i9-11900KB vs i3-9300T

VS

Aggregate performance score

Core i3-9300T
2019
4 cores / 4 threads, 35 Watt
3.85
Core i9-11900KB
2021
8 cores / 16 threads, 65 Watt
14.43
+275%

Core i9-11900KB outperforms Core i3-9300T by a whopping 275% based on our aggregate benchmark results.

Primary details

Comparing Core i3-9300T and Core i9-11900KB processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking1454496
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation7.5117.86
Market segmentDesktop processorDesktop processor
SeriesIntel Core i3no data
Power efficiency10.4121.01
Architecture codenameCoffee Lake (2017−2019)Tiger Lake-H (2021)
Release date23 April 2019 (5 years ago)May 2021 (3 years ago)
Launch price (MSRP)$143$539

Cost-effectiveness evaluation

Performance per price, higher is better.

i9-11900KB has 138% better value for money than i3-9300T.

Detailed specifications

Core i3-9300T 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 cores4 (Quad-Core)8 (Octa-Core)
Threads416
Base clock speed3.2 GHz3.3 GHz
Boost clock speed3.8 GHz4.9 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/s8 GT/s
Multiplier32no data
L1 cache256 KB80K (per core)
L2 cache1 MB1.25 MB (per core)
L3 cache8 MB24 MB (shared)
Chip lithography14 nm10 nm SuperFin
Die size126 mm2190 mm2
Maximum core temperature82 °C100 °C
Maximum case temperature (TCase)no data72 °C
64 bit support++
Windows 11 compatibility+-
Unlocked multiplier-+

Compatibility

Information on Core i3-9300T 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 configuration1 (Uniprocessor)1
SocketFCLGA1151FCBGA1787
Power consumption (TDP)35 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-9300T 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-+
Idle States++
Thermal Monitoring++
Flex Memory Accessno data+
Turbo Boost Max 3.0no data+
Deep Learning Boost-+

Security technologies

Core i3-9300T and Core i9-11900KB 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 i3-9300T and Core i9-11900KB are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i3-9300T and Core i9-11900KB. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2400DDR4
Maximum memory size64 GB128 GB
Max memory channels22
Maximum memory bandwidth38.397 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 frequency1.1 GHz1.45 GHz
Execution Unitsno data32
InTru 3D+no data

Graphics interfaces

Available interfaces and connections of Core i3-9300T and Core i9-11900KB integrated GPUs.

Number of displays supported34

Graphics image quality

Maximum display resolutions supported by Core i3-9300T and Core i9-11900KB integrated GPUs, including resolutions over different interfaces.

4K resolution support++
Max resolution over HDMI 1.44096 x 2304@24Hz4096x2304@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 i3-9300T and Core i9-11900KB integrated GPUs, sometimes API versions are included.

DirectX1212
OpenGL4.54.6

Peripherals

Specifications and connection of peripherals supported by Core i3-9300T 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.

i3-9300T 3.85
i9-11900KB 14.43
+275%

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.

i3-9300T 6108
i9-11900KB 22917
+275%

Gaming performance

Pros & cons summary


Performance score 3.85 14.43
Physical cores 4 8
Threads 4 16
Chip lithography 14 nm 10 nm
Power consumption (TDP) 35 Watt 65 Watt

i3-9300T has 85.7% lower power consumption.

i9-11900KB, on the other hand, has a 274.8% higher aggregate performance score, 100% more physical cores and 300% more threads, and a 40% more advanced lithography process.

The Core i9-11900KB is our recommended choice as it beats the Core i3-9300T in performance tests.


Should you still have questions on choice between Core i3-9300T and Core i9-11900KB, ask them in Comments section, and we shall answer.

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Intel Core i3-9300T
Core i3-9300T
Intel Core i9-11900KB
Core i9-11900KB

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Community ratings

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Questions & comments

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