RAID1 vs RAID0 Intel Core i7-3770 testing with a ASUS P8H77-M PRO (9012 BIOS) and ASUS Intel Gen7 on Debian GNU/Linux 10 via the Phoronix Test Suite. RAID_COMPARISION: Processor: Intel Core i7-3770 @ 3.90GHz (4 Cores / 8 Threads), Motherboard: ASUS P8H77-M PRO (9012 BIOS), Chipset: Intel Xeon E3-1200 v2/3rd, Memory: 2 x 8192 MB DDR3-1333MT/s Kingston, Disk: 2 x 4001GB HGST HUS724040AL, Graphics: ASUS Intel Gen7 (1150MHz), Audio: Realtek ALC892, Network: Realtek RTL8111/8168/8411 OS: Debian GNU/Linux 10, Kernel: 4.19.0-14-amd64 (x86_64), Compiler: GCC 8.3.0, File-System: ext4, Screen Resolution: 1024x768 Flexible IO Tester 3.25 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: / MB/s > Higher Is Better RAID_COMPARISION . 196 |======================================================= Flexible IO Tester 3.25 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: / IOPS > Higher Is Better RAID_COMPARISION . 95 |======================================================== Flexible IO Tester 3.25 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 64KB - Disk Target: / MB/s > Higher Is Better RAID_COMPARISION . 174 |======================================================= Flexible IO Tester 3.25 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 64KB - Disk Target: / IOPS > Higher Is Better RAID_COMPARISION . 2787 |====================================================== Flexible IO Tester 3.25 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: /data MB/s > Higher Is Better RAID_COMPARISION . 327 |======================================================= Flexible IO Tester 3.25 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 2MB - Disk Target: /data IOPS > Higher Is Better RAID_COMPARISION . 160 |======================================================= Flexible IO Tester 3.25 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 64KB - Disk Target: /data MB/s > Higher Is Better RAID_COMPARISION . 328 |======================================================= Flexible IO Tester 3.25 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: Yes - Block Size: 64KB - Disk Target: /data IOPS > Higher Is Better RAID_COMPARISION . 5242 |======================================================