KDiskMark Alternatives

CrystalMark is a full included benchmark application that can be utilized for surveying the execution and capacities of a PC.

AmorphousDiskMark measures storage read/write performance in MB/s and IOPS.

Windows, macOS and Android storage (HDD, SSD, RAM) speed testing/performance benchmarking app - GitHub - maxim-saplin/CrossPlatformDiskTest: Windows, macOS and Android storage (HDD, SSD, RAM) speed...

Test, fix and upgrade your PC's performance.

View, modify and configure disks and media

USBDeview is a software that lists all USB devices that connected to your computer, and allows you disable, enable or uninstall them.

Generate I/O for benchmarking, stress testing, verification or workload reproduction purposes.

Blackmagic Disk Speed Test is a tool that allows users to quickly measure disk performance while working on it.

As the Iometer Users Guide says, Iometer is an I/O subsystem measurement and characterization tool...