Intel Core i9 9940X

Intel Core i9 9940X
  • Cores: 14
  • L3 cache: 20MB (shared)
  • TDP: 165 W
  • Transistor size: 14 nm
Core i9 9940X - desktop processor produced by Intel for socket LGA-2066 that has 14 cores and 28 threads. The base clock frequency of the CPU is 3300 MHz, but due to Turbo Boost technology, it can perform up to 4400 MHz. The size of the L3 cache is 20 MB. Please note that this chip doesn’t have integrated graphics.

Benchmarks

Performance tests of Intel Core i9 9940X in benchmarks
Cinebench R23 (Single-Core)
1241
Cinebench R23 (Multi-Core)
15635
Passmark CPU (Single-Core)
2660
Passmark CPU (Multi-Core)
28504
Geekbench 5 (Single-Core)
1205
Geekbench 5 (Multi-Core)
14597

Specifications

Core i9 9940X technical specifications

General

Vendor Intel
Released October 8, 2018
Type Desktop
instruction set x86-64
Codename Skylake
Model number i9-9940X
Integrated GPU No

CPU

Performance Cores
P-Cores 14
P-Threads 28
Base Frequency (P) 3.3 GHz
Turbo Boost Frequency (P) 4.4 GHz
Total
Total Cores 14
Total Threads 28
Bus Frequency 100 MHz
Multiplier 33x
Bus Bandwidth 8 GT/s
L1 Cache 64K (per core)
L2 Cache 1MB (per core)
L3 Cache 20MB (shared)
Unlocked Multiplier Yes

Package

Fabrication process 14 nm
Socket LGA-2066
TDP 165 W
Peak temperature 88°C

Memory Support

Memory types DDR4-2666
Memory Size 128 GB
Max. Memory Channels 4
ECC Support No

Misc

Official site Intel Core i9 9940X official page
PCI Express Version 3.0
PCI Express Lanes 44
Extended instructions SSE4.1, SSE4.2, AVX-2, AVX-512

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