Intel Core i7-12700K vs Core i9-10940X

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Combined performance score

i9-10940X
18.14

Core i7-12700K outperforms Core i9-10940X by 24% in our combined benchmark results.

General info

Comparing Core i9-10940X and Core i7-12700K processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking293193
Place by popularitynot in top-10030
Value for money18.8857.88
Market segmentDesktop processorDesktop processor
Seriesno dataIntel Core i7
Architecture codenameCascade Lake-X (2019)Alder Lake-S (2022)
Release date19 October 2019 (4 years old)4 November 2021 (2 years old)
Launch price (MSRP)no data$409
Current price$664 $377 (0.9x MSRP)
Value for money

Performance per price, higher is better.

i7-12700K has 207% better value for money than i9-10940X.

Technical specs

Core i9-10940X and Core i7-12700K 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)
Threads2820
Base clock speed3.3 GHz3.6 GHz
Boost clock speed4.8 GHz5 GHz
L1 cache64K (per core)80K (per core)
L2 cache1 MB (per core)1.25 MB (per core)
L3 cache19.25 MB (shared)25 MB (shared)
Chip lithography14 nm10 nm
Die sizeno data215.25 mm220.5 mm × 10.5 mm
Maximum core temperature86 °C100 °C
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibility++
Unlocked multiplierYesYes

Compatibility

Information on Core i9-10940X and Core i7-12700K 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
SocketFCLGA2066FCLGA1700
Power consumption (TDP)165 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-10940X and Core i7-12700K. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
vProno data+
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology2.02.0
Hyper-Threading Technology++
TSX+no data
Idle Statesno data+
Thermal Monitoringno data+
SIPPno data+
Turbo Boost Max 3.0++
StatusLaunchedLaunched

Security technologies

Core i9-10940X and Core i7-12700K technologies aimed at improving security, for example, by protecting against hacks.

TXT++
EDB++
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-10940X and Core i7-12700K are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-10940X and Core i7-12700K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2933DDR4, DDR5
Maximum memory size256 GB128 GB
Max memory channels42
Maximum memory bandwidth94 GB/s76.8 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics 770
Quick Sync Videono data+
Clear Video HDno data+
Graphics max frequencyno data1.5 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Core i9-10940X and Core i7-12700K integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Core i9-10940X and Core i7-12700K 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 i9-10940X and Core i7-12700K integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Core i9-10940X and Core i7-12700K.

PCIe version3.05.0 and 4.0
PCI Express lanes4820

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.

i9-10940X 18.14
i7-12700K 22.57
+24.4%

Core i7-12700K outperforms Core i9-10940X by 24% in our combined benchmark results.


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.

Benchmark coverage: 68%

i9-10940X 27856
i7-12700K 34660
+24.4%

Core i7-12700K outperforms Core i9-10940X by 24% in Passmark.

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.

Benchmark coverage: 42%

i9-10940X 1563
i7-12700K 2531
+61.9%

Core i7-12700K outperforms Core i9-10940X by 62% in GeekBench 5 Single-Core.

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.

Benchmark coverage: 42%

i9-10940X 10794
i7-12700K 13694
+26.9%

Core i7-12700K outperforms Core i9-10940X by 27% in GeekBench 5 Multi-Core.

Gaming performance

Advantages and disadvantages


Performance score 18.14 22.57
Recency 19 October 2019 4 November 2021
Physical cores 14 12
Threads 28 20
Chip lithography 14 nm 10 nm
Power consumption (TDP) 165 Watt 125 Watt

The Core i7-12700K is our recommended choice as it beats the Core i9-10940X in performance tests.


Should you still have questions on choice between Core i9-10940X and Core i7-12700K, ask them in Comments section, and we shall answer.

User ratings

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core i9-10940X
Core i9-10940X
Intel Core i7-12700K
Core i7-12700K

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Questions and comments

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