i5-14600KF vs i9-9990XE

VS

Aggregate performance score

Core i9-9990XE
2019
14 cores / 28 threads, 255 Watt
18.99
Core i5-14600KF
2023
14 cores / 20 threads, 125 Watt
24.67
+29.9%

Core i5-14600KF outperforms Core i9-9990XE by a substantial 30% based on our aggregate benchmark results.

Primary details

Comparing Core i9-9990XE and Core i5-14600KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking311205
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation2.9470.30
Market segmentWorkstationDesktop processor
SeriesIntel Core i9no data
Power efficiency7.0518.68
Architecture codenameSkylake (server) (2017−2018)Raptor Lake-R (2023−2024)
Release date3 January 2019 (5 years ago)17 October 2023 (1 year ago)
Launch price (MSRP)$2,800$294

Cost-effectiveness evaluation

Performance per price, higher is better.

i5-14600KF has 2291% better value for money than i9-9990XE.

Detailed specifications

Core i9-9990XE and Core i5-14600KF 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)14 (Tetradeca-Core)
Threads2820
Base clock speed4 GHz3.5 GHz
Boost clock speed4 GHz5.3 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
Multiplier40no data
L1 cache896 KB80 KB (per core)
L2 cache14 MB2 MB (per core)
L3 cache19.25 MB (shared)24 MB (shared)
Chip lithography14 nm10 nm
Die sizeno data257 mm2
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibility-+
Unlocked multiplier++

Compatibility

Information on Core i9-9990XE and Core i5-14600KF 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
Socket20661700
Power consumption (TDP)255 Watt125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-9990XE and Core i5-14600KF. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
TSX++

Security technologies

Core i9-9990XE and Core i5-14600KF technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-9990XE and Core i5-14600KF are enumerated here.

VT-d++
VT-x++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-9990XE and Core i5-14600KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4 Quad-channelDDR4, DDR5 Dual-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/AN/A

Peripherals

Specifications and connection of peripherals supported by Core i9-9990XE and Core i5-14600KF.

PCIe version3.05.0
PCI Express lanes4416

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.

i9-9990XE 18.99
i5-14600KF 24.67
+29.9%

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.

i9-9990XE 30162
i5-14600KF 39188
+29.9%

Gaming performance

Pros & cons summary


Performance score 18.99 24.67
Recency 3 January 2019 17 October 2023
Threads 28 20
Chip lithography 14 nm 10 nm
Power consumption (TDP) 255 Watt 125 Watt

i9-9990XE has 40% more threads.

i5-14600KF, on the other hand, has a 29.9% higher aggregate performance score, an age advantage of 4 years, a 40% more advanced lithography process, and 104% lower power consumption.

The Core i5-14600KF is our recommended choice as it beats the Core i9-9990XE in performance tests.

Be aware that Core i9-9990XE is a server/workstation processor while Core i5-14600KF is a desktop one.


Should you still have questions on choice between Core i9-9990XE and Core i5-14600KF, ask them in Comments section, and we shall answer.

Vote for your favorite

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


Intel Core i9-9990XE
Core i9-9990XE
Intel Core i5-14600KF
Core i5-14600KF

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Community ratings

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Questions & comments

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