i3-9100F vs i7-8665U

Aggregate performance score

Core i7-8665U
2019
4 cores / 8 threads, 15 Watt
4.07
Core i3-9100F
2019
4 cores / 4 threads, 65 Watt
4.38
+7.6%

Core i3-9100F outperforms Core i7-8665U by a small 8% based on our aggregate benchmark results.

Primary details

Comparing Core i7-8665U and Core i3-9100F processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking14271367
Place by popularitynot in top-10040
Cost-effectiveness evaluationno data9.95
Market segmentLaptopDesktop processor
SeriesIntel Core i7Intel Core i3
Power efficiency24.846.17
Architecture codenameWhiskey Lake-U (2018−2019)Coffee Lake-R (2018−2019)
Release date16 April 2019 (5 years ago)23 April 2019 (5 years ago)
Launch price (MSRP)$409$122

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i7-8665U and Core i3-9100F 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 cores4 (Quad-Core)4 (Quad-Core)
Threads84
Base clock speed1.9 GHz3.6 GHz
Boost clock speed4.8 GHz4.2 GHz
Bus typeOPIDMI 3.0
Bus rate4 GT/s4 × 8 GT/s
Multiplier1936
L1 cache256 KB256 KB
L2 cache1 MB1 MB
L3 cache8 MB (shared)6 MB (shared)
Chip lithography14 nm14 nm
Die sizeno data126 mm2
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibility++

Compatibility

Information on Core i7-8665U and Core i3-9100F 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 (Uniprocessor)
SocketFCBGA1528FCLGA1151
Power consumption (TDP)15 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i7-8665U and Core i3-9100F. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI++
AVX++
Enhanced SpeedStep (EIST)++
Speed Shift+no data
My WiFi+no data
Turbo Boost Technology2.02.0
Hyper-Threading Technology+-
TSX+-
Idle States++
Thermal Monitoring++
Flex Memory Access+no data
SIPP+-
Smart Response+no data

Security technologies

Core i7-8665U and Core i3-9100F technologies aimed at improving security, for example, by protecting against hacks.

TXT+-
EDB++
Secure Key++
MPX++
Identity Protection++
SGXYes with Intel® MEYes with Intel® ME
OS Guard++

Virtualization technologies

Virtual machine speed-up technologies supported by Core i7-8665U and Core i3-9100F are enumerated here.

AMD-V++
VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i7-8665U and Core i3-9100F. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR4
Maximum memory size64 GB64 GB
Max memory channels22
Maximum memory bandwidth38.397 GB/s38.397 GB/s
ECC memory support-+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel® UHD Graphics for 8th Generation Intel® Processors-
Max video memory32 GB-
Quick Sync Video+-
Clear Video+-
Clear Video HD+-
Graphics max frequency1.15 GHz-

Graphics interfaces

Available interfaces and connections of Core i7-8665U and Core i3-9100F integrated GPUs.

Number of displays supported3-
eDP+-
DisplayPort+-
HDMI+-
DVI+-

Graphics image quality

Maximum display resolutions supported by Core i7-8665U and Core i3-9100F integrated GPUs, including resolutions over different interfaces.

4K resolution support+-
Max resolution over HDMI 1.44096 x 2304@24Hz-
Max resolution over eDP4096 x 2304@60Hz-
Max resolution over DisplayPort4096 x 2304@60Hz-

Graphics API support

APIs supported by Core i7-8665U and Core i3-9100F integrated GPUs, sometimes API versions are included.

DirectX12-
OpenGL4.5-

Peripherals

Specifications and connection of peripherals supported by Core i7-8665U and Core i3-9100F.

PCIe version3.03.0
PCI Express lanes1616

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.

i7-8665U 4.07
i3-9100F 4.38
+7.6%

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.

i7-8665U 6255
i3-9100F 6735
+7.7%

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.

i7-8665U 765
i3-9100F 1395
+82.4%

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.

i7-8665U 2425
i3-9100F 3724
+53.6%

Cinebench 10 32-bit single-core

Cinebench R10 is an ancient ray tracing benchmark for processors by Maxon, authors of Cinema 4D. Its single core version uses just one CPU thread to render a futuristic looking motorcycle.

