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| Learn about CPUs & Processors | |
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Understanding Modern CPUsA CPU, or central processing unit, is the core decision-maker of your system. It reads instructions, performs calculations, and coordinates how quickly your PC responds to everything from opening a browser tab to rendering a 4K timeline. You will find processors in desktops, laptops, servers, game consoles, and many smart devices — but desktop processors are still the benchmark for maximum performance and upgrade flexibility. Modern CPUs combine higher clock speeds with more cores and threads to deliver both strong single-threaded responsiveness and multi-threaded throughput. Technologies such as boost clocks, large L3 cache, and integrated memory controllers all work together to reduce bottlenecks in gaming, content creation, and AI workloads. When paired with a compatible motherboard, fast DDR4 or DDR5 memory, and proper cooling, today's CPUs can sustain high performance under heavy loads. The CPU Landscape: AMD Ryzen and Intel CoreOn the AMD side, the latest Ryzen 9000 series brings Zen 5 architecture, up to 16 cores / 32 threads, PCIe 5.0, and DDR5 support for high-end gaming and production. The Ryzen 7000 / 8000 series offers excellent value with Zen 4 cores, integrated RDNA 3 graphics on many SKUs, and an NPU for on-device AI. For cost-effective upgrades on AM4, the Ryzen 5000 series remains popular thanks to strong IPC and wide motherboard availability. On the Intel side, the new Arrow Lake Core Ultra desktop processors (Core Ultra 200 Series) focus on power efficiency and AI acceleration, with a five-chiplet design, up to 24 cores (performance and efficiency cores), an integrated NPU, DDR5 support, PCIe 5.0, and the LGA 1851 socket. Previous-gen Intel 12th, 13th, and 14th Gen CPUs introduced hybrid architecture (P-cores + E-cores), support DDR4 or DDR5 depending on platform, and use the LGA 1700 socket across Core i3, i5, i7, and i9 segments. Desktop, and Server CPU Options
No matter which platform you choose, Newegg carries a wide range of CPUs, coolers, and compatible motherboards so you can balance performance, power efficiency, and budget. Need Help Picking the Right CPU?
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Choosing the Right CPU for Your BuildThe best CPU depends on how you use your PC. Before you buy, decide whether your priority is gaming, content creation, AI workloads, or everyday productivity — and then match the core count, clock speeds, and platform features to that goal. Use Cases and Recommendations
Platform, Compatibility, and Cooling
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Both are high-end CPUs for demanding content creation. The Core i9-14900K typically excels in single-core performance for lightly threaded tasks, while the Ryzen 9 9950X can deliver strong multi-core throughput for rendering and encoding. Platform features, motherboard options, and application optimization should guide the final pick.
For most desktop AI tasks, GPU performance matters most. At the same price, choose a CPU with enough cores, strong memory bandwidth, and PCIe 4.0/5.0 connectivity. If your framework benefits from specific instruction-set or vendor optimizations, check that before deciding.
Both AMD and Intel CPUs run ChromeOS and Linux well. Intel has long-standing kernel optimizations, while modern AMD platforms also have mature driver support. In practice, core count, efficiency, and iGPU support often matter more than brand alone.
Newer generations often improve performance per watt via architecture and process updates. The best way to confirm is to compare independent benchmarks that track total system power draw under load and at idle across generations.
Virtualization benefits from high core counts, large memory capacity, and strong I/O. Look for many cores/threads, virtualization extensions, and platforms with ample RAM slots and PCIe lanes. Server/workstation CPUs are ideal for dense VM environments; high-end desktop chips can work for homelabs and SMB use.
Yes. The Core i7-14700K includes integrated Intel UHD Graphics. The “KF” variant does not include integrated graphics and requires a discrete GPU for display output.
3D V-Cache increases L3 cache capacity, reducing reliance on slower system memory. In many games and latency-sensitive workloads, this can raise FPS and improve frame consistency—especially when CPU-limited.
It depends on the exact model and architecture. Some workstation/server parts include AVX-512, while many mainstream desktop chips focus on AVX2 and other extensions. Confirm via the manufacturer’s specs or product documentation.
Match cooling to CPU power and boost behavior. Entry-level chips may be fine on basic air coolers; higher-end CPUs benefit from large tower air coolers or 240–360 mm liquid AIOs. Follow vendor guidance to maintain safe temps and stable clocks.
Compatibility depends on both the CPU memory controller and the motherboard. DDR5-7200 may require a strong board, specific DIMM configs, and tuning. Check the motherboard QVL and rated memory support for your CPU+board pairing.
It can be worth it if you want improved efficiency, stronger multi-core throughput, and AM5 longevity. If you already have a recent high-end CPU and your workloads feel fast, gains may be smaller—compare cost vs. performance for your use case.
A current Core i5 is enough for most AAA games with a capable GPU, especially at 1080p/1440p. Core i7 helps for CPU-heavy titles, high-refresh esports, or streaming while gaming. If budget is tight, prioritize GPU and choose a solid i5.
