intel core i9 11900k vs intel core i7 11800h

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We compared two CPUs Intel Core i9 11900K (Desktop) 8-cores against Intel Core i7 11800H (Laptop) 8-cores. In this comparison page, we check which of these two processor has better performance in benchmark results, Games, architecture, price and other useful information.

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Performance
Measure performance when all cores are involved

Key Differences

What are the key differences between Intel Core i9 11900K and Intel Core i7 11800H
Advantages of Intel Core i9 11900K
  • 12% higher Turbo Boost frequency (5.2 GHz vs 4.6 GHz)
  • Unlocked multiplier
Advantages of Intel Core i7 11800H
  • Newer released 0 years later
  • Consumes up to 64% less energy than the Intel Core i9 11900K – 45 vs 125 Watt
  • Around 1.2 GB/s (2%) higher theoretical memory bandwidth
  • Has 8 MB larger L3 cache size
  • More modern manufacturing process – 10 versus 14

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
15321
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
25757
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
11087

Specifications

Full technical specification of core i9 11900k and core i7 11800h

General

Intel Core i9 11900K Intel Core i7 11800H
Vendor Intel Intel
Released April 30 2021 May 11 2021
Type Desktop Laptop
instruction set x86-64 x86-64
Codename Rocket Lake Tiger Lake H45
Socket FCLGA1200 FCBGA1787
Integrated GPU Intel UHD Graphics 750 Intel® UHD Graphics for 11th Gen Intel® Processors

Performance

Intel Core i9 11900K Intel Core i7 11800H
Cores 8 8
Threads 16 16
Base Frequency 3.5 GHz 2.3 GHz
Turbo Boost Frequency 5.2 GHz 4.6 GHz
L1 Cache 64K (per core) 96K (per core)
L2 Cache 256K (per core) 1.25 MB (per core)
L3 Cache 16 MB (shared) 24 MB (shared)
Unlocked Multiplier Yes No

Power

Intel Core i9 11900K Intel Core i7 11800H
Fabrication process 14 nm 10 nm SuperFin
Power consumption (TDP) 125 W 45 W
Max. temperature 100°C 100°C

Memory support

Intel Core i9 11900K Intel Core i7 11800H
Memory types DDR4 DDR4, DDR4
Memory Size 128 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 50 GB/s 51.2 GB/s
ECC Support No No

iGPU

Intel Core i9 11900K Intel Core i7 11800H
Integrated Graphics Intel UHD Graphics 750 Intel® UHD Graphics for 11th Gen Intel® Processors
GPU Base Clock 300 MHz 350 MHz
GPU Boost Clock 1.3 MHz 1.45 MHz
Shading Units 256 256
TMUs 64 16
ROPs 32 8
Execution Units 32 32
TGP 15 W 15 W
iGPU FLOPS
0.46 TFLOPS
0.742 TFLOPS

Misc

Intel Core i9 11900K Intel Core i7 11800H
Official site Intel Core i9 11900K official page Intel Core i7 11800H official page
PCI Express Version 4 4
PCI Express Lanes 20 20

Comments

So which CPU will you choose: Intel Core i7 11800H or Intel Core i9 11900K?