Intel Core i7 11800H vs i7 11390H

We compared two laptop CPUs: the 1.9-2.3 GHz Intel Core i7 11800H with 8-cores against the 2.9-3.4 GHz i7 11390H with 4-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.


General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of electricity consumption
NanoReview Final Score
Generic CPU rating

Key Differences

What are the key differences between 11390H and 11800H
Advantages of Intel Core i7 11800H
  • Has 4 more physical cores
  • Has 12288 KB larger L3 cache size
  • Supports up to 128 GB DDR4-3200 RAM
Advantages of Intel Core i7 11390H
  • 9% higher Turbo Boost frequency (5 GHz vs 4.6 GHz)


Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)


Full technical specification of Intel Core i7 11800H and i7 11390H


Vendor Intel Intel
Released May 11, 2021 June 21, 2021
Type Laptop Laptop
instruction set x86-64 x86-64
Codename Tiger Lake Tiger Lake
Model number i7-11800H i7-11390H
Integrated GPU UHD Graphics for 11th Gen (32 EU) Iris Xe Graphics G7 96EU


Performance Cores
P-Cores 8 4
P-Threads 16 8
Base Frequency (P) 1.9-2.3 GHz 2.9-3.4 GHz
Turbo Boost Frequency (P) 4.6 GHz 5 GHz
Total Cores 8 4
Total Threads 16 8
Bus Frequency 100 MHz 100 MHz
Multiplier 19-23x 29-34x
Bus Bandwidth 8 GT/s 4 GT/s
L1 Cache 96K (per core) 96K (per core)
L2 Cache 1280K (per core) 1280K (per core)
L3 Cache 24MB (shared) 12MB (shared)
Unlocked Multiplier No No


Fabrication process 10 nm 10 nm
Socket BGA-1787 BGA-1449
TDP 35-45 W (configurable) 28-35 W (configurable)
Peak temperature 100°C 100°C


Integrated Graphics Intel UHD Graphics for 11th Gen (32 EU) Iris Xe Graphics G7 96EU
GPU Base Clock 350 MHz 300 MHz
GPU Boost Clock 1450 MHz 1400 MHz
Shading Units 256 768
TMUs 16 48
ROPs 8 24
Execution Units 32 96
TGP 15 W 15 W
0.742 TFLOPS

Memory Support

Memory types DDR4-3200 DDR4-3200, LPDDR4x-4267
Memory Size 128 GB 64 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 51.2 GB/s -
ECC Support No No


Official site Intel Core i7 11800H official page Intel Core i7 11390H official page
PCI Express Version 4.0 4.0
PCI Express Lanes 20 16

Cast your vote

Choose between two processors
38 (50.7%)
37 (49.3%)
Total votes: 75


So which CPU will you choose: Intel Core i7 11390H or i7 11800H?