比较 Intel Core i7-7820X 与 Intel Core i7-7820X

description_compare Intel Core i7-7820X and Intel Core i9-9990XE

• Name
  Intel Core i7-7820X Intel Core i9-9990XE
• Segment
  Desktop / Server Desktop / Server
• Family
  Intel Core i7 Intel Core i9
• Generation
  7 9
• CPU group
  Intel Core i 7000X Intel Core i 9000X

CPU Cores and Base Frequency

• Frequency
  3.60 GHz 4.00 GHz
• CPU Cores
  8 14
• Turbo (1 Core)
  4.50 GHz 5.10 GHz
• CPU Threads
  16 28
• Hyperthreading
  Yes Yes
• Overclocking
  Yes Yes
• Core architecture
  normal normal

• GPU name
  no iGPU no iGPU
• GPU (Turbo)
  No turbo No turbo

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

• Memory type
  DDR4-2666 DDR4-2666
• Max. Memory
  128 GB
• ECC
  No No
• Memory channels
  4 4
• PCIe version
  3.0 3.0
• PCIe lanes
  28 44

• AES-NI
  Yes Yes

• TDP (PL1)
  140 W 255 W
• Tjunction max.
  -- 84 °C

• Instruction set (ISA)
  x86-64 (64 bit) x86-64 (64 bit)
• Virtualization
  VT-x, VT-x EPT, VT-d VT-x, VT-x EPT, VT-d
• ISA extensions
  SSE4.1, SSE4.2, AVX2, AVX-512 SSE4.1, SSE4.2, AVX2, AVX-512
• L3-Cache
  11.00 MB 19.25 MB
• Architecture
  Skylake X Skylake X Refresh
• Technology
  14 nm 14 nm
• Socket
  LGA 2066 LGA 2066
• Release date
  Q2/2017 Q2/2019

• Used in
  Unknown Unknown