i7-8665U 6872
+5.6%
i3-9100F 6509

Cinebench 10 32-bit multi-core

Cinebench Release 10 Multi Core is a variant of Cinebench R10 using all the processor threads. Possible number of threads is limited by 16 in this version.

i7-8665U 18427
+1.7%
i3-9100F 18118

wPrime 32

wPrime 32M is a math multi-thread processor test, which calculates square roots of first 32 million integer numbers. Its result is measured in seconds, so that the less is benchmark result, the faster the processor.

i7-8665U 9.98
+18.3%
i3-9100F 11.81

Cinebench 11.5 64-bit multi-core

Cinebench Release 11.5 Multi Core is a variant of Cinebench R11.5 which uses all the processor threads. A maximum of 64 threads is supported in this version.

i7-8665U 5
i3-9100F 5
+10.2%

Cinebench 15 64-bit multi-core

Cinebench Release 15 Multi Core is a variant of Cinebench R15 which uses all the processor threads.

i7-8665U 670
+5.7%
i3-9100F 634

Cinebench 15 64-bit single-core

Cinebench R15 (standing for Release 15) is a benchmark made by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version (sometimes called Single-Thread) only uses a single processor thread to render a room full of reflective spheres and light sources.

i7-8665U 180
+5.3%
i3-9100F 171

Cinebench 11.5 64-bit single-core

Cinebench R11.5 is an old benchmark by Maxon, authors of Cinema 4D. It was superseded by later versions of Cinebench, which use more modern variants of Cinema 4D engine. The Single Core version loads a single thread with ray tracing to render a glossy room full of crystal spheres and light sources.

i7-8665U 1.67
i3-9100F 1.95
+16.8%

TrueCrypt AES

TrueCrypt is a discontinued piece of software that was widely used for on-the-fly-encryption of disk partitions, now superseded by VeraCrypt. It contains several embedded performance tests, one of them being TrueCrypt AES, which measures data encryption speed using AES algorithm. Result is encryption speed in gigabytes per second.

i7-8665U 2.6
i3-9100F 3
+15.4%

x264 encoding pass 2

x264 Pass 2 is a slower variant of x264 video compression that produces a variable bit rate output file, which results in better quality since the higher bit rate is used when it is needed more. Benchmark result is still measured in frames per second.  

i7-8665U 32
i3-9100F 44
+38.6%

x264 encoding pass 1

x264 version 4.0 is a video encoding benchmark uses MPEG 4 x264 compression method to compress a sample HD (720p) video. Pass 1 is a faster variant that produces a constant bit rate output file. Its result is measured in frames per second, which means how many frames of the source video file were encoded per second.  

i7-8665U 139
i3-9100F 218
+56.8%

WinRAR 4.0

WinRAR 4.0 is an outdated version of a popular file archiver. It contains an internal speed test, using 'Best' setting of RAR compression on large chunks of randomly generated data. Its results are measured in kilobytes per second.

i7-8665U 3418
i3-9100F 4052
+18.5%

Geekbench 5.5 Multi-Core

i7-8665U 2671
i3-9100F 4074
+52.5%

Blender(-)

i7-8665U 755
+9.8%
i3-9100F 687

Geekbench 5.5 Single-Core

i7-8665U 1039
i3-9100F 1152
+10.9%

7-Zip Single

i7-8665U 4706
+0.5%
i3-9100F 4682

7-Zip

i7-8665U 18298
+6.7%
i3-9100F 17150

Gaming performance

Pros & cons summary


Performance score 4.07 4.38
Threads 8 4
Power consumption (TDP) 15 Watt 65 Watt

i7-8665U has 100% more threads, and 333.3% lower power consumption.

i3-9100F, on the other hand, has a 7.6% higher aggregate performance score.

Given the minimal performance differences, no clear winner can be declared between Core i7-8665U and Core i3-9100F.

Be aware that Core i7-8665U is a notebook processor while Core i3-9100F is a desktop one.


Should you still have questions on choice between Core i7-8665U and Core i3-9100F, 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 i7-8665U
Core i7-8665U
Intel Core i3-9100F
Core i3-9100F

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


3.7 187 votes

Rate Core i7-8665U on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5
3.2 6966 votes

Rate Core i3-9100F on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about Core i7-8665U or Core i3-9100F, agree or disagree with our judgements, or report an error or mismatch.