Noctua
Noctua NT-H1 3.5g AM5 Edition, Pro-Grade Thermal Compound with Thermal Paste Guard for AMD AM5 CPUs (3.5g)
Bottom line: The Noctua NT-H1 3.5g AM5 Edition: Includes NA-TPG1 guard to stop paste buildup in AM5 heatspreader cut-outs; main trade-off: AM5-shaped guard fits Ryzen AM5 only, not LGA1700 or TR4.
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Pros & Cons
Pros
- ✓ Includes NA-TPG1 guard to stop paste buildup in AM5 heatspreader cut-outs
- ✓ 3.5g pack covers roughly 15 AM5 applications
- ✓ No pre-spreading; wipes clean with dry tissue, no alcohol needed
- ✓ 150+ awards, 5-year on-CPU stability, 3-year shelf life
Cons
- ✗ AM5-shaped guard fits Ryzen AM5 only, not LGA1700 or TR4
- ✗ Non-conductive paste, not the lowest thermal resistance vs liquid metal
- ✗ Guard adds an install step first-timers may overlook
- ✗ Only about 3 applications on large TR4 processors
SpecPicks Verdict
SpecPicks scored Noctua NT-H1 3.5g AM5 Edition using a rating × review-volume × price-fit model applied to published specs and reviews across the cooling & fans category. Noctua's cooling & fans lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for cooling & fans of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- Renowned premium-grade thermal compound for optimal heat-transfer from the CPU or GPU to the heatsink; more than 150 awards and recommendations
- AM5 edition with NA-TPG1 thermal paste guard that keeps your AM5 based AMD Ryzen CPU clean by preventing thermal paste build-up in the cut-outs of the heatspreader
- Easy to apply (no need to spread before heatsink installation) and easy to clean with dry paper towel or tissue (no cleaning alcohol required)
- Trusted Noctua quality with excellent long-term stability: recommended storage time up to 3 years, recommended usage time on the CPU up to 5 years
- 3.5g pack for around 3-20 applications (depending on CPU size, e.g. ~3 applications for TR4, ~15 for AM4/AM5 or LGA1700, ~20 for LGA1200)
Full Specifications
| Brand | Noctua |
|---|---|
| Model | NT-H1 3.5g AM5 Edition |
| Weight | 3.5g |
| Material | Hybrid Thermal Compound |
| Unit Count | 1 Count |
| Part Number | NT-H1 3.5g AM5 Edition |
| Material Type | Hybrid Thermal Compound |
| Cooling Method | Thermal Paste |
| Number of Items | 1 |
| Number of Packs | 1 |
| Compatible Devices | Desktop |
| Power Connector Type | No Pin |
| Warranty Description | 2 year manufacturer’s warranty |
| Item Dimensions L x W x H | 3.39"L x 0.63"W x 5.59"H |
| Global Trade Identification Number | 09010018201505 |
Ready to buy?
Noctua NT-H1 3.5g AM5 Edition, Pro-Grade Thermal Compound with Thermal Paste Guard for AMD AM5 CPUs (3.5g) is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
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