CPU • Intel
Willow Cove CPU cores • TAGE-like directional branch predictor (with a global history size of 194 taken branches) •
Indirect branch tracking and
CET shadow stack • Intel Key Locker
GPU •
Intel Xe-LP ("Gen12")
GPU with up to 96 execution units (from
Ice Lake's 64), also released as a standalone GPU, the
DG1 • Support for FP64 was removed • Fixed-function hardware decoding for
HEVC 12-bit, 4:2:2/4:4:4;
VP9 12-bit 4:4:4 and
AV1 8K 10-bit 4:2:0 • Support for a single
8K 12-bit
HDR display or two
4K 10-bit HDR displays • Hardware accelerated
Dolby Vision • Sampler Feedback support • Dual Queue Support
IPU • Image Processing Unit, a special co-processor to improve image and video capture quality • Not available on embedded models • Initially there were i7-1165G7, i5-1135G7, i3-1125G4 and i3-1115G4 models with no IPU but later embedded processors were introduced instead
I/O •
PCI Express 4.0 (Pentium and Celeron CPUs are limited to PCI Express 3.0) • Integrated
Thunderbolt 4 (includes
USB4) •
LPDDR4X-4267 memory support, except on desktop processors •
LPDDR5-5400 "architecture capability" (Intel expected Tiger Lake products with LPDDR5 RAM to be available around Q1 2021 but no companies ever released them) • Miniaturization of CPU and motherboard into an
M.2 SSD-sized small circuit board ==List of Tiger Lake CPUs==