Intel Core i5-14400T vs Intel Core i5-12600KF

Comparative analysis of Intel Core i5-14400T and Intel Core i5-12600KF processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, 3DMark Fire Strike - Physics Score.

Intel Core i5-14400T

Intel Core i5-12600KF

Differences

Reasons to consider the Intel Core i5-14400T

CPU is newer: launch date 2 year(s) 2 month(s) later
Around 11% more L3 cache; more data can be stored in the L3 cache for quick access later

Launch date	8 Jan 2024 vs 4 Nov 2021
L3 cache	20 MB (shared) vs 18 MB

Reasons to consider the Intel Core i5-12600KF

Around 9% higher clock speed: 4.90 GHz vs 4.5 GHz
4.8x more L1 cache, more data can be stored in the L1 cache for quick access later
6x more L2 cache, more data can be stored in the L2 cache for quick access later
Around 11% better performance in PassMark - Single thread mark: 3929 vs 3547
Around 25% better performance in PassMark - CPU mark: 27849 vs 22290

Specifications (specs)
Maximum frequency	4.90 GHz vs 4.5 GHz
L1 cache	384 KB vs 80 KB (per core)
L2 cache	7.5 MB vs 1.25 MB (per core)
Benchmarks
PassMark - Single thread mark	3929 vs 3547
PassMark - CPU mark	27849 vs 22290

Compare benchmarks

CPU 1: Intel Core i5-14400T
CPU 2: Intel Core i5-12600KF

PassMark - Single thread mark

CPU 1

CPU 2

3547

3929

PassMark - CPU mark

CPU 1

CPU 2

22290

27849

Name	Intel Core i5-14400T	Intel Core i5-12600KF
PassMark - Single thread mark	3547	3929
PassMark - CPU mark	22290	27849
3DMark Fire Strike - Physics Score		7960

Compare specifications (specs)

	Intel Core i5-14400T	Intel Core i5-12600KF
Essentials
Launch date	8 Jan 2024	4 Nov 2021
Launch price (MSRP)	$221	$264 - $274
Place in performance rating	328	324
Architecture codename		Alder Lake
Processor Number		i5-12600KF
Series		12th Generation Intel Core i5 Processors
Status		Launched
Vertical segment		Desktop
Performance
Base frequency	1500 MHz
Die size	215 mm²
L1 cache	80 KB (per core)	384 KB
L2 cache	1.25 MB (per core)	7.5 MB
L3 cache	20 MB (shared)	18 MB
Manufacturing process technology	10 nm	Intel 7
Maximum core temperature	100°C	100°C
Maximum frequency	4.5 GHz	4.90 GHz
Number of cores	10
Number of threads	16
Unlocked
64 bit support
Memory
ECC memory support
Supported memory types	DDR4, DDR5	Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s
Max memory channels		2
Maximum memory bandwidth		76.8 GB/s
Maximum memory size		128 GB
Compatibility
Max number of CPUs in a configuration	1	1
Sockets supported	1700	FCLGA1700
Thermal Design Power (TDP)	35 Watt
Package Size		45.0 mm x 37.5 mm
Thermal Solution		PCG 2020A
Peripherals
PCIe configurations	Gen 5, 16 Lanes, (CPU only)	Up to 1x16+4, 2x8+4
Max number of PCIe lanes		20
PCI Express revision		5.0 and 4.0
Scalability		1S Only
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Mode-based Execute Control (MBE)
Secure Boot
Advanced Technologies
Enhanced Intel SpeedStep® technology
Idle States
Instruction set extensions		Intel SSE4.1, Intel SSE4.2, Intel AVX2
Intel 64
Intel® AES New Instructions
Intel® Hyper-Threading technology
Intel® Optane™ Memory Supported
Intel® Turbo Boost technology
Intel® Volume Management Device (VMD)
Speed Shift technology
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)