hdparm hdparm test hdparm: Processor: AMD Phenom II X4 B50 @ 3.10GHz (4 Cores), Motherboard: Gigabyte GA-MA770T-UD3, Chipset: AMD RX780/RX790 + SB7x0/SB8x0/SB9x0, Memory: 4096MB, Disk: 320GB Seagate ST3320620AS + 320GB Western Digital WD3200AAKS-0 + 1500GB Western Digital WD15EARS-22Z + 1500GB Ext HDD 1021, Graphics: Sapphire AMD Radeon HD 5000/6000/7350/8350 1024MB, Audio: Realtek ALC892, Monitor: S22B350, Network: Realtek RTL8111/8168/8411 OS: Ubuntu 14.04, Kernel: 4.4.0-34-generic (x86_64), Desktop: KDE, Display Server: X Server 1.15.1, Display Driver: radeon 7.4.99, OpenGL: 3.3 Mesa 11.0.4 Gallium 0.4, Compiler: GCC 4.8.4, File-System: ext4, Screen Resolution: 1920x1080 hdparm Timed Disk Reads Disk To Read: /dev/sda MB/s > Higher Is Better hdparm . 76.30 |===============================================================