intel core i5 12600k vs intel core i5 6600k

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We compared two CPUs Intel Core i5 12600K (Desktop) 10-cores against Intel Core i5 6600K (Desktop) 4-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 i5 12600K and Intel Core i5 6600K
Advantages of Intel Core i5 12600K
  • Newer released 6 years later
  • Has 6 more physical cores
  • Around 42.7 GB/s (56%) higher theoretical memory bandwidth
  • Has 14 MB larger L3 cache size
  • 20% higher Turbo Boost frequency (4.9 GHz vs 3.9 GHz)
  • More modern manufacturing process – 7 versus 14
  • Supports up to 128 GB DDR5 RAM
Advantages of Intel Core i5 6600K
  • Consumes up to 27% less energy than the Intel Core i5 12600K – 91 vs 125 Watt

Benchmarks

Comparing the performance of CPUs in benchmarks
Cinebench R23 (Single-Core)
1901
Cinebench R23 (Multi-Core)
17338
Passmark CPU (Single-Core)
4000
Passmark CPU (Multi-Core)
27690
Geekbench 5 (Single-Core)
1926
Geekbench 5 (Multi-Core)
11709

Specifications

Full technical specification of core i5 12600k and core i5 6600k

General

Intel Core i5 12600K Intel Core i5 6600K
Vendor Intel Intel
Released November 5 2021 August 5 2015
Type Desktop Desktop
instruction set x86-64 x86-64
Codename Alder Lake-S Skylake
Socket FCLGA1700 FCLGA1151
Integrated GPU Intel UHD Graphics 770 Intel HD Graphics 530

Performance

Intel Core i5 12600K Intel Core i5 6600K
Cores 10 4
Threads 16 4
Base Frequency 3.7 GHz 3.5 GHz
Turbo Boost Frequency 4.9 GHz 3.9 GHz
L1 Cache 80K (per core) 64K (per core)
L2 Cache 1.25 MB (per core) 256K (per core)
L3 Cache 20 MB (shared) 6 MB (shared)
Unlocked Multiplier Yes Yes

Power

Intel Core i5 12600K Intel Core i5 6600K
Fabrication process Intel 7 nm 14 nm
Power consumption (TDP) 125 W 91 W
Max. temperature 100°C 64°C

Memory support

Intel Core i5 12600K Intel Core i5 6600K
Memory types DDR5, DDR4 DDR3, DDR4
Memory Size 128 GB 64 GB
Max. Memory Channels 2 2
Max. Memory Bandwidth 76.8 GB/s 34.1 GB/s
ECC Support Yes No

iGPU

Intel Core i5 12600K Intel Core i5 6600K
Integrated Graphics Intel UHD Graphics 770 Intel HD Graphics 530
GPU Base Clock 300 MHz MHz
GPU Boost Clock 1.45 MHz 1.15 MHz
Shading Units 256
TMUs 16
ROPs 8
Execution Units 32
TGP 15 W W
iGPU FLOPS
0.78 TFLOPS
TFLOPS

Misc

Intel Core i5 12600K Intel Core i5 6600K
Official site Intel Core i5 12600K official page Intel Core i5 6600K official page
PCI Express Version 3
PCI Express Lanes 20 16

Comments

So which CPU will you choose: Intel Core i5 6600K or Intel Core i5 12600K?