diskvnvme Intel Core i7 860 testing with a Acer Aspire X3950 (P01-A3 BIOS) and NVIDIA Quadro K620 2GB on Linuxmint 20 via the Phoronix Test Suite. SATA1 vs PCIe v2 single lane: Processor: Intel Core i7 860 @ 2.80GHz (4 Cores / 8 Threads), Motherboard: Acer Aspire X3950 (P01-A3 BIOS), Chipset: Intel Core DMI, Memory: 8GB, Disk: 1000GB ADATA SWORDFISH + 160GB FUJITSU MHW2160B, Graphics: NVIDIA Quadro K620 2GB (1058/900MHz), Audio: Realtek ALC662 rev1, Monitor: S240HL, Network: Realtek RTL8111/8168/8411 OS: Linuxmint 20, Kernel: 5.4.0-52-generic (x86_64), Desktop: Xfce 4.14, Display Server: X Server 1.20.8, Display Driver: NVIDIA 450.80.02, OpenGL: 4.6.0, Vulkan: 1.2.133, Compiler: GCC 9.3.0, File-System: ext4, Screen Resolution: 3286x1080 Flexible IO Tester 3.18 Type: Random Read - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: /mnt IOPS > Higher Is Better SATA1 vs PCIe v2 single lane . 9 |============================================= Flexible IO Tester 3.18 Type: Random Write - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: /mnt IOPS > Higher Is Better SATA1 vs PCIe v2 single lane . 9 |============================================= Flexible IO Tester 3.18 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: /mnt IOPS > Higher Is Better SATA1 vs PCIe v2 single lane . 10 |============================================ Flexible IO Tester 3.18 Type: Sequential Write - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: /mnt IOPS > Higher Is Better SATA1 vs PCIe v2 single lane . 10 |============================================ Flexible IO Tester 3.18 Type: Random Read - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory IOPS > Higher Is Better SATA1 vs PCIe v2 single lane . 46 |============================================ Flexible IO Tester 3.18 Type: Random Write - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory IOPS > Higher Is Better SATA1 vs PCIe v2 single lane . 37 |============================================ Flexible IO Tester 3.18 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory IOPS > Higher Is Better SATA1 vs PCIe v2 single lane . 47 |============================================ Flexible IO Tester 3.18 Type: Sequential Write - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory IOPS > Higher Is Better SATA1 vs PCIe v2 single lane . 36 |============================================ Flexible IO Tester 3.18 Type: Random Read - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: /mnt MB/s > Higher Is Better SATA1 vs PCIe v2 single lane . 51.1 |========================================== Flexible IO Tester 3.18 Type: Random Write - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: /mnt MB/s > Higher Is Better SATA1 vs PCIe v2 single lane . 50.3 |========================================== Flexible IO Tester 3.18 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: /mnt MB/s > Higher Is Better SATA1 vs PCIe v2 single lane . 54.6 |========================================== Flexible IO Tester 3.18 Type: Sequential Write - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: /mnt MB/s > Higher Is Better SATA1 vs PCIe v2 single lane . 54.4 |========================================== Flexible IO Tester 3.18 Type: Random Read - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory MB/s > Higher Is Better SATA1 vs PCIe v2 single lane . 200 |=========================================== Flexible IO Tester 3.18 Type: Random Write - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory MB/s > Higher Is Better SATA1 vs PCIe v2 single lane . 163 |=========================================== Flexible IO Tester 3.18 Type: Sequential Read - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory MB/s > Higher Is Better SATA1 vs PCIe v2 single lane . 200 |=========================================== Flexible IO Tester 3.18 Type: Sequential Write - Engine: Linux AIO - Buffered: No - Direct: No - Block Size: 4MB - Disk Target: Default Test Directory MB/s > Higher Is Better SATA1 vs PCIe v2 single lane . 160 |===========================================