i9-9800X vs i9-10900X

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Primary details

Comparing Core i9-10900X and Core i9-9800X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking519not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiency8.11no data
Architecture codenameCascade Lake-X (2019)Skylake-X (2018)
Release date19 October 2019 (5 years ago)October 2018 (6 years ago)

Detailed specifications

Core i9-10900X and Core i9-9800X 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 cores10 (Deca-Core)8 (Octa-Core)
Threads2016
Base clock speed3.7 GHzno data
Boost clock speed4.7 GHz3.8 GHz
Bus rate8 GT/s DMI3 MHzno data
L1 cache64K (per core)64K (per core)
L2 cache1 MB (per core)1 MB (per core)
L3 cache19.25 MB (shared)16.5 MB (shared)
Chip lithography14 nm14 nm
Maximum core temperature94 °Cno data
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibility+-
Unlocked multiplier++

Compatibility

Information on Core i9-10900X and Core i9-9800X 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
SocketFCLGA20662066
Power consumption (TDP)165 Watt165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-10900X and Core i9-9800X. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512no data
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX++
Turbo Boost Max 3.0+no data
Deep Learning Boost+-

Security technologies

Core i9-10900X and Core i9-9800X technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-10900X and Core i9-9800X are enumerated here.

VT-d++
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-10900X and Core i9-9800X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2933DDR4
Maximum memory size256 GBno data
Max memory channels4no data
Maximum memory bandwidth94 GB/sno data

Peripherals

Specifications and connection of peripherals supported by Core i9-10900X and Core i9-9800X.

PCIe version3.0no data
PCI Express lanes48no data

Pros & cons summary


Physical cores 10 8
Threads 20 16

i9-10900X has 25% more physical cores and 25% more threads.

We couldn't decide between Core i9-10900X and Core i9-9800X. We've got no test results to judge.


Should you still have questions on choice between Core i9-10900X and Core i9-9800X, ask them in Comments section, and we shall answer.

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Intel Core i9-10900X
Core i9-10900X
Intel Core i9-9800X
Core i9-9800X

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Community ratings

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Questions & comments

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