i5-14400 vs i9-9800X

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Primary details

Comparing Core i9-9800X and Core i5-14400 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated422
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data52.75
Market segmentDesktop processorDesktop processor
Power efficiencyno data23.37
Architecture codenameSkylake-X (2018)Raptor Lake-R (2023−2024)
Release dateOctober 2018 (6 years ago)8 January 2024 (less than a year ago)
Launch price (MSRP)no data$221

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i9-9800X and Core i5-14400 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 cores8 (Octa-Core)10 (Deca-Core)
Threads1616
Base clock speedno data2.5 GHz
Boost clock speed3.8 GHz4.7 GHz
L1 cache64K (per core)80 KB (per core)
L2 cache1 MB (per core)1.25 MB (per core)
L3 cache16.5 MB (shared)20 MB (shared)
Chip lithography14 nmIntel 7 nm
Die sizeno data215 mm2
Maximum core temperatureno data100 °C
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier+-

Compatibility

Information on Core i9-9800X and Core i5-14400 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 configuration11
Socket2066FCLGA1700
Power consumption (TDP)165 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-9800X and Core i5-14400. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technologyno data2.0
Hyper-Threading Technologyno data+
TSX++
Idle Statesno data+
Thermal Monitoring-+
Deep Learning Boost-+

Security technologies

Core i9-9800X and Core i5-14400 technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-9800X and Core i5-14400 are enumerated here.

VT-d++
VT-x++
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-9800X and Core i5-14400. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR5-4800, DDR4-3200
Maximum memory sizeno data192 GB
Max memory channelsno data2
Maximum memory bandwidthno data76.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics 730
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.55 GHz
Execution Unitsno data24

Graphics interfaces

Available interfaces and connections of Core i9-9800X and Core i5-14400 integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Core i9-9800X and Core i5-14400 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4no data4096 x 2160 @ 60Hz
Max resolution over eDPno data5120 x 3200 @ 120Hz
Max resolution over DisplayPortno data7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i9-9800X and Core i5-14400 integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Core i9-9800X and Core i5-14400.

PCIe versionno data5.0 and 4.0
PCI Express lanesno data16

Pros & cons summary


Physical cores 8 10
Power consumption (TDP) 165 Watt 65 Watt

i5-14400 has 25% more physical cores, and 153.8% lower power consumption.

We couldn't decide between Core i9-9800X and Core i5-14400. We've got no test results to judge.


Should you still have questions on choice between Core i9-9800X and Core i5-14400, ask them in Comments section, and we shall answer.

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Intel Core i9-9800X
Core i9-9800X
Intel Core i5-14400
Core i5-14400

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.8 4 votes

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3.6 130 votes

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Questions & comments

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