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Intel Core i9-11900KB 3.3 GHz 8 core 11th gen processor review full specs

Intel Core i9-11900KB specs

   Intel Core i9-11900KB at 3.3 GHz is a Top Level CPU 11th generation with Tiger Lake core name, designed for Desktops with FCBGA1787 socket, date of announcement 2021-02-21. The processor produced by a 10 nm process. Intel Core i9-11900KB has 8 cores and 16 Threads operating at 3.3 GHz (Turbo mode - 5.3 GHz) with typical Thermal Design Power 65 W.
   The others technical specifications and more information about the processor like Unlocked or not, Overclocking, 64 Bit support, Die Size, Cashes Size, Architecture, Memory Specification/Type and other can be found further down the text.
   To understand Intel Core i9-11900KB is good or bad from comparisons with other CPUs and testing results.
Intel Core i9-11900KB review and specs

Intel Core i9-11900KB specifications

General Info
NameIntel Core i9-11900KB
Core nameTiger Lake
Release dateFebruary 21, 2021
Price512 USD
Frequency3.3 GHz
Turbo frequency5.3 GHz
Min frequency3 GHz
Bus Speed8 GT/s
Thermal Design Power (TDP)65 W
Min TDP55 W
Max. Temperature100 °C
L3 Cache24 MB
Instruction Set ExtensionsIntel SSE4.1
Intel SSE4.2
Intel AVX2
Word Size64 bit
TSMC FinFET process10 nm
Transistor count9800 million
VirtualizationVT-x, VT-x EPT, VT-d
TechnologiesThermal Monitoring Technologies
Intel VT-x with Extended Page Tables (EPT)
Intel Thermal Velocity Boost
Intel Identity Protection Technology
Intel Virtualization Technology (VT-x)
Intel Virtualization Technology for Directed I/O (VT-d)
Enhanced Intel SpeedStep Technology
Intel vPro Platform Eligibility
Instruction Set Extensions
Idle States
Intel Speed Shift Technology
Intel Optane Memory Supported
Intel Transactional Synchronization Extensions
Instruction Set
Intel Flex Memory Access
Intel Stable Image Platform Program (SIPP)
Intel Gaussian and Neural Accelerator 2.0
Intel Turbo Boost Max Technology 3.0
Intel 64
Intel Hyper-Threading Technology
Intel Deep Learning Boost (Intel DL Boost)
SecuritySecure Key
Intel OS Guard
Execute Disable Bit
Intel AES New Instructions
Intel Trusted Execution Technology
Intel Software Guard Extensions (Intel SGX)
Intel Boot Guard
Supported OSWindows 10 - 64-Bit Edition
RHEL x86 64-Bit
Ubuntu x86 64-Bit
Cinebench R15 Multi-Core2680
Cinebench R15 Single-Core296
Cinebench R20 Multi-Core5957
Cinebench R20 Single-Core662
Cinebench R23 Multi-Core17143
Cinebench R23 Single-Core1720
GeekBench 5.2 Multi-Core13142
GeekBench 5.2 Single-Core2041
Single Thread Mark3955
GPUIntel UHD Graphics for 11th Gen Intel Processors
Frequency350 MHz
Max. frequency1450 MHz
Graphics technologiesMax Resolution (eDP - Integrated Flat Panel): 4096 x 2304 at 60Hz
Max Resolution (DP): 4096 x 2304 at 60Hz
OpenGL: 4.5
4K Support: at 60Hz
Graphics Output: eDP 1.4b, MIPI-DSI 2.0, DP 1.4, HDMI 2.0b
Intel Quick Sync Video
Max Resolution (HDMI): 4096 x 2304 at 30Hz
DirectX: 12
Max Displays3
TypeUp to 3200 MT/s
Frequency3200 MHz
Memory Channels2
Memory Speed45.8 GB/s
Memory Size128 Gb

•  Cinebench r15 score
•  Cinebench r20 score
•  Cinebench r23 score
•  GeekBench 5 score

Versus Battle of the Processors
• Core i9-13900K Vs Core i9-11900KB
• Vs Ryzen Threadripper PRO 3955WX
• Vs EPYC 7343
• Vs Ryzen 9 5900X
• Vs Xeon W-3275M
• Vs Ryzen 9 3950X
• Vs EPYC 7313
• Vs Xeon Gold 6248R
• Vs EPYC 7313P
• Vs Xeon Gold 6242R
• Vs Ryzen Threadripper PRO 3945WX

Intel Core i9-11900KB review

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