i5-11500B vs i9-10900KF

Aggregate performance score

Core i9-10900KF
2020
10 cores / 20 threads, 125 Watt
14.45
+29.1%
Core i5-11500B
2021
6 cores / 12 threads, 65 Watt
11.19

Core i9-10900KF outperforms Core i5-11500B by a significant 29% based on our aggregate benchmark results.

Primary details

Comparing Core i9-10900KF and Core i5-11500B processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking512706
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation14.21no data
Market segmentDesktop processorLaptop
Power efficiency10.7415.99
Architecture codenameComet Lake (2020)Tiger Lake-H (2021)
Release date30 April 2020 (4 years ago)1 April 2021 (3 years ago)
Launch price (MSRP)$509no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i9-10900KF and Core i5-11500B 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 cores10 (Deca-Core)6 (Hexa-Core)
Threads2012
Base clock speed3.7 GHz3.3 GHz
Boost clock speed5.2 GHz4.6 GHz
Bus rate8 GT/s8 GT/s
L1 cache64 KB (per core)no data
L2 cache256 KB (per core)no data
L3 cache20 MB (shared)12 MB
Chip lithography14 nm10 nm
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °Cno data
64 bit support++
Windows 11 compatibility+-
Unlocked multiplier+-

Compatibility

Information on Core i9-10900KF and Core i5-11500B 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
SocketFCLGA1200no data
Power consumption (TDP)125 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-10900KF and Core i5-11500B. 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+-
vProno data-
Enhanced SpeedStep (EIST)++
Speed Shiftno data+
Turbo Boost Technology2.0no data
Hyper-Threading Technology++
Idle States++
Thermal Monitoring++
Flex Memory Accessno data+
SIPP-+
Turbo Boost Max 3.0++
Deep Learning Boost-+

Security technologies

Core i9-10900KF and Core i5-11500B technologies aimed at improving security, for example, by protecting against hacks.

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

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-10900KF and Core i5-11500B are enumerated here.

VT-d++
VT-x++
EPT++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-10900KF and Core i5-11500B. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2933Up to 3200 MT/s
Maximum memory size128 GB128 GB
Max memory channels22
Maximum memory bandwidth45.8 GB/s45.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AIntel® UHD Graphics for 11th Gen Intel® Processors
Quick Sync Video-+
Graphics max frequencyno data1.45 GHz
Execution Unitsno data32

Graphics interfaces

Available interfaces and connections of Core i9-10900KF and Core i5-11500B integrated GPUs.

Number of displays supportedno data4
eDPno data+
DisplayPort-+
HDMI-+
DVIno data+

Graphics image quality

Maximum display resolutions supported by Core i9-10900KF and Core i5-11500B integrated GPUs, including resolutions over different interfaces.

4K resolution supportno data+
Max resolution over HDMI 1.4no data4096 x 2304@30Hz
Max resolution over eDPno data4096 x 2304@60Hz
Max resolution over DisplayPortno data4096 x 2304@60Hz

Graphics API support

APIs supported by Core i9-10900KF and Core i5-11500B integrated GPUs, sometimes API versions are included.

DirectXno data12
OpenGLno data4.5

Peripherals

Specifications and connection of peripherals supported by Core i9-10900KF and Core i5-11500B.

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.

i9-10900KF 14.45
+29.1%
i5-11500B 11.19

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.

i9-10900KF 22518
+29.1%
i5-11500B 17437

Gaming performance

Pros & cons summary


Performance score 14.45 11.19
Recency 30 April 2020 1 April 2021
Physical cores 10 6
Threads 20 12
Chip lithography 14 nm 10 nm
Power consumption (TDP) 125 Watt 65 Watt

i9-10900KF has a 29.1% higher aggregate performance score, and 66.7% more physical cores and 66.7% more threads.

i5-11500B, on the other hand, has an age advantage of 11 months, a 40% more advanced lithography process, and 92.3% lower power consumption.

The Core i9-10900KF is our recommended choice as it beats the Core i5-11500B in performance tests.

Note that Core i9-10900KF is a desktop processor while Core i5-11500B is a notebook one.


Should you still have questions on choice between Core i9-10900KF and Core i5-11500B, 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 i9-10900KF
Core i9-10900KF
Intel Core i5-11500B
Core i5-11500B

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Community ratings

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Questions & comments

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