— , . -- (system-on-chip, SoC), , , , , .
, , Apple iPhone 6 Plus, Samsung Galaxy S6 Edge, LG G4 . . , ( 2010-2011 4 , 2012-2014 5 , 2015 5 ), .
, , , , . , , --, .
( ) , --, . , CPU, , big.LITTLE, .
big.LITTLE , , . , .
MediaTek big.LITTLE SoC, : CPU- , — . , -- Helio X10, .
Helio X10 : HTC One M9+, HTC One E9+ Meizu MX5, — . Helio X10 4+4 , MediaTek , -- CPU-, .
Tri-cluster
-- MediaTek . , CPU- . , , , , .
Cortex-A53, CPU- Cortex-A57 Cortex-A72. Cortex-A53, , , MediaTek.
, «» «», — , . :
, «» , , . big.LITTLE CPU- , , .
, MediaTek , «» , . , , , . , , : (, , ), (, , ), (3D-, , ).
, . , MediaTek CorePilot — . -- , , 3.0 .
Helio X20 — --
MediaTek --, , . Helio X20, Helio , . X20 -- , , (Helio X10 MT6795).
MediaTek , 10 , , . CPU- Cortex-A53, 1.4 , Cortex-A53 2.0 , 2.5- Cortex-A72 .
CPU- MediaTek Coherence System Interconnect (MCSI) 128- AXI Memory Bus. MCSI , . ARM CoreLink CCI-500, CPU-. , MediaTek , , .
Helio X20 — . , — . , , Cortex-A72 . «» :
— ? , big.LITTLE Tri-cluster - — MediaTek :
, , Facebook — 40-50% , -- .
, Facebook , , «» CPU-, 20-30%. Helio X20 .
, -- MediaTek - Cortex-M4, 364 , SRAM- 512 DRAM, , .
ARM- ( , MP3), , , CPU-. , -- Helio X20 , .
Helio X20
-- Helio X20 MediaTek MT6797 (Helio X10 — MT6795), Helio X10, TSMC 28 HPM, 20 , . -- Helio X20, :
SoC , , CPU-, -- Cortex-A53, 2 .
CPU- , , . , GeekBench 3 (Single Thread) Helio X20 70% , X10, (Multi Thread) — 15% . Antutu -- MediaTek 40% — .
Helio X20 (package on package — PoP) LPDDR3-, 933 — 800 X10. , , 2560x1600 , LPDDR3- .
ISP, 32- 24 FPS 25- 30 ( X10 — 21 30 FPS). 32- 13-. 4K- HDR : denoise/demosaic/sharpness.
-- 4K H.264, H.265 VP9 30 , 10- . 4K- 30 FPS H.265 HDR. Helio X10, 30% 40% , .
-- Helio X20 (GPU) Mali-T880 MP4 ARM, 700 . 40% 3D- , PowerVR G6200 Imagination Technologies, Helio X10 .
Helio X20 --, Mali T800, GPU , GPU. 3D- GFXBench 3.0 1080p T-Rex Offscreen 30% PowerVR G6200, 1080p Manhattan Offscreen 45%.
WQXGA (2560x1600) 60 FPS FullHD (1920x1080) 120 FPS. , , .
-- MediaTek . , , .
Helio X20 . -- - CDMA2000, — Qualcomm, .
-- X20 LTE R11 6 2x20 , 300 / 50 / . , 30% , Helio X10. LTE 7 LTE 10, MediaTek.
Wi-Fi 802.11ac 280 /, GPS, Beidou. --, MT6630 Helio X10, .
, Helio X20 , , -- - . ISP, 32 24 FPS, 13- 30 FPS.
SoC , . 0.2 , : , . : , de-mosaic .
: , ZigZag HDR HDR- 4K-, , (face detection) ..
(depth of field) , . , , -- Helio X20 .
, . , , , . -- Helio X20 , .
. Helio X20 64- CPU- , 2.5 , ARM — 40% , GPU Helio X10, -- LTE 6 CDMA2000, , : 120 .
Helio X20 , Qualcomm. -- , Helio X20 , Snapdragon 620 (MSM8976). MediaTek 20 TSMC, , MediaTek , Snapdragon 620. , X20 , Snapdragon, 120 , 10- , 32- ..
, — CPU. Helio X20 , Snapgradon 620 A72 MediaTek, . , CPU- 2.5 , 20 TSMC, , ARM Cortex-A72 14/16 FinFET .
, -- MediaTek, Qualcomm, . MediaTek . , SoC , GeekBench 3 Antutu, -- Snapdragon 810 Exynos 7420 .
-- MediaTek — 30% , Helio X10, 40% . , « » X20 18% , « » — 24%, MP3 55%, H.265 4K- 30 FPS — 37%, H.265 ( 4K 30 FPS) — 28%, 40%, LTE — 30-40%.
MT6755, , -- Helio X20 6-9% : — 4% , MP3- — 26% , H.264 SoC 5-6% , — 5-10%.
, -- Helio X20 , --, Snapdragon 620 810. « » Helio X20 , , .
— , -- Helio X20 . , SoC , — .
, -- MediaTek , , Helio X20 . , HTC, Meizu, Lenovo, Sony, LG, Xiaomi .
!