Intel Core i9-11900KB vs Core i9-10850K

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Combined performance score

i9-10850K
14.63

Core i9-11900KB outperforms Core i9-10850K by 2% in our combined benchmark results.

General info

Comparing Core i9-10850K and Core i9-11900KB processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking434415
Place by popularitynot in top-100not in top-100
Value for money29.11no data
Market segmentDesktop processorDesktop processor
Architecture codenameComet Lake-S (2020)Tiger Lake-H (2021)
Release date27 July 2020 (3 years old)May 2021 (2 years old)
Launch price (MSRP)$453$539
Current price$367 (0.8x MSRP)no data
Value for money

Performance per price, higher is better.

no data

Technical specs

Core i9-10850K and Core i9-11900KB 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)8 (Octa-Core)
Threads2016
Base clock speed3.6 GHz3.3 GHz
Boost clock speed5.1 GHz4.9 GHz
L1 cache64K (per core)80K (per core)
L2 cache256K (per core)1.25 MB (per core)
L3 cache20 MB (shared)24 MB (shared)
Chip lithography14 nm10 nm SuperFin
Die size206 mm2190 mm2
Maximum core temperature100 °C100 °C
Maximum case temperature (TCase)72 °C72 °C
64 bit support++
Windows 11 compatibility+-
Unlocked multiplierYesYes

Compatibility

Information on Core i9-10850K and Core i9-11900KB 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
SocketFCLGA1200FCBGA1787
Power consumption (TDP)125 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-10850K and Core i9-11900KB. 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 Shiftno data+
Turbo Boost Technology2.0no data
Hyper-Threading Technology++
TSX--
Idle States++
Thermal Monitoring++
Flex Memory Accessno data+
SIPP-no data
Turbo Boost Max 3.0++
StatusDiscontinuedLaunched

Security technologies

Core i9-10850K and Core i9-11900KB 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 i9-10850K and Core i9-11900KB are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-10850K and Core i9-11900KB. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2933DDR4
Maximum memory size128 GB128 GB
Max memory channels22
Maximum memory bandwidth45.8 GB/s51.2 GB/s
ECC memory support--

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel UHD Graphics 630Intel® UHD Graphics for 11th Gen Intel® Processors
Max video memory64 GBno data
Quick Sync Video++
Clear Video+no data
Clear Video HD+no data
Graphics max frequency1.2 GHz1.45 GHz
Execution Unitsno data32
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i9-10850K and Core i9-11900KB integrated GPUs.

Number of displays supported34

Graphics image quality

Maximum display resolutions supported by Core i9-10850K and Core i9-11900KB integrated GPUs, including resolutions over different interfaces.

4K resolution support++
Max resolution over HDMI 1.44096 x 2160@30Hz4096x2304@60Hz
Max resolution over eDP4096 x 2304@60Hz4096 x 2304@60Hz
Max resolution over DisplayPort4096 x 2304@60Hz7680x4320@60Hz

Graphics API support

APIs supported by Core i9-10850K and Core i9-11900KB integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.54.6

Peripherals

Specifications and connection of peripherals supported by Core i9-10850K and Core i9-11900KB.

PCIe version3.04.0
PCI Express lanes1620

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.

i9-10850K 14.63
i9-11900KB 14.91
+1.9%

Core i9-11900KB outperforms Core i9-10850K by 2% in our combined benchmark results.


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.

Benchmark coverage: 68%

i9-10850K 22464
i9-11900KB 22901
+1.9%

Core i9-11900KB outperforms Core i9-10850K by 2% in Passmark.

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.

Benchmark coverage: 20%

i9-10850K 6829
i9-11900KB 9538
+39.7%

Core i9-11900KB outperforms Core i9-10850K by 40% in Cinebench 10 32-bit single-core.

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.

Benchmark coverage: 19%

i9-10850K 58453
+15.4%
i9-11900KB 50665

Core i9-10850K outperforms Core i9-11900KB by 15% in Cinebench 10 32-bit multi-core.

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.

Benchmark coverage: 18%

i9-10850K 2.67
+28.1%
i9-11900KB 3.42

Core i9-11900KB outperforms Core i9-10850K by 28% in wPrime 32.

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.

Benchmark coverage: 17%

i9-10850K 28
+27.5%
i9-11900KB 22

Core i9-10850K outperforms Core i9-11900KB by 28% in Cinebench 11.5 64-bit multi-core.

Cinebench 15 64-bit multi-core

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

Benchmark coverage: 15%

i9-10850K 2457
+21.2%
i9-11900KB 2027

Core i9-10850K outperforms Core i9-11900KB by 21% in Cinebench 15 64-bit multi-core.

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.

Benchmark coverage: 15%

i9-10850K 215
i9-11900KB 247
+14.9%

Core i9-11900KB outperforms Core i9-10850K by 15% in Cinebench 15 64-bit single-core.

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.

Benchmark coverage: 14%

i9-10850K 2.45
i9-11900KB 2.84
+15.9%

Core i9-11900KB outperforms Core i9-10850K by 16% in Cinebench 11.5 64-bit single-core.

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.

Benchmark coverage: 13%

i9-10850K 14.5
+25%
i9-11900KB 11.6

Core i9-10850K outperforms Core i9-11900KB by 25% in TrueCrypt AES.

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.

Benchmark coverage: 13%

i9-10850K 9424
i9-11900KB 9584
+1.7%

Core i9-11900KB outperforms Core i9-10850K by 2% in WinRAR 4.0.

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.  

Benchmark coverage: 13%

i9-10850K 286
+4.8%
i9-11900KB 273

Core i9-10850K outperforms Core i9-11900KB by 5% in x264 encoding pass 1.

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.  

Benchmark coverage: 13%

i9-10850K 147
+38.2%
i9-11900KB 106

Core i9-10850K outperforms Core i9-11900KB by 38% in x264 encoding pass 2.

Gaming performance

Advantages and disadvantages


Performance score 14.63 14.91
Physical cores 10 8
Threads 20 16
Cost $453 $539
Chip lithography 14 nm 10 nm
Power consumption (TDP) 125 Watt 65 Watt

We couldn't decide between Core i9-10850K and Core i9-11900KB. The differences in performance seem too small.


Should you still have questions on choice between Core i9-10850K and Core i9-11900KB, ask them in Comments section, and we shall answer.

User ratings

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