i7-8665UE vs i9-10900KF

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	701	1938
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	11.52	0.78
Market segment	Desktop processor	Laptop
Power efficiency	4.28	7.79
Designer	Intel	Intel
Manufacturer	Intel	Intel
Architecture codename	Comet Lake (2020−2025)	Whiskey Lake-U (2018−2019)
Release date	30 April 2020 (5 years ago)	1 October 2018 (7 years ago)
Launch price (MSRP)	$509	$409

Cost-effectiveness evaluation

Performance per price, higher is better.

i9-10900KF has 1377% better value for money than i7-8665UE.

Performance to price scatter graph

Detailed specifications

Core i9-10900KF and Core i7-8665UE 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 cores	10 (Deca-Core)	4 (Quad-Core)
Threads	20	8
Base clock speed	3.7 GHz	1.7 GHz
Boost clock speed	5.2 GHz	4.4 GHz
Bus rate	8 GT/s	no data
L1 cache	64 KB (per core)	64 KB (per core)
L2 cache	256 KB (per core)	256 KB (per core)
L3 cache	20 MB (shared)	8 MB (shared)
Chip lithography	14 nm	14 nm
Maximum core temperature	100 °C	no data
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	+	-

Compatibility

Information on Core i9-10900KF and Core i7-8665UE 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 configuration	1	1
Socket	FCLGA1200	Intel BGA 1528
Power consumption (TDP)	125 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-10900KF and Core i7-8665UE. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Turbo Boost Max 3.0	+	no data

Security technologies

Core i9-10900KF and Core i7-8665UE technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	no data
Identity Protection	+	-
SGX	Yes with Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-10900KF and Core i7-8665UE are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-10900KF and Core i7-8665UE. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR3, DDR4
Maximum memory size	128 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	45.8 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

N/A

Intel UHD Graphics 620

Peripherals

Specifications and connection of peripherals supported by Core i9-10900KF and Core i7-8665UE.

PCIe version	3.0	3.0
PCI Express lanes	16	16

Synthetic benchmarks

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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Combined synthetic benchmark score

This is our combined benchmark performance rating.

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Pros & cons summary

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Performance score	12.69	2.77
Recency	30 April 2020	1 October 2018
Physical cores	10	4
Threads	20	8
Power consumption (TDP)	125 Watt	15 Watt