intel core i9 12900h vs intel core i7 9700k

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We compared two CPUs Intel Core i9 12900H (Laptop) 14-cores against Intel Core i7 9700K (Desktop) 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 12900H and Intel Core i7 9700K
Advantages of Intel Core i9 12900H
  • Newer released 4 years later
  • Has 6 more physical cores
  • Consumes up to 53% less energy than the Intel Core i7 9700K – 45 vs 95 Watt
  • Has 12 MB larger L3 cache size
  • 2% higher Turbo Boost frequency (5 GHz vs 4.9 GHz)
  • Newer PCI Express version – 4
  • More modern manufacturing process – 7 versus 14
Advantages of Intel Core i7 9700K
  • Supports up to 128 GB DDR4 RAM
  • Unlocked multiplier

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
1914
Cinebench R23 (Multi-Core)
16590
Passmark CPU (Single-Core)
3941
Passmark CPU (Multi-Core)
29168
Geekbench 5 (Single-Core)
1863
Geekbench 5 (Multi-Core)
12716

Specifications

Full technical specification of core i9 12900h and core i7 9700k

General

Intel Core i9 12900H Intel Core i7 9700K
Vendor Intel Intel
Released January 4 2022 October 8 2018
Type Laptop Desktop
instruction set x86-64 x86-64
Codename Alder Lake-H Coffee Lake-R
Socket FCBGA1744 FCLGA1151
Integrated GPU Intel® Iris® Xe Graphics eligible Intel UHD Graphics 630

Performance

Intel Core i9 12900H Intel Core i7 9700K
Cores 14 8
Threads 20 8
Base Frequency 2.5 GHz 3.6 GHz
Turbo Boost Frequency 5 GHz 4.9 GHz
L1 Cache 80K (per core) 64K (per core)
L2 Cache 1.25 MB (per core) 256K (per core)
L3 Cache 24 MB (shared) 12 MB (shared)
Unlocked Multiplier No Yes

Power

Intel Core i9 12900H Intel Core i7 9700K
Fabrication process Intel 7 nm 14 nm
Power consumption (TDP) 45 W 95 W
Max. temperature 100°C 100°C

Memory support

Intel Core i9 12900H Intel Core i7 9700K
Memory types DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267 DDR4
Memory Size 64 GB 128 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth - 41.6 GB/s
ECC Support No No

iGPU

Intel Core i9 12900H Intel Core i7 9700K
Integrated Graphics Intel® Iris® Xe Graphics eligible Intel UHD Graphics 630
GPU Base Clock 300 MHz 350 MHz
GPU Boost Clock 1.45 MHz 1.2 MHz
Shading Units 768 192
TMUs 48 24
ROPs 24 3
Execution Units 96
TGP 15 W 15 W
iGPU FLOPS
1.69 TFLOPS
0.38 TFLOPS

Misc

Intel Core i9 12900H Intel Core i7 9700K
Official site Intel Core i9 12900H official page Intel Core i7 9700K official page
PCI Express Version 4 3
PCI Express Lanes 28 16

Comments

So which CPU will you choose: Intel Core i7 9700K or Intel Core i9 12900H?