Intel Core i7-7820X CPU Review

Features & Specifications

Intel Skylake-X Platform Block Diagram

7th Gen Intel Core Desktop Processor Die

Intel Skylake-X Specifications and Pricing

 

Core i7-7800X

Core i7-7820X

Core i9-7900X

Cores / Threads

6/12

8/16

10/20

Base Clock

3.5 GHz

3.6 GHz

3.3 GHz

Turbo Clock

4.0 GHz

4.3 GHz

4.3 GHz

TurboMax Clock

N/A

4.5 GHz

4.5 GHz

L3

8.25 MB

11 MB

13.75 MB

PCIe Lanes

28

44

Memory Channels

4

Memory Freq

DDR4-2400

DDR4-2666

TDP

140W

Price

$389

$599

$999

Core i7-7820X Technical Specifications

Essentials

  • Vertical Segment – Desktop
  • Processor Number – i7-7820X
  • Status – Launched
  • Launch Date – Q2’17
  • Lithography – 14 nm

Performance

  • # of Cores – 8
  • # of Threads – 16
  • Processor Base Frequency – 3.60 GHz
  • Max Turbo Frequency – 4.30 GHz
  • Cache – 11 MB L3
  • Bus Speed – 8 GT/s DMI3
  • # of QPI Links – 0
  • Intel® Turbo Boost Max Technology 3.0 Frequency – 4.50 GHz
  • TDP – 140 W

Supplemental Information

  • Embedded Options Available – No
  • Conflict Free – Yes

Memory Specifications

  • Max Memory Size (dependent on memory type) – 128 GB
  • Memory Types – DDR4-2666
  • Max # of Memory Channels – 4
  • ECC Memory Supported – No

Expansion Options

  • Scalability – 1S Only
  • PCI Express Revision – 3.0
  • Max # of PCI Express Lanes – 28

Package Specifications

  • Sockets Supported – FCLGA2066
  • Max CPU Configuration –1
  • Thermal Solution Specification – PCG 2017X

Advanced Technologies

  • Intel® Optane™ Memory Supported – Yes
  • Intel® Turbo Boost Max Technology 3.0 – Yes
  • Intel® Turbo Boost Technology – 2.0
  • Intel® Hyper-Threading Technology – Yes
  • Intel® Virtualization Technology (VT-x) – Yes
  • Intel® Virtualization Technology for Directed I/O (VT-d) – Yes
  • Intel® 64 – Yes
  • Instruction Set – 64-bit
  • Instruction Set Extensions – SSE4.1/4.2, AVX 2.0, AVX-512
  • Enhanced Intel SpeedStep® Technology – Yes
  • Intel® AES New Instructions – Yes
  • Execute Disable Bit – Yes

Compatible Products

Intel® X299 Chipset
  • 14 USB Ports
  • Up to 10 USB 3.0 Ports
  • 24 PCI Express Lanes (max)


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