Intel Core i9-9990XE vs Intel Core i9-8950HK. Specifications, performance, tests

Comprehensive background on the processors being compared, detailing their series, generation, and targeted market segment.

• Segment
  Desktop / Server Mobile
• Family
  Intel Core i9 Intel Core i9
• Generation
  9 8
• CPU group
  Intel Core i 9000X Intel Core i 8000H

Essential parameters including the number of cores, threads, base and turbo frequencies, and cache size. These metrics provide insight into the processor’s speed—higher values generally indicate better performance.

• Frequency
  4.00 GHz 2.90 GHz
• CPU Cores
  14 6
• Turbo (1 Core)
  5.10 GHz 4.80 GHz
• CPU Threads
  28 12
• Hyperthreading
  Yes Yes
• Overclocking
  Yes Yes
• Core architecture
  normal normal

The integrated graphics (iGPU) do not influence the CPU performance significantly; they serve as a substitute for a dedicated graphics card in the absence of one or are utilized in mobile devices.

• GPU name
  no iGPU Intel UHD Graphics 630
• GPU frequency
  0.35 GHz
• GPU (Turbo)
  No turbo 1.15 GHz
• Execution units
  24
• Shader
  192
• Max. GPU Memory
  -- 64 GB
• Max. displays
  3
• Generation
  9.5
• DirectX Version
  12
• Technology
  14 nm
• Release date
  Q4/2017

This section details the built-in codecs used for encoding and decoding media content, which significantly enhance processing speed and efficiency.

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

Overview of the types and quantities of RAM supported by Intel Core i9-8950HK and Intel Core i9-9990XE. The supported memory frequencies may vary depending on the motherboard configuration.

• Memory type
  DDR4-2666 DDR4-2400 SO-DIMM
• Max. Memory
  128 GB
• ECC
  No No
• Memory channels
  4 2
• PCIe version
  3.0 3.0
• PCIe lanes
  44 16

• AES-NI
  Yes Yes

Analyze the TDP (Thermal Design Power) requirements of Intel Core i9-9990XE and Intel Core i9-8950HK to make an informed decision on the appropriate cooling system. Remember that TDP refers to thermal watts, not electrical watts.

• TDP (PL1)
  255 W 65 W
• Tjunction max.
  84 °C --

Information on architecture, interfaces, and additional instructions supported by Intel Core i9-9990XE and Intel Core i9-8950HK, including virtual machine technologies and fabrication processes.

• 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
• L3-Cache
  19.25 MB 12.00 MB
• Architecture
  Skylake X Refresh Coffee Lake H
• Technology
  14 nm 14 nm
• Socket
  LGA 2066 BGA 1440
• Release date
  Q2/2019 Q1/2018