Core i9 9900K LLVM LVI Mitigation LLVM LVI testing by Michael Larabel for a future article. Default: Processor: Intel Core i9-9900K @ 5.00GHz (8 Cores / 16 Threads), Motherboard: ASRock Z390M Pro4 (P4.20 BIOS), Chipset: Intel Cannon Lake PCH, Memory: 16GB, Disk: 240GB Force MP510, Graphics: Intel UHD 630 (1200MHz), Audio: Realtek ALC892, Monitor: G237HL, Network: Intel I219-V OS: Ubuntu 20.04, Kernel: 5.4.0-9-generic (x86_64), Desktop: GNOME Shell 3.34.1, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, Compiler: Clang 11.0.0, File-System: ext4, Screen Resolution: 1920x1080 LVI Mitigated: Processor: Intel Core i9-9900K @ 5.00GHz (8 Cores / 16 Threads), Motherboard: ASRock Z390M Pro4 (P4.20 BIOS), Chipset: Intel Cannon Lake PCH, Memory: 16GB, Disk: 240GB Force MP510, Graphics: Intel UHD 630 (1200MHz), Audio: Realtek ALC892, Monitor: G237HL, Network: Intel I219-V OS: Ubuntu 20.04, Kernel: 5.4.0-9-generic (x86_64), Desktop: GNOME Shell 3.34.1, Display Server: X Server 1.20.5, Display Driver: modesetting 1.20.5, Compiler: Clang 11.0.0, File-System: ext4, Screen Resolution: 1920x1080 SMHasher 2020-02-29 Hash: wyhash cycles/hash < Lower Is Better Default ....... 23.83 |====================================== LVI Mitigated . 34.68 |======================================================== SMHasher 2020-02-29 Hash: fasthash32 MiB/sec > Higher Is Better Default ....... 7461.99 |====================================================== LVI Mitigated . 7468.38 |====================================================== SMHasher 2020-02-29 Hash: fasthash32 cycles/hash < Lower Is Better Default ....... 32.30 |========================================= LVI Mitigated . 44.47 |======================================================== LAMMPS Molecular Dynamics Simulator 9Jan2020 Model: Rhodopsin Protein ns/day > Higher Is Better Default ....... 4.567 |======================================================== LVI Mitigated . 4.491 |======================================================= John The Ripper 1.9.0-jumbo-1 Test: MD5 Real C/S > Higher Is Better Default ....... 110559 |======================================================= LVI Mitigated . 109119 |====================================================== dav1d 0.6.0 Video Input: Summer Nature 4K FPS > Higher Is Better Default ....... 150.36 |======================================================= LVI Mitigated . 146.61 |====================================================== VP9 libvpx Encoding 1.8.2 Speed: Speed 5 Frames Per Second > Higher Is Better Default ....... 33.06 |======================================================== LVI Mitigated . 28.64 |================================================= x264 2019-12-17 H.264 Video Encoding Frames Per Second > Higher Is Better Default ....... 90.49 |======================================================== LVI Mitigated . 72.79 |============================================= Himeno Benchmark 3.0 Poisson Pressure Solver MFLOPS > Higher Is Better Default ....... 4183.81 |====================================================== LVI Mitigated . 4171.76 |====================================================== FLAC Audio Encoding 1.3.2 WAV To FLAC Seconds < Lower Is Better Default ....... 9.333 |======================================================== LVI Mitigated . 9.368 |======================================================== LAME MP3 Encoding 3.100 WAV To MP3 Seconds < Lower Is Better Default ....... 8.555 |==================================================== LVI Mitigated . 9.250 |======================================================== LevelDB 1.22 Benchmark: Hot Read Microseconds Per Op < Lower Is Better Default ....... 7.457 |======================================================= LVI Mitigated . 7.632 |======================================================== LevelDB 1.22 Benchmark: Overwrite MB/s > Higher Is Better Default ....... 48.9 |========================================================= LVI Mitigated . 43.8 |=================================================== LevelDB 1.22 Benchmark: Overwrite Microseconds Per Op < Lower Is Better Default ....... 36.17 |================================================== LVI Mitigated . 40.42 |======================================================== LevelDB 1.22 Benchmark: Random Fill MB/s > Higher Is Better Default ....... 49.1 |========================================================= LVI Mitigated . 43.5 |================================================== LevelDB 1.22 Benchmark: Random Fill Microseconds Per Op < Lower Is Better Default ....... 35.99 |================================================== LVI Mitigated . 40.65 |======================================================== LevelDB 1.22 Benchmark: Random Read Microseconds Per Op < Lower Is Better Default ....... 7.502 |======================================================= LVI Mitigated . 7.680 |======================================================== LevelDB 1.22 Benchmark: Seek Random Microseconds Per Op < Lower Is Better Default ....... 9.138 |======================================================= LVI Mitigated . 9.338 |======================================================== LevelDB 1.22 Benchmark: Random Delete Microseconds Per Op < Lower Is Better Default ....... 33.75 |=================================================== LVI Mitigated . 37.35 |======================================================== LevelDB 1.22 Benchmark: Sequential Fill MB/s > Higher Is Better Default ....... 50.8 |========================================================= LVI Mitigated . 48.2 |====================================================== LevelDB 1.22 Benchmark: Sequential Fill Microseconds Per Op < Lower Is Better Default ....... 34.85 |===================================================== LVI Mitigated . 36.70 |======================================================== SQLite Speedtest 3.30 Timed Time - Size 1,000 Seconds < Lower Is Better Default ....... 49.34 |============================================== LVI Mitigated . 60.55 |======================================================== NGINX Benchmark 1.9.9 Static Web Page Serving Requests Per Second > Higher Is Better Default ....... 51953.36 |===================================================== LVI Mitigated . 51338.94 |====================================================