n KVM testing on Ubuntu 22.04 via the Phoronix Test Suite. Red Hat Virtio device: Processor: 2 x Intel Xeon E312xx (Sandy Bridge IBRS update) (2 Cores), Motherboard: OpenStack Foundation Nova v20.4.1 (1.11.0-2.el7 BIOS), Chipset: Intel 440FX 82441FX PMC, Memory: 4096MB, Disk: 10GB, Graphics: Cirrus Logic GD 5446, Network: Red Hat Virtio device OS: Ubuntu 22.04, Kernel: 5.15.0-73-generic (x86_64), Vulkan: 1.3.224, Compiler: GCC 11.3.0, File-System: ext4, System Layer: KVM speedtest-cli 2.1.3 Internet Latency ms < Lower Is Better Red Hat Virtio device . 21.34 |================================================ speedtest-cli 2.1.3 Internet Upload Speed Mbit/s > Higher Is Better Red Hat Virtio device . 734.74 |=============================================== speedtest-cli 2.1.3 Internet Download Speed Mbit/s > Higher Is Better Red Hat Virtio device . 741.27 |=============================================== fast-cli Mbit/s > Higher Is Better