intel core i7 12700k vs intel core i9 10900x

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We compared two CPUs Intel Core i7 12700K (Desktop) 12-cores against Intel Core i9 10900X (Desktop) 10-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 i7 12700K and Intel Core i9 10900X
Advantages of Intel Core i7 12700K
  • Newer released 2 years later
  • Has 2 more physical cores
  • Consumes up to 24% less energy than the Intel Core i9 10900X – 125 vs 165 Watt
  • Has 6 MB larger L3 cache size
  • 6% higher Turbo Boost frequency (5 GHz vs 4.7 GHz)
  • More modern manufacturing process – 7 versus 14
Advantages of Intel Core i9 10900X
  • Around 17.2 GB/s (18%) higher theoretical memory bandwidth
  • Supports up to 256 GB DDR4-2933 RAM

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
Cinebench R23 (Multi-Core)
23127
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
34441
Geekbench 5 (Single-Core)
Geekbench 5 (Multi-Core)
15653

Specifications

Full technical specification of core i7 12700k and core i9 10900x

General

Intel Core i7 12700K Intel Core i9 10900X
Vendor Intel Intel
Released November 5 2021 October 19 2019
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Alder Lake-S Cascade Lake-X
Socket FCLGA1700 FCLGA2066
Integrated GPU Intel UHD Graphics 770

Performance

Intel Core i7 12700K Intel Core i9 10900X
Cores 12 10
Threads 20 20
Base Frequency 3.6 GHz 3.7 GHz
Turbo Boost Frequency 5 GHz 4.7 GHz
L1 Cache 80K (per core) 64K (per core)
L2 Cache 1.25 MB (per core) 1 MB (per core)
L3 Cache 25 MB (shared) 19.25 MB (shared)
Unlocked Multiplier Yes Yes

Power

Intel Core i7 12700K Intel Core i9 10900X
Fabrication process Intel 7 nm 14 nm
Power consumption (TDP) 125 W 165 W
Max. temperature 100°C 94°C

Memory support

Intel Core i7 12700K Intel Core i9 10900X
Memory types DDR5, DDR4 DDR4-2933
Memory Size 128 GB 256 GB
Max. Memory Channels 2 4
Max. Memory Bandwidth 76.8 GB/s 94 GB/s
ECC Support Yes No

iGPU

Intel Core i7 12700K Intel Core i9 10900X
Integrated Graphics Intel UHD Graphics 770
GPU Base Clock 300 MHz MHz
GPU Boost Clock 1.5 MHz MHz
Shading Units 256
TMUs 16
ROPs 8
Execution Units 32
TGP 15 W W
iGPU FLOPS
0.78 TFLOPS

Misc

Intel Core i7 12700K Intel Core i9 10900X
Official site Intel Core i7 12700K official page Intel Core i9 10900X official page
PCI Express Version 3
PCI Express Lanes 20 48

Comments

So which CPU will you choose: Intel Core i9 10900X or Intel Core i7 12700K?