hdparm-read-all Intel Core i5-3570K testing with a Gigabyte Z77X-UD5H (F16j BIOS) and MSI AMD Radeon RX 470/480/570/570X/580/580X/590 4GB on ManjaroLinux 20.1.2 via the Phoronix Test Suite. Samsung SSD 970 EVO: Processor: AMD Ryzen 7 2700X Eight-Core @ 3.70GHz (8 Cores / 16 Threads), Motherboard: Gigabyte X470 AORUS ULTRA GAMING-CF (F50 BIOS), Chipset: AMD 17h, Memory: 16GB, Disk: Samsung SSD 970 EVO 250GB + 1000GB Seagate ST1000DM003-1CH1 + 2 x 120GB OCZ VECTOR150 + 2000GB Hitachi HDS72302, Graphics: MSI AMD Radeon RX 470/480/570/570X/580/580X/590 8GB (1380/2000MHz), Audio: AMD Ellesmere HDMI Audio, Monitor: BenQ GL2460, Network: Intel I211 OS: Arch rolling, Kernel: 5.9.7-lqx1-1-lqx (x86_64), Desktop: KDE Plasma 5.20.2, Display Server: X Server 1.20.9, OpenGL: 4.6 Mesa 20.2.1 (LLVM 10.0.1), Compiler: GCC 10.2.0 + Clang 10.0.1, File-System: ext4, Screen Resolution: 3840x1080 system2: Processor: AMD FX-6300 Six-Core @ 3.50GHz (3 Cores / 6 Threads), Motherboard: Gigabyte GA-78LMT-USB3 (FA BIOS), Chipset: AMD RS780 + SB7x0/SB8x0/SB9x0, Memory: 2 x 4096 MB 1600MT/s, Disk: 1000GB Seagate ST1000DX001-1NS1, Graphics: ASUS NVIDIA GeForce GTX 460 959MB, Audio: VIA VT2020, Network: Realtek RTL8111/8168/8411 OS: ManjaroLinux 20.1.2, Kernel: 4.19.152-1-MANJARO (x86_64), Desktop: GNOME Shell 3.36.6, Display Server: X Server 1.20.9, Compiler: GCC 10.2.0 + Clang 10.0.1, File-System: ext4, Screen Resolution: 1280x1024 system1: Processor: Intel Core i5-3570K @ 3.40GHz (4 Cores), Motherboard: Gigabyte Z77X-UD5H (F16j BIOS), Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 4 x 4096 MB DDR3-1600MT/s F3-14900CL9-4GBSR, Disk: 60GB OCZ VERTEX2 + 500GB TOSHIBA DT01ACA0, Graphics: MSI AMD Radeon RX 470/480/570/570X/580/580X/590 4GB (1281/1750MHz), Audio: Realtek ALC898, Monitor: DELL 2005FPW, Network: Intel 82579V + Qualcomm Atheros AR8151 v2.0 OS: ManjaroLinux 20.1.2, Kernel: 5.8.16-2-MANJARO (x86_64), Display Server: X Server 1.20.9, Display Driver: modesetting 1.20.9, Compiler: GCC 10.2.0, File-System: ext4, Screen Resolution: 1680x1050 hdparm Timed Disk Reads Disk To Read: /dev/md0 MB/s > Higher Is Better Samsung SSD 970 EVO . 1072.46 |================================================ hdparm Timed Disk Reads Disk To Read: /dev/sda MB/s > Higher Is Better Samsung SSD 970 EVO . 169.59 |=================================== system2 ............. 184.43 |====================================== system1 ............. 236.76 |================================================= hdparm Timed Disk Reads Disk To Read: /dev/sdb MB/s > Higher Is Better Samsung SSD 970 EVO . 356.97 |================================================= system1 ............. 184.06 |========================= hdparm Timed Disk Reads Disk To Read: /dev/sdc MB/s > Higher Is Better Samsung SSD 970 EVO . 140.15 |================================================= hdparm Timed Disk Reads Disk To Read: /dev/sdd MB/s > Higher Is Better Samsung SSD 970 EVO . 357.24 |=================================================