How to Check SSD, NVME, and HDD Read and Write Speeds on Windows

CrystalDiskMark, free download for Windows. Program that measures the read and write speeds of hard drives and solid-state drives, to evaluate performance.

Key Features Measure Sequential and Random Performance (Read/Write/Mix) Various measure mode (Peak/Real World/Demo) Many languages support.

CrystalDiskMark 是一款免費的硬碟效能檢測工具，主要在測試硬碟的讀取和寫入的速度，它提供順序讀取 (Sequential Read)、順序寫入 (Sequential Write)、隨機讀取 (Random Read) 和隨機寫入 (Random Write) 四種不同的測試模式。

Quickly test your laptop HDD or SSD speed with this storage speed test tool. Measure read speed, write speed, and data transfer rate. Works online for SATA, NVMe, and external drives.

CrystalDiskMark 是一款免費、簡單方便的「機械硬碟 (HDD)、固態硬碟 (SSD)」效能 / 速度測試軟體，官方共分為兩個版本：Standard Edition (標準版)、Shizuku Edition (和服CG版)，並提供多款佈景主題可更換，主要可觀察「讀取、寫入」的速度，作為參考效能好壞的依據。

Wondering what disk speed test tool is best for your Windows PC? You will find out the best tools to speed test your disk, whether it is SSD or HDD, in this article. The Hard Drive is as important as other PC components like RAM, GPU, and CPU, as it store