IT on オブライエンの日誌https://america66.jp/en/tags/it/Recent content in IT on オブライエンの日誌Hugoen-USMon, 21 Sep 2026 22:05:11 +0900What My DIY Desktop PC Actually Cost — Core Parts Onlyhttps://america66.jp/en/post/2026-09-21-diy-pc-build-cost/Mon, 21 Sep 2026 22:05:11 +0900https://america66.jp/en/post/2026-09-21-diy-pc-build-cost/An AMD A520-based desktop build. I reconstructed the real cost of the core parts — CPU, GPU, motherboard, memory, storage, case, and PSU — from actual purchase records, leaving out keyboard and mouse.