Compilation on Dell XPS 15 9560 vs. Dell XPS 15 7590 (with mitigations on/off) Test of my old and new laptops with spectre and meltdown mitigations on and off. XPS 15 7590 mitigations on: Processor: Intel Core i9-9980HK @ 5.00GHz (8 Cores / 16 Threads), Motherboard: Dell 0T8KGX (1.5.0 BIOS), Memory: 32GB, Disk: SSDPEMKF010T8 NVMe INTEL 1024GB, Graphics: i915drmfb, Audio: Realtek ALC3266 OS: Clear Linux OS 29390, Kernel: 5.5.8-arch1-1 (x86_64), Compiler: GCC 9.1.1 20190512 gcc-9-branch@271104 + Clang 8.0.0 + LLVM 8.0.0, File-System: overlayfs, Screen Resolution: 3840x2160, System Layer: Docker XPS 15 7590 mitigations off: Processor: Intel Core i9-9980HK @ 5.00GHz (8 Cores / 16 Threads), Motherboard: Dell 0T8KGX (1.5.0 BIOS), Memory: 32GB, Disk: SSDPEMKF010T8 NVMe INTEL 1024GB, Graphics: i915drmfb, Audio: Realtek ALC3266 OS: Clear Linux OS 29390, Kernel: 5.5.8-arch1-1 (x86_64), Compiler: GCC 9.1.1 20190512 gcc-9-branch@271104 + Clang 8.0.0 + LLVM 8.0.0, File-System: overlayfs, Screen Resolution: 3840x2160, System Layer: Docker HP Envy 15 - XPS 15 comparison: Processor: Intel Core i9-10885H @ 5.30GHz (8 Cores / 16 Threads), Motherboard: HP 878E v18.30 (F.02 BIOS), Chipset: Intel Comet Lake PCH, Memory: 32GB, Disk: 2 x 1024GB KXG60ZNV1T02 KIOXIA, Graphics: NVIDIA GeForce RTX 2060 with Max-Q Design 6GB (975/5500MHz), Audio: Intel Comet Lake PCH cAVS, Network: Intel Wi-Fi 6 AX201 OS: Ubuntu 20.04, Kernel: 5.8.0-36-generic (x86_64), Desktop: GNOME Shell 3.36.4, Display Server: X Server 1.20.9, Display Driver: NVIDIA 450.102.04, OpenGL: 4.6.0, Vulkan: 1.2.145, Compiler: GCC 9.3.0, File-System: ext4, Screen Resolution: 3840x4320 Timed Apache Compilation 2.4.41 Time To Compile Seconds < Lower Is Better XPS 15 7590 mitigations on .. 21.85 |========================================== XPS 15 7590 mitigations off . 21.02 |======================================== Timed FFmpeg Compilation 4.2.2 Time To Compile Seconds < Lower Is Better XPS 15 7590 mitigations on .. 75.64 |========================================== XPS 15 7590 mitigations off . 73.95 |========================================= Timed GCC Compilation 8.2 Time To Compile Seconds < Lower Is Better XPS 15 7590 mitigations on .. 722.95 |========================================= XPS 15 7590 mitigations off . 704.40 |======================================== Timed GDB GNU Debugger Compilation 9.1 Time To Compile Seconds < Lower Is Better XPS 15 7590 mitigations on .. 107.02 |========================================= XPS 15 7590 mitigations off . 104.48 |======================================== Timed ImageMagick Compilation 6.9.0 Time To Compile Seconds < Lower Is Better XPS 15 7590 mitigations on ..... 38.51 |======================================= HP Envy 15 - XPS 15 comparison . 38.04 |======================================= Timed Linux Kernel Compilation 5.4 Time To Compile Seconds < Lower Is Better XPS 15 7590 mitigations on ..... 144.77 |====================================== XPS 15 7590 mitigations off .... 142.02 |===================================== HP Envy 15 - XPS 15 comparison . 119.72 |=============================== Timed LLVM Compilation 6.0.1 Time To Compile Seconds < Lower Is Better XPS 15 7590 mitigations on ..... 576.83 |===================================== XPS 15 7590 mitigations off .... 560.37 |==================================== HP Envy 15 - XPS 15 comparison . 593.60 |====================================== Timed MPlayer Compilation 1.4 Time To Compile Seconds < Lower Is Better XPS 15 7590 mitigations on .. 46.80 |========================================== XPS 15 7590 mitigations off . 45.87 |========================================= Timed PHP Compilation 7.4.2 Time To Compile Seconds < Lower Is Better XPS 15 7590 mitigations on ..... 60.59 |=============================== XPS 15 7590 mitigations off .... 59.42 |=============================== HP Envy 15 - XPS 15 comparison . 75.44 |======================================= Build2 0.12 Time To Compile Seconds < Lower Is Better XPS 15 7590 mitigations on ..... 135.86 |=================================== XPS 15 7590 mitigations off .... 134.49 |================================== HP Envy 15 - XPS 15 comparison . 149.23 |======================================