

Pros

• Dual 120mm PWM fans for improved airflow
• S-FDB bearings for reduced noise and longer life
• Direct touch heat pipes with thermal paste
• Quiet operation at 25.6 dB(A)

Cons

• No ARGB lighting included
• 148mm height may not fit small cases
• Lacks a display or smart controls

Good fit if

• You need quiet cooling for standard builds
• You want reliable dual-fan performance
• You prefer a classic black design

Skip if

• You require RGB lighting effects
• You have a small form factor case
• You want smart fan control via app

Verdict: Thermalright Assassin X 120R SE Plus delivers quiet, efficient cooling with dual fans and S-FDB bearings. It is a practical choice for users who prioritize low noise and standard socket compatibility over aesthetic features.

6 Also great

Thermalright Assassin Spirit 120 EVO

Best for: AM5 builds with tall RAM

Cooler Height

156 mm

Heat Pipes

4

Fan Size

120 mm

Fan Speed

2000 RPM

Lighting

ARGB

Socket Compatibility

AM4, AM5, LGA 1700, LGA 1200, LGA 1150, LGA 1151

View on Amazon: Thermalright Assassin Spirit 120 EVO

This air cooler uses four 6mm heat pipes and a 120mm PWM fan to manage thermal loads. Its 156mm height and skewed design help you avoid conflicts with tall RAM sticks. The aluminum fins and direct-touch copper base provide a solid cooling foundation. It supports major Intel and AMD sockets. You get reliable performance for standard desktop builds without needing complex RGB setups.

Pros

• Four 6mm heat pipes with direct-touch copper base
• Skewed memory avoidance design for easier installation
• Supports Intel LGA 1700 and AMD AM5 sockets
• 120mm PWM fan with 2000RPM max speed

Cons

• 156mm height may not fit smaller cases
• No ARGB lighting on the standard D6 model
• Single 120mm fan limits airflow compared to dual-tower designs

Good fit if

• You need a cooler that clears tall RAM modules
• You are building on an AM5 or LGA 1700 platform
• You prefer a simple black finish over RGB effects

Skip if

• You have a compact case with a 155mm height limit
• You require ARGB synchronization for your build
• You need a dual-tower cooler for extreme overclocking

Verdict: Thermalright Assassin Spirit 120 EVO offers straightforward cooling for mainstream users who prioritize RAM clearance and socket compatibility. It fits best in mid-tower cases where tall memory sticks are common.

7 Also great

Thermalright Assassin Spirit 120 Dark Air Cooler

Best for: Users seeking dark, non-RGB cooling

Cooler Height

156mm

Heat Pipes

4

Fan Size

120mm

Fan Speed

1850 RPM

Socket Compatibility

AM4, AM5, LGA 1700, LGA 1200, LGA 1150, LGA 1151

Features

Fan

View on Amazon: Thermalright Assassin Spirit 120 Dark Air Cooler

This air cooler uses four 6mm heat pipes and a 120mm PWM fan to move heat away from your processor. The fan spins up to 1850 RPM, delivering 70.4 CFM of airflow. It fits Intel LGA 1700 and AMD AM5 sockets. The 156mm height requires clearance for large RAM modules. It suits users who need reliable cooling without RGB lighting.

Pros

• Four 6mm fully plated heat pipes
• 120mm PWM fan reaches 1850 RPM
• 70.4 CFM maximum airflow
• Compatible with AM5 and LGA 1700

Cons

• 156mm height limits RAM clearance
• No ARGB lighting included
• Fan noise reaches 27 dB

Good fit if

• You want a dark, non-RGB cooler
• You need AM5 socket support
• You have standard case dimensions

Skip if

• You require RGB lighting effects
• You have tall RAM sticks
• You need a low-profile build

Verdict: Thermalright Assassin Spirit 120 EVO Dark provides solid cooling performance for standard cases. It is a practical option for users who prioritize airflow over aesthetics.

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Frequently asked questions