Intel Core i5-8650K vs Intel Core i5-9400T

Comparative analysis of Intel Core i5-8650K and Intel Core i5-9400T processors for all known characteristics in the following categories: Essentials, Performance, Memory, Compatibility, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark.

Intel Core i5-8650K

Intel Core i5-9400T

Differences

Reasons to consider the Intel Core i5-8650K

Processor is unlocked, an unlocked multiplier allows for easier overclocking
Around 106% higher clock speed: 3.7 GHz vs 1.8 GHz

Unlocked	Unlocked vs Locked
Maximum frequency	3.7 GHz vs 1.8 GHz

Reasons to consider the Intel Core i5-9400T

2.7x lower typical power consumption: 35 Watt vs 95 Watt

Thermal Design Power (TDP)	35 Watt vs 95 Watt

Compare benchmarks

CPU 1: Intel Core i5-8650K
CPU 2: Intel Core i5-9400T

Name	Intel Core i5-8650K	Intel Core i5-9400T
PassMark - Single thread mark		2112
PassMark - CPU mark		8335

Compare specifications (specs)

	Intel Core i5-8650K	Intel Core i5-9400T
Essentials
Architecture codename	Coffee Lake	Coffee Lake
Launch date	September 2018	September 2018
Place in performance rating	not rated	1151
Vertical segment	Desktop	Desktop
Performance
64 bit support
L1 cache	64K (per core)	64K (per core)
L2 cache	256K (per core)	256K (per core)
L3 cache	9 MB (shared)	9 MB (shared)
Manufacturing process technology	14 nm	14 nm
Maximum case temperature (TCase)	72 °C	72 °C
Maximum frequency	3.7 GHz	1.8 GHz
Number of cores	6	6
Unlocked
Memory
Supported memory types	DDR4	DDR4
Compatibility
Max number of CPUs in a configuration	1	1
Thermal Design Power (TDP)	95 Watt	35 Watt
Security & Reliability
Intel® Trusted Execution technology (TXT)
Advanced Technologies
Intel® Advanced Vector Extensions (AVX)
Intel® AES New Instructions
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)