Intel Core i5-14400 vs Intel Core i5-14600K

Comparative analysis of Intel Core i5-14400 and Intel Core i5-14600K processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 3DMark Fire Strike - Physics Score.

Intel Core i5-14400

Intel Core i5-14600K

Differences

Reasons to consider the Intel Core i5-14400

CPU is newer: launch date 2 month(s) later
Around 92% lower typical power consumption: 65 Watt vs 125 Watt

Launch date	8 Jan 2024 vs 17 Oct 2023
Thermal Design Power (TDP)	65 Watt vs 125 Watt

Reasons to consider the Intel Core i5-14600K

Processor is unlocked, an unlocked multiplier allows for easier overclocking
4 more cores, run more applications at once: 14 vs 10
4 more threads: 20 vs 16
Around 13% higher clock speed: 5.3 GHz vs 4.7 GHz
Around 40% more L1 cache; more data can be stored in the L1 cache for quick access later
2.2x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 20% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 13% better performance in PassMark - Single thread mark: 4291 vs 3789
Around 48% better performance in PassMark - CPU mark: 39250 vs 26568

Specifications (specs)
Unlocked	Unlocked vs Locked
Number of cores	14 vs 10
Number of threads	20 vs 16
Maximum frequency	5.3 GHz vs 4.7 GHz
L1 cache	80 KB (per core) vs 80 KB (per core)
L2 cache	2 MB (per core) vs 1.25 MB (per core)
L3 cache	24 MB (shared) vs 20 MB (shared)
Benchmarks
PassMark - Single thread mark	4291 vs 3789
PassMark - CPU mark	39250 vs 26568

Compare benchmarks

CPU 1: Intel Core i5-14400
CPU 2: Intel Core i5-14600K

PassMark - Single thread mark

CPU 1

CPU 2

3789

4291

PassMark - CPU mark

CPU 1

CPU 2

26568

39250

Name	Intel Core i5-14400	Intel Core i5-14600K
PassMark - Single thread mark	3789	4291
PassMark - CPU mark	26568	39250
3DMark Fire Strike - Physics Score		10606

Compare specifications (specs)

	Intel Core i5-14400	Intel Core i5-14600K
Essentials
Launch date	8 Jan 2024	17 Oct 2023
Launch price (MSRP)	$221	$319
Place in performance rating	183	187
Performance
Base frequency	2.5 GHz	3.5 GHz
Die size	215 mm²	257 mm²
L1 cache	80 KB (per core)	80 KB (per core)
L2 cache	1.25 MB (per core)	2 MB (per core)
L3 cache	20 MB (shared)	24 MB (shared)
Manufacturing process technology	10 nm	10 nm
Maximum core temperature	100°C	100°C
Maximum frequency	4.7 GHz	5.3 GHz
Number of cores	10	14
Number of threads	16	20
Unlocked
Maximum case temperature (TCase)		72°C
Memory
ECC memory support
Supported memory types	DDR4, DDR5	DDR4, DDR5
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	1700	1700
Thermal Design Power (TDP)	65 Watt	125 Watt
Peripherals
PCIe configurations	Gen 5, 16 Lanes, (CPU only)	Gen 5, 16 Lanes, (CPU only)