i7-14700K vs i7-990X Extreme Edition

Primary details

Comparing Core i7-990X Extreme Edition and Core i7-14700K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the rankingnot rated115
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data94.97
Market segmentDesktop processorDesktop processor
SeriesIntel Core i7EEno data
Power efficiencyno data25.38
Architecture codenameWestmere (2010−2011)Raptor Lake-R (2023−2024)
Release date13 February 2011 (13 years ago)17 October 2023 (1 year ago)
Launch price (MSRP)no data$319

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-990X Extreme Edition and Core i7-14700K 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 cores6 (Hexa-Core)20 (Icosa-Core)
Threads1228
Base clock speedno data3.4 GHz
Boost clock speed3.46 GHz5.6 GHz
Bus typeQPIno data
Bus rate6.4 GT/sno data
Multiplier26no data
L1 cacheno data80 KB (per core)
L2 cache1.5 MB2 MB (per core)
L3 cache12 MB33 MB (shared)
Chip lithography32 nmIntel 7 nm
Die size239 mm2257 mm2
Maximum core temperatureno data100 °C
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier-+

Compatibility

Information on Core i7-990X Extreme Edition and Core i7-14700K 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
Socketno dataFCLGA1700
Power consumption (TDP)130 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-990X Extreme Edition and Core i7-14700K. 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-+
SIPP-+
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

Core i7-990X Extreme Edition and Core i7-14700K technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+
Secure Keyno data+
OS Guardno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-990X Extreme Edition and Core i7-14700K are enumerated here.

VT-dno data+
VT-xno data+
EPTno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-990X Extreme Edition and Core i7-14700K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR4, DDR5
Maximum memory size24 GB192 GB
Max memory channelsno data2
Maximum memory bandwidthno data89.6 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics 770
Quick Sync Video-+
Clear Video HDno data+
Graphics max frequencyno data1.6 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Core i7-990X Extreme Edition and Core i7-14700K integrated GPUs.

Number of displays supportedno data4

Graphics image quality

Maximum display resolutions supported by Core i7-990X Extreme Edition and Core i7-14700K 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 i7-990X Extreme Edition and Core i7-14700K integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Core i7-990X Extreme Edition and Core i7-14700K.

PCIe versionno data5.0 and 4.0
PCI Express lanesno data16

Pros & cons summary


Recency 13 February 2011 17 October 2023
Physical cores 6 20
Threads 12 28
Power consumption (TDP) 130 Watt 125 Watt

i7-14700K has an age advantage of 12 years, 233.3% more physical cores and 133.3% more threads, and 4% lower power consumption.

We couldn't decide between Core i7-990X Extreme Edition and Core i7-14700K. We've got no test results to judge.


Should you still have questions on choice between Core i7-990X Extreme Edition and Core i7-14700K, ask them in Comments section, and we shall answer.

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Intel Core i7-990X Extreme Edition
Core i7-990X Extreme Edition
Intel Core i7-14700K
Core i7-14700K

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