i9-10920XE vs i9-9940X

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Primary details

Comparing Core i9-9940X and Core i9-10920XE processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking356not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation5.29no data
Market segmentDesktop processorDesktop processor
SeriesIntel Core i9no data
Power efficiency10.11no data
Architecture codenameSkylake (server) (2017−2018)Cascade Lake-X (2019)
Release date8 October 2018 (6 years ago)19 October 2019 (5 years ago)
Launch price (MSRP)$1,387no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i9-9940X and Core i9-10920XE 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 cores14 (Tetradeca-Core)12 (Dodeca-Core)
Threads2824
Base clock speed3.3 GHz3.5 GHz
Boost clock speed4.5 GHz4.8 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplier33no data
L1 cache896 KB64K (per core)
L2 cache14 MB1 MB (per core)
L3 cache19.25 MB (shared)19.25 MB (shared)
Chip lithography14 nm14 nm
Die size484 mm2no data
Maximum core temperature88 °Cno data
64 bit support++
Windows 11 compatibility+-
Unlocked multiplier++

Compatibility

Information on Core i9-9940X and Core i9-10920XE 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 configuration1 (Uniprocessor)1
SocketFCLGA20662066
Power consumption (TDP)165 Watt165 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-9940X and Core i9-10920XE. 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

Security technologies

Core i9-9940X and Core i9-10920XE technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-9940X and Core i9-10920XE are enumerated here.

VT-d++
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-9940X and Core i9-10920XE. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR4 Quad-channel
Maximum memory size128 GBno data
Max memory channels4no data
Maximum memory bandwidth85.33 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/Ano data

Peripherals

Specifications and connection of peripherals supported by Core i9-9940X and Core i9-10920XE.

PCIe version3.03.0
PCI Express lanes44no data

Pros & cons summary


Recency 8 October 2018 19 October 2019
Physical cores 14 12
Threads 28 24

i9-9940X has 16.7% more physical cores and 16.7% more threads.

i9-10920XE, on the other hand, has an age advantage of 1 year.

We couldn't decide between Core i9-9940X and Core i9-10920XE. We've got no test results to judge.


Should you still have questions on choice between Core i9-9940X and Core i9-10920XE, ask them in Comments section, and we shall answer.

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Intel Core i9-9940X
Core i9-9940X
Intel Core i9-10920XE
Core i9-10920XE

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Community ratings

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3.7 38 votes

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4.2 6 votes

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