Qualcomm Snapdragon 8cx Gen. 2 vs Intel Core i7-11390H. Specifications, performance, tests

Background information about the processors being compared, series, generation and market segment.

• CPU group
  Qualcomm Snapdragon 8cx Intel Core i 11000H
• Family
  Qualcomm Snapdragon Intel Core i7
• Generation
  3 11
• Segment
  Mobile Mobile

Core counts, threads, cache and clock modes describe the CPU configuration. Performance depends on the workload and comparable measured results.

• A-Core
  4x Kryo 495 Gold -
• B-Core
  4x Kryo 495 Silver -
• Base Frequency
  1.8 GHz 3.4 GHz
• Core architecture
  hybrid (big.LITTLE) normal
• CPU Cores
  8 4
• CPU Threads
  8 8
• Hyperthreading / SMT
  No Yes
• Overclocking
  No No
• Turbo Frequency (1 Core)
  2.84 GHz 5 GHz
• Turbo Frequency (8 Cores)
  2.84 GHz -
• Core Configuration
  - 4x

Internal Graphics does not affect the performance of the CPU, performs the work of the graphics card in its absence or on mobile devices.

• DirectX Version
  12.0 12
• Execution units
  0 96
• Generation
  6 12
• GPU Frequency
  250 MHz 400 MHz
• GPU name
  Qualcomm Adreno 690 Intel Iris Xe Graphics 96 (Tiger Lake G7)
• GPU Turbo
  590 MHz 1400 MHz
• Max. displays
  0 4
• Max. GPU Memory
  - 16 GB
• Release date
  Q4/2020 Q3/2020
• Shader
  0 768
• Technology
  7 nm 10 nm

Built-in codecs used to encode and decode content. Significantly speeds up the required operations.

• AV1
  No Decode
• H.264 / AVC
  Conflicting source values: Decode | Decode / Encode Decode / Encode
• h265 / HEVC (8 bit)
  Decode / Encode Decode / Encode
• h265 / HEVC (10 bit)
  Decode / Encode Decode / Encode
• JPEG
  Decode / Encode Decode / Encode
• VC-1
  Decode Decode
• VP8
  Decode / Encode Decode
• VP9
  Decode Decode / Encode

Types, channel quantity of RAM supported by Intel Core i7-11390H and Qualcomm Snapdragon 8cx Gen. 2. Depending on the motherboards, higher or lower memory frequencies may be supported.

• ECC
  No No
• Max. Memory
  - 64 GB
• Memory channels
  8 2
• Memory type
  LPDDR4X-2133 DDR4-3200LPDDR4X-4266
• PCIe
  - 4.0 x 4
• Memory Bandwidth
  - 51.2 GB/s

• AES-NI
  No Yes

Compare the TDP requirements of TDP Qualcomm Snapdragon 8cx Gen. 2 and Intel Core i7-11390H Power specifications describe different manufacturer limits. TDP, base power and maximum turbo power are separate values; they do not establish measured system consumption.

• Maximum Operating Temperature
  - 100 °C
• TDP (PL1, legacy label)
  7 W 35 W
• TDP (PL2)
  - 60 W / 58 s
• TDP down
  - 28 W
• TDP up
  - 48 W

Architecture, interfaces, additional instructions supported by Qualcomm Snapdragon 8cx Gen. 2 and Intel Core i7-11390H, virtual machine technologies and process technology.

• Architecture
  Kryo 495 Tiger Lake H
• Instruction set (ISA)
  ARMv8-A64 (64 bit) x86-64 (64 bit)
• ISA extensions
  - SSE4.1, SSE4.2, AVX2, AVX-512
• L2-Cache
  - 5 MB
• L3-Cache
  2 MB 12 MB
• Release date
  Q4/2018 Q2/2021
• Socket
  - BGA 1526
• Technology
  7 nm 10 nm
• Virtualization
  None VT-x, VT-x EPT, VT-d