Most people searching for the best CPUs 1151 make the classic mistake of buying a processor without checking if their old motherboard actually supports the generation bump.
Getting your setup right takes a bit of patience. Let us look at what makes these specific chips and coolers worth your time.
Key Takeaways
- Match your exact socket version carefully because LGA 1151 has two distinct generations that do not cross-pollinate nicely.
- Prioritize processor core count based on your daily workload rather than paying for excess speed you will never touch.
- Check physical cooler clearance inside your case before ordering any large tower or fan assembly.
- Verify thermal design power ratings so your cooling solution matches the heat output of your chosen processor.
- Read the listing details closely to confirm whether you are buying a brand new component or a renewed unit.
| Budget Thermal Management |  |
Thermaltake Gravity i2 CPU Cooler | Easy to install | Compact desktop fit | Affordable cooling | View on Amazon | Read Review |
| Reliable Mid Range Workhorse |  |
Intel Core i5 7500 7th Gen Processor | Stable performance | Energy efficient | Good for office work | View on Amazon | Read Review |
| Basic Replacement Solution |  |
Generic LGA 115x CPU Heatsink | Wide socket compatibility | Simple push pin installation | Cost effective fix | View on Amazon | Read Review |
| Refurbished Processing Powerhouse |  |
Intel Core i7 8700 Renewed CPU | Six processing cores | Strong multi tasking ability | Budget friendly upgrade | View on Amazon | Read Review |
| Stylish High Performance Cooling |  |
Thermaltake UX150 ARGB CPU Cooler | High TDP rating | Vibrant lighting effects | Wide fan speed range | View on Amazon | Read Review |
More Details on Our Top Picks
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Thermaltake Gravity i2 CPU Cooler
Finding a reliable cooler for an older socket does not need to drain your wallet. This model fits right into systems built on LGA 1151 motherboards without asking for complicated installation steps. You get straightforward cooling power that handles standard everyday workloads quite well.
The low-profile design fits comfortably into compact desktop cases where space is at a premium. But keep in mind that this unit is designed for basic cooling needs, meaning heavy overclocking will push it past its limits. It suits standard office setups or casual home builds just fine.
- Brand:Thermaltake
- Type:CPU Cooler
- Compatibility:LGA 1200, 1156, 1155, 1150, 1151
- Power:95W
- Size:92mm
- Additional Feature:Aluminum fin design
- Additional Feature:Direct contact design
- Additional Feature:Quiet fan operation
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Intel Core i5 7500 7th Gen Processor
Upgrading an older motherboard often leads straight to this specific processor generation. It delivers dependable performance for daily multitasking and office productivity suites. You will appreciate the stable baseline speed when handling routine spreadsheets and browsing sessions.
Power efficiency remains a strong suit here since it manages heat output effectively under normal loads. However, modern gaming titles will quickly overwhelm the core count. Think of this chip as a steady foundation for standard desktop tasks.
- Brand:Intel
- Type:Desktop Processor
- Compatibility:LGA 1151
- Additional Feature:7th Generation architecture
- Additional Feature:Integrated graphics support
- Additional Feature:Quad core processing
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Generic LGA 115x CPU Heatsink
Sometimes you simply need a replacement part to get an old machine running again. This standard heatsink fits a wide range of Intel socket types including the popular 1151 variant. It provides a simple aluminum block to pull heat away from the processor during normal operations.
Installation is about as straightforward as standard push-pin mechanisms get. Just remember that the attached fan is meant for basic stock speeds rather than intense gaming sessions. It works best as an emergency spare or a quick fix for a noisy factory fan.
- Compatibility:LGA 115x, LGA 1151
- Additional Feature:Pre-applied thermal paste
- Additional Feature:Aluminum heatsink fins
- Additional Feature:Attached cooling fan
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Intel Core i7 8700 Renewed CPU
Getting six cores into an older system breathes new life into aging hardware. This renewed processor handles demanding workloads like video editing and moderate gaming without breaking a sweat. Buying pre-owned hardware also keeps your project budget under control.
The base clock speed delivers snappy responsiveness across multiple open applications. Be aware that since this is a renewed component, you should inspect the pins carefully upon arrival. It makes an excellent upgrade for systems that need a serious performance boost.
- Brand:Intel
- Type:Desktop CPU
- Compatibility:LGA 1151
- Power:65W
- Additional Feature:12MB cache memory
- Additional Feature:Turbo boost technology
- Additional Feature:Integrated graphics included
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Thermaltake UX150 ARGB CPU Cooler
Adding flair to your PC interior does not mean sacrificing thermal efficiency. This cooler combines a copper base with a wide RPM fan range to keep temperatures firmly in check. The lighting effects add a modern touch to older motherboard setups.
A strong 130W TDP rating gives you plenty of headroom for heavier workloads. But do check your case dimensions first because the larger fan assembly requires decent clearance. It suits builders who want both visual appeal and reliable cooling.
- Brand:Thermaltake
- Type:CPU Cooler
- Compatibility:LGA 1851, 1700, 1200, 1156, 1155, 1151, 1150
- Power:130W
- Material:Copper base, aluminum fins
- Additional Feature:Infinity mirror design
- Additional Feature:ARGB lighting support
- Additional Feature:PWM fan control
Frequently Asked Questions
Can I put a ninth generation processor in an older 100 series motherboard?
Officially, Intel designed the eighth and ninth generation chips for 300 series chipsets only. Some users manage compatibility through custom BIOS modifications and pin modding, but this process carries real risks of damaging your hardware. Sticking to officially supported motherboard pairings saves you from endless troubleshooting headaches. When in doubt, check the manufacturer CPU support list before buying.
Do I need to buy a separate CPU cooler?
Many retail boxed processors include a basic stock cooler in the box, which handles everyday tasks adequately. However, unlocked K series chips usually ship without any cooling fan, meaning you must purchase an aftermarket tower cooler or liquid cooling loop separately. Checking the box contents prevents last minute surprises on installation day. Always verify your cooler height clearance against your computer case dimensions.
What is the difference between an i5 and an i7 on this socket?
Core counts and hyperthreading define the main performance gap between these two tiers. An i7 typically offers more threads and larger cache sizes, which speeds up heavy rendering tasks and intense gaming sessions. An i5 handles standard office work and casual gaming wonderfully while keeping your budget reasonable. Assess your daily software needs before spending extra cash on the higher tier.
Is thermal paste included with these processors?
Factory sealed retail processors with stock coolers usually have thermal paste pre applied to the bottom of the heatsink. If you buy a tray version or an aftermarket cooler, you will likely need to apply a pea sized drop of fresh thermal compound yourself. Keeping a spare tube of thermal paste handy is always a smart move for any PC build. Clean off old residue thoroughly if you are swapping out an older cooler.
Can I upgrade my RAM speed alongside a new CPU?
Memory support depends heavily on your motherboard memory slots and the generation of your chipset. Sixth and seventh generation chips officially support DDR4 2133 or 2400 MHz, while later models handle slightly faster speeds natively. XMP profiles in your BIOS can often push compatible RAM past those official limits safely. Check your motherboard memory QVL to guarantee stable speeds.