Intel Core i9 11900H vs i7 1280P

We compared two laptop CPUs: the 2.1-2.5 GHz Intel Core i9 11900H with 8-cores against the 1.8 GHz i7 1280P with 14-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
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 1280P and 11900H
Advantages of Intel Core i9 11900H
  • Supports up to 128 GB DDR4-3200 RAM
  • 2% higher Turbo Boost frequency (4.9 GHz vs 4.8 GHz)
Advantages of Intel Core i7 1280P
  • Newer - released 10-months later
  • Has 6 more physical cores
  • 14% faster in a single-core Geekbench v5 test - 1746 vs 1536 points


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)
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Full technical specification of Intel Core i9 11900H and i7 1280P


Vendor Intel Intel
Released May 11, 2021 February 23, 2022
Type Laptop Laptop
instruction set x86-64 x86-64
Codename Tiger Lake Alder Lake
Model number i9-11900H i7-1280P
Integrated GPU UHD Graphics for 11th Gen (32 EU) Iris Xe Graphics (96EU)


Performance Cores
P-Cores 8 6
P-Threads 16 12
Base Frequency (P) 2.1-2.5 GHz 1.8 GHz
Turbo Boost Frequency (P) 4.9 GHz 4.8 GHz
Efficient Cores
E-Cores - 8
E-Threads - 8
Base Frequency (E) - 1.3 GHz
Turbo Boost Frequency (E) - 3.6 GHz
Total Cores 8 14
Total Threads 16 20
Bus Frequency 100 MHz 100 MHz
Multiplier 21-25x 18x
Bus Bandwidth 8 GT/s -
L1 Cache 96K (per core) 80K (per core)
L2 Cache 1280K (per core) 1280K (per core)
L3 Cache 24MB (shared) 24MB (shared)
Unlocked Multiplier No No


Fabrication process 10 nm 10 nm
Socket BGA-1787 BGA-1744
TDP 35-45 W (configurable) 20-28 W (configurable)
Max. Boost TDP - 64 W
Peak temperature 100°C 100°C


Integrated Graphics Intel UHD Graphics for 11th Gen (32 EU) Intel Iris Xe Graphics (96EU)
GPU Base Clock 350 MHz 300 MHz
GPU Boost Clock 1450 MHz 1450 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 DDR5-4800, DDR4-3200, LPDDR5-5200, 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 i9 11900H official page Intel Core i7 1280P official page
PCI Express Version 4.0 4.0
PCI Express Lanes 20 20

Cast your vote

Choose between two processors
4 (57.1%)
3 (42.9%)
Total votes: 7


So which CPU will you choose: Intel Core i7 1280P or i9 11900H?