Look for enough cores/threads, strong sustained performance, and stable thermals. Ensure the platform supports ample RAM and fast storage. Robust cooling and a quality PSU are essential for long-duration workloads.
If you already hit your target FPS, upgrading may not be necessary. Upgrade when CPU limits performance at your monitor’s refresh rate or when pairing a much faster GPU. Often, tuning settings and basic optimizations can be enough.
No. Modern CPUs boost aggressively out of the box, and manual OC gains are often modest vs. GPU impact. Overclocking is optional if you enjoy tuning and have strong cooling and a capable board.
High-end chips can run hot under heavy load, especially with aggressive power settings or inadequate cooling. Keeping BIOS updated, using recommended settings, and pairing adequate cooling significantly reduces risk. Stay within vendor guidelines for long-term reliability.
Yes, modern Ryzen CPUs are widely used for intensive workloads. Stability depends on the full platform—motherboard quality, BIOS maturity, RAM tuning, cooling, and power delivery. Use quality parts and keep firmware updated.
Hotspots can be normal on modern CPUs due to power density and burst behavior. If temperatures remain within spec and the system is stable, it’s usually fine. Good cooler contact, proper paste, and solid case airflow help.
Some high-performance CPUs appear warmer at idle due to background boost events. If load temps are safe and temps drop quickly, it’s not necessarily an issue. Optimize fan curves, power modes, and background apps to improve idle temps.
Crashes usually stem from unstable OC, aggressive RAM tuning, insufficient power delivery, or marginal cooling. Run stock settings, update BIOS/drivers, and validate with stress tests to confirm long-term stability.
Clean surfaces with isopropyl alcohol, apply a pea-sized dot (or short line) in the center, then mount the cooler evenly so it spreads into a thin layer. Avoid over-applying and don’t reuse old paste after removing the cooler.
Use the motherboard manufacturer’s CPU support list for your exact model and confirm the required BIOS version. Socket/chipset matching is necessary but not sufficient—always rely on the official compatibility list.
Monitor temps and clock speeds under load. If the CPU hits its thermal limit and frequency drops significantly while load stays high, it’s throttling. Improve cooling/airflow or adjust power limits to reduce throttling.
Tighten screws gradually in a cross pattern for even pressure. Don’t force misaligned hardware, and stop when snug. Following the cooler’s mounting guide prevents bending the board or stressing the socket.
Enable XMP/EXPO, ensure all cores are active, and use recommended power limits. Keep vendor boost features enabled (Turbo/Precision Boost). Avoid extreme auto-OC unless you’ve validated stability and thermals.
“ Super nice upgrade. ”
AMD Ryzen 7 7700X - Zen 4 8-Core 4.5 GHz - Socket AM5 - 105W Desktop Processor (100-100000591WOF)“ Not much to say other than it's the "mid-tier" of the original -X3D line of AMD CPUs. ”
AMD Ryzen 9 7900X3D - Ryzen 9 7000 Series Zen 4 12-Core 4.4 GHz - Socket AM5 120W - AMD Radeon Graphics Desktop Processor - 100-100000909WOF“ Always been using intel. ”
AMD Ryzen 9 7950X3D - Ryzen 9 7000 Series Zen 4 16-Core 4.2 GHz - Socket AM5 120W - AMD Radeon Graphics Desktop Processor - 100-100000908WOF“ The bigger issue was the single and multi-core processing of the two gave a significant advantage to Intel, and since my main priority is work related functions, I sacrificed a few FPS for rendering times. ”
Intel Core i7-14700K - Core i7 14th Gen 20-Core (8P+12E) LGA 1700 125W Intel UHD Graphics 770 Processor - Boxed - BX8071514700K“ I am happy with my purchase. ”
Intel Core i5-13600KF - Core i5 13th Gen Raptor Lake 14-Core (6P+8E) 3.5 GHz LGA 1700 125W None Integrated Graphics Desktop Processor - BX8071513600KF“ FACTS: If your looking to OC don't get it. You WANT constant stable power that will remain cool and last for years in a build. Yes, its 2 years of a chip but man is refined and im an AMD lover. ”
Intel Core i9-13900 Desktop Processor - 24 cores (8 P-cores + 16 E-cores) - 36MB Cache, up to 5.6 GHz - Box“ Used to be an Intel guy but made the switch to team red and not going back. ”
AMD Ryzen 7 7800X3D - Ryzen 7 7000 Series Zen 4 8-Core 4.2 GHz - Socket AM5 120W - AMD Radeon Graphics Desktop Processor - 100-100000910WOF“ I switched over from Intel for the first time in my life. ”
AMD Ryzen 5 5600 - Ryzen 5 5000 Series Vermeer (Zen 3) 6-Core 3.5 GHz Socket AM4 65W None Integrated Graphics Desktop Processor - 100-100000927BOX