MediaTek Dimensity 820 is based on TSMC’s 7nm FinFET process.It includes four high-performance Cortex-A76 cores clocked at up to 2.6GHz as compared to 2.0GHz on the Dimensity 800. The four efficiency Cortex-A55 cores continue to be clocked at 2.0GHz.

Specification

General
Device Type	Mobile device
Announced	May 18 2020
Status	Available

CPU & GPU
CPU	4X Arm Cortex-A76 up to 2.6GHz 4X Arm Cortex-A55 up to 2GHz
Process	7nm
Architecture	64 bit
Core	Octa-core
GPU	Arm Mali-G57 MC5
Video Encoding	H.264, H.265 / HEVC
Video Playback	H.264, H.265 / HEVC, VP-9
Max Display Resolution	2520 x 1080

MEMORY
RAM type	LPDDR4x
MAX RAM Size	16GB
Storage Type	uFS

Qualcomm Snapdragon 865 vs MediaTek Dimensity 1000(MTK 6889)

CAMERA
Max Camera ISP	32+16MP, 80MP
Max Video Capture Resolution	3840 x 2160
Camera Features	HDR-ISP (3+1) / Video HDR / Video NR / Video Bokeh / Video EIS / AI-Shutter / AI-AE / AI-AF / AI-AWB / AI-NR HDR / AI-HDR / AI-FD

DISPLAY
Supported Display	2520 x 1080
Resolution	Full HD+
Refresh Rate	120Hz

NETWORK
Cellular Connectivity	2G / 3G / 4G / 5G Multi-Mode, 4G Carrier Aggregation (CA), 5G Carrier Aggregation (CA), CDMA2000 1x/EVDO Rev. A (SRLTE), EDGE, 4G FDD / TDD, 5G FDD / TDD, GSM, TD-SCDMA, WDCDMA
5G Moderm	Yes
Specific Functions	SA & NSA modes; SA Option2, NSA Option3 / 3a / 3x, NR TDD Band, NR FDD Band, DSS, NR DL 2CC, 100 MHz bandwidth, 4×4 MIMO, 256QAM NR UL 2CC, 2×2 MIMO, 256QAM VoNR / EPS fallback
Bluetooth version	5.1
WIFI	Wi-Fi 5 (a/b/g/n/ac)
Wi-Fi Antenna	2T2R

The Dimensity 820 is designed for global sub-6GHz 5G networks in Asia, North America and Europe, said the company. It will debut in Redmi 10X that will debut in China on May 26th.