i5-14400F vs i9-10900K

Place in the ranking	501	405
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	15.03	57.09
Market segment	Desktop processor	Desktop processor
Power efficiency	10.85	23.60
Architecture codename	Comet Lake (2020)	Raptor Lake-R (2023−2024)
Release date	30 April 2020 (4 years ago)	8 January 2024 (less than a year ago)
Launch price (MSRP)	$488	$196

Cost-effectiveness evaluation

Performance per price, higher is better.

i5-14400F has 280% better value for money than i9-10900K.

Detailed specifications

Core i9-10900K and Core i5-14400F basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.

Physical cores	10 (Deca-Core)	10 (Deca-Core)
Threads	20	16
Base clock speed	3.7 GHz	2.5 GHz
Boost clock speed	5.2 GHz	4.7 GHz
Bus rate	8 GT/s	no data
L1 cache	64 KB (per core)	80 KB (per core)
L2 cache	256 KB (per core)	1.25 MB (per core)
L3 cache	20 MB (shared)	20 MB (shared)
Chip lithography	14 nm	Intel 7 nm
Die size	206 mm²	215 mm²
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	+	-

Compatibility

Information on Core i9-10900K and Core i5-14400F compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.

Number of CPUs in a configuration	1	1
Socket	FCLGA1200	FCLGA1700
Power consumption (TDP)	125 Watt	65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-10900K and Core i5-14400F. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
FMA	+	-
AVX	+	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Speed Shift	no data	+
Turbo Boost Technology	2.0	2.0
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	+
Thermal Monitoring	+	+
SIPP	+	-
Turbo Boost Max 3.0	+	no data
Deep Learning Boost	-	+

Security technologies

Core i9-10900K and Core i5-14400F technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	+
Identity Protection	+	-
SGX	Yes with Intel® ME	no data
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-10900K and Core i5-14400F are enumerated here.

VT-d	+	+
VT-x	+	+
EPT	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-10900K and Core i5-14400F. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR5-4800, DDR4-3200
Maximum memory size	128 GB	192 GB
Max memory channels	2	2
Maximum memory bandwidth	45.8 GB/s	76.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel UHD Graphics 630	N/A
Max video memory	64 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.2 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i9-10900K and Core i5-14400F integrated GPUs.

Number of displays supported

no data

Graphics image quality

Maximum display resolutions supported by Core i9-10900K and Core i5-14400F integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096 x 2160@30Hz	no data
Max resolution over eDP	4096 x 2304@60Hz	no data
Max resolution over DisplayPort	4096 x 2304@60Hz	no data

Graphics API support

APIs supported by Core i9-10900K and Core i5-14400F integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i9-10900K and Core i5-14400F.

PCIe version	3.0	5.0 and 4.0
PCI Express lanes	16	16

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

Combined synthetic benchmark score

This is our combined benchmark performance rating. We are regularly improving our combining algorithms, but if you find some perceived inconsistencies, feel free to speak up in comments section, we usually fix problems quickly.

i9-10900K 14.33

i5-14400F 16.21
+13.1%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

i9-10900K 22759

i5-14400F 25748
+13.1%

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

i9-10900K 1775

i5-14400F 2340
+31.8%

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

i9-10900K 9074

i5-14400F 11505
+26.8%