HiSilicon Kirin 820 5G vs Intel Core i7-2820QM

Let's find out which one of HiSilicon Kirin 820 5G and Intel Core i7-2820QM is of a more recent generation, and what segment it belongs to.

• Name
  HiSilicon Kirin 820 5G Intel Core i7-2820QM
• Segment
  Mobile Mobile
• Family
  HiSilicon Kirin Intel Core i7
• Generation
  6 2
• CPU group
  HiSilicon Kirin 810/820 Intel Core i 2000M

In this block we are going to compare HiSilicon Kirin 820 5G vs Intel Core i7-2820QM by main technical specifications: number of cores and threads, base and maximum frequencies, process technology and cache size. The higher these specifications are, the more powerful your CPU will be.

• Frequency
  1.84 GHz 2.30 GHz
• CPU Cores
  8 4
• Turbo (1 Core)
  2.36 GHz 3.40 GHz
• CPU Threads
  8 8
• Hyperthreading
  No Yes
• Overclocking
  No No
• Core architecture
  hybrid (big.LITTLE) normal
• A core
  4x Cortex-A76 --
• B core
  4x Cortex-A55 --

Common specifications for integrated graphics cards in HiSilicon Kirin 820 5G and Intel Core i7-2820QM along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

• GPU name
  ARM Mali-G57 MP6 Intel HD Graphics 3000
• GPU frequency
  0.85 GHz 0.65 GHz
• GPU (Turbo)
  No turbo 1.30 GHz
• Execution units
  6 12
• Shader
  96 96
• Max. GPU Memory
  4 GB --
• Max. displays
  2 2
• Generation
  Vallhall 1 6
• DirectX Version
  12 10.1
• Technology
  7 nm 32 nm
• Release date
  Q2/2020 Q1/2011

Let's compare the support of video codecs between HiSilicon Kirin 820 5G and Intel Core i7-2820QM. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

• h265 / HEVC (8 bit)
  Decode / Encode No
• h265 / HEVC (10 bit)
  Decode / Encode No
• h264
  Decode / Encode Decode / Encode
• VP9
  Decode / Encode No
• VP8
  Decode / Encode No
• AV1
  Decode No
• AVC
  Decode / Encode Decode / Encode
• VC-1
  Decode / Encode Decode
• JPEG
  Decode / Encode No

To choose the best model between HiSilicon Kirin 820 5G and Intel Core i7-2820QM you need to pay special attention to memory type, clock frequency, multi-channel features, and PCIe version. The higher these numbers are, the better your CPU will be. Keep in mind that the maximum memory and frequency may also depend on the model of the motherboard.

• Memory type
  LPDDR4X-2133 DDR3-1066DDR3-1333DDR3-1600
• Max. Memory
  32 GB
• ECC
  No No
• Memory channels
  4 2
• PCIe version
  2.0
• PCIe lanes
  16

AES-NI encryption support for CPUs HiSilicon Kirin 820 5G and Intel Core i7-2820QM.

• AES-NI
  No Yes

Let's find out what TDP value would be better for HiSilicon Kirin 820 5G or Intel Core i7-2820QM? The Thermal Design Power (TDP) indicates the maximum amount of heat that should be dissipated by the chip cooling system. However, the value of TDP gives only a rough indication of the real power consumption of the CPU.

• TDP (PL1)
  6 W 45 W
• Tjunction max.
  -- 100 °C

Here you can find a comparison of 2nd and 3rd level cache sizes for HiSilicon Kirin 820 5G and Intel Core i7-2820QM CPUs along with a list of ISA extensions.

• Instruction set (ISA)
  ARMv8-A64 (64 bit) x86-64 (64 bit)
• Virtualization
  None VT-x, VT-x EPT
• ISA extensions
  SSE4.1, SSE4.2, AVX
• L3-Cache
  2.00 MB 8.00 MB
• Architecture
  Cortex-A76 / Cortex-A55 Sandy Bridge H
• Technology
  7 nm 32 nm
• Socket
  N/A PGA 988
• Release date
  Q2/2019 Q1/2011

List of devices based on HiSilicon Kirin 820 5G and Intel Core i7-2820QM.

• Used in
  Huawei Honor 30SHuawei P40 Lite 5G Unknown