i5-8650K vs i7-6900K

Primary details

Comparing Core i7-6900K and Core i5-8650K processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking834not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.96no data
Market segmentDesktop processorDesktop processor
Seriesno dataIntel Core i5
Power efficiency6.16no data
Architecture codenameBroadwell-E (2016)Coffee Lake (2017−2019)
Release date31 May 2016 (8 years ago)1 September 2018 (6 years ago)
Launch price (MSRP)$1,020no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-6900K and Core i5-8650K 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 cores8 (Octa-Core)6 (Hexa-Core)
Threads166
Base clock speed3.2 GHz3.7 GHz
Boost clock speed4 GHz4.5 GHz
Bus typeno dataDMI 3.0
Bus rateno data4 × 8 GT/s
L1 cache32 KB (per core)64K (per core)
L2 cache256 KB (per core)256K (per core)
L3 cache20 MB (shared)9 MB (shared)
Chip lithography14 nm14 nm
Die sizeno data126 mm2
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility--
Unlocked multiplier++

Compatibility

Information on Core i7-6900K and Core i5-8650K 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 (Uniprocessor)
SocketFCLGA20111151
Power consumption (TDP)140 Watt95 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-6900K and Core i5-8650K. You'll probably need this information if you require some particular technology.

AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
Idle States+no data
Smart Response+no data
Turbo Boost Max 3.0+no data

Security technologies

Core i7-6900K and Core i5-8650K technologies aimed at improving security, for example, by protecting against hacks.

TXT+no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-6900K and Core i5-8650K are enumerated here.

VT-d++
VT-x++
EPT+no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-6900K and Core i5-8650K. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4 Dual-channel
Maximum memory size128 GB64 GB
Max memory channels42
Maximum memory bandwidthno data42.671 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataIntel UHD Graphics 630

Peripherals

Specifications and connection of peripherals supported by Core i7-6900K and Core i5-8650K.

PCIe version3.03.0
PCI Express lanes40no data

Pros & cons summary


Recency 31 May 2016 1 September 2018
Physical cores 8 6
Threads 16 6
Power consumption (TDP) 140 Watt 95 Watt

i7-6900K has 33.3% more physical cores and 166.7% more threads.

i5-8650K, on the other hand, has an age advantage of 2 years, and 47.4% lower power consumption.

We couldn't decide between Core i7-6900K and Core i5-8650K. We've got no test results to judge.


Should you still have questions on choice between Core i7-6900K and Core i5-8650K, ask them in Comments section, and we shall answer.

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Intel Core i7-6900K
Core i7-6900K
Intel Core i5-8650K
Core i5-8650K

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Community ratings

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