This article covers AMD Ryzen 7 3800X with Wraith Prism cooler 3.9GHz 8コア.

Overview

The AMD Ryzen 7 3800X is an 8-core, 16-thread CPU built on the Zen 2 architecture and manufactured on a 7nm process. It operates at a base clock of 3.9 GHz and can boost up to 4.5 GHz, with a total cache of 36 MB and a TDP of 105W. The package includes the Wraith Prism RGB cooler, so you can start testing your build without buying a separate heatsink. Positioned as a mid-to-high-end desktop processor in the third-generation Ryzen lineup, the 3800X was released in July 2019. Despite its age, it remains a capable choice for gaming and productivity tasks, thanks to its strong multi-threaded performance. It is compatible with a wide range of AM4 motherboards, and current prices on Japan hover around ¥40,000, making it a good value for budget-conscious builders.

Compatibility Guide

The Ryzen 7 3800X uses Socket AM4 and works with chipsets such as B450, X470, B550, X570, and A520 (after a BIOS update). It supports dual-channel DDR4-3200 memory and PCIe 4.0 when paired with a B550 or X570 board. A single EPS 8-pin power connector is required, and a 650W system PSU is recommended for gaming configurations. The bundled Wraith Prism cooler is sufficient for stock operation but may struggle under sustained all-core loads.

Product Info

Launched July 7, 2019, the Ryzen 7 3800X originally retailed at around ¥49,800 (excluding tax). Today, it can be found for roughly ¥40,000 through Japanese retailers. It comes with a 3-year warranty (via authorized distributors). In the market, it sits above the Ryzen 7 3700X due to higher clock speeds, and it competes with Intel's Core i7-10700K. The included Wraith Prism cooler features RGB lighting and decent acoustic performance.

Best Use Cases

Gaming: Pairs well with GPUs like the RTX 3060/3070/4070 for smooth 1440p gameplay. The 8 cores handle modern AAA titles without bottlenecking. Content Creation: 8C/16T provides solid encoding speed in Premiere Pro, DaVinci Resolve, and Blender. Good for editing 1080p/4K footage. * Budget Builds: Using affordable AM4 motherboards and DDR4 RAM, you can build a powerful system without breaking the bank. The bundled cooler saves extra cost. ## Alternatives
Direct competitors include the Intel Core i7-10700K (8C/16T, LGA1200). The 10700K offers slightly faster single-thread performance, but the 3800X counters with PCIe 4.0 support (on compatible boards) and lower power consumption (105W vs 125W). For pure gaming, the Intel chip may edge ahead in some titles. Another option is the Ryzen 7 3700X, which is cheaper and nearly as fast, but lacks the higher boost clock of the 3800X. If you need maximum performance today, consider moving to Ryzen 5000 or 7000 series, but they require a motherboard upgrade.

Things to Consider

While the 3800X is still capable, it is now a last-generation part. If you plan to use PCIe 4.0 SSDs or GPUs, ensure your motherboard supports it (B550 or X570). The Wraith Prism cooler is adequate at stock, but sustained heavy loads may cause higher fan noise; aftermarket cooling is recommended for quiet operation. Also, the CPU's boost behavior depends on VRM quality – budget boards with weak VRMs may throttle. Finally, consider that newer platforms (AM5) offer faster single-thread performance and DDR5, so invest in AM4 only if you have compatible parts already.

Product Disclosure (Amazon)

  • Manufacturer: AMD
  • ASIN: B07SXMZLPJ
  • Note: This article covers a manufacturer-made product based on Amazon listing details.