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Intel Core i9-11900KB Benchmark, Test and specs

Name: Intel Core i9-11900KB
Brand: Intel
Rating: 3 (2 reviews)

Last updated: 2023-03-31

The Intel Core i9-11900KB is a 8 core processor. It can handle 16 threads simultaneously and was introduced in Q2/2021. The Intel Core i9-11900KB is based on the 11. generation of the Intel Core i9 series and requires a mainboard with the socket BGA 1787.

At a glance
Name:	Intel Core i9-11900KB
Family:	Intel Core i9 (81)
CPU group:	Intel Core i 11000H (17)
Architecture:	Tiger Lake H
Technology:	10 nm
Segment:	Notebook
Generation:	11
Predecessor:	--
Successor:	--

CPU Cores and Base Frequency

The 8 CPU cores of the Intel Core i9-11900KB clock with 3.30 GHz (5.30 GHz). The number of CPU cores and the clock frequency of the processor are largely responsible for the overall performance.

CPU Cores / Threads:	8 / 16
Core architecture:	normal
Cores:	8x

Hyperthreading / SMT:	Yes
Overclocking:	Yes
Frequency:	3.30 GHz
Turbo Frequency (1 Core):	5.30 GHz
Turbo Frequency (8 Cores):	4.90 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Integrated graphics (iGPU)

With the Intel UHD Graphics 11th Gen (32 EU), the Intel Core i9-11900KB has an build in graphic solution. It has 32 SM processors, which have a total of 256 texture shaders. The iGPU not only enables games, but also significantly accelerates video playback.

GPU name:	Intel UHD Graphics 11th Gen (32 EU)
GPU frequency:	0.35 GHz
GPU (Turbo):	1.45 GHz
Compute units:	32
Shader:	256
Hardware Raytracing:	No
Release date:	Q2/2021

Max. displays:	3
Generation:	11
Direct X:	12
Technology:	10 nm
Max. GPU Memory:	64 GB
Frame Generation:	No

Hardware codec support

Processors that have an integrated graphics can play videos faster and more efficiently. This can have a positive effect on the battery life of notebooks, for example.

h265 / HEVC (8 bit):	Decode / Encode
h265 / HEVC (10 bit):	Decode / Encode
h264:	Decode / Encode
VP8:	Decode / Encode
VP9:	Decode / Encode

AV1:	Decode
AVC:	Decode / Encode
VC-1:	Decode
JPEG:	Decode / Encode

Memory type:	Memory bandwidth:
Memory & PCIe The Intel Core i9-11900KB supports up to 128 GB memory in up to 2 (Dual Channel) memory channels. This results in a maximum memory bandwidth of 51.2 GB/s.

DDR4-3200	51.2 GB/s
Max. Memory:	128 GB
Memory channels:	2 (Dual Channel)
ECC:	No
PCIe:	3.0 x 16
PCIe Bandwidth:	15.8 GB/s

Thermal Management With the TDP, the processor manufacturer specifies the cooling solution required for the processor. The Intel Core i9-11900KB has a TDP of 65 W.

TDP (PL1 / PBP):	65 W
TDP (PL2):	--
TDP up:	--
TDP down:	55 W
Tjunction max.:	100 °C

Technical details

The Intel Core i9-11900KB has a 24.00 MB large cache. The processor is manufactured in 10 nm. Modern production increases the efficiency of the processor.

Technology:	10 nm
Chip design:	Monolithic
Socket:	BGA 1787
L2-Cache:	4.00 MB
L3-Cache:	20.00 MB
AES-NI:	Yes
Operating systems:	Windows 10, Windows 11, Linux

Virtualization:	VT-x, VT-x EPT, VT-d
Instruction set (ISA):	x86-64 (64 bit)
ISA extensions:	SSE4.1, SSE4.2, AVX2, AVX-512
Release date:	Q2/2021
Release price:	583 $
Part Number:	--
Documents:	Technical data sheet

Intel Core i9-11900KB
8C 16T @ 3.30 GHz (5.30 GHz)

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Benchmark results

The benchmark results for the Intel Core i9-11900KB have been carefully checked by us. We only publish benchmark results that have been created by us or that have been submitted by a visitor and then checked by a team member. All results are based on and fullfill our benchmark guidelines.

Cinebench R23 Single-Core

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	AMD Ryzen 9 6980HX 8C 16T @ 5.00 GHz	1669
	Intel Core i5-1235U 10C 12T @ 4.40 GHz	1668
	Intel Core i5-12450H 8C 12T @ 4.40 GHz	1665
	Intel Core i9-11900KB 8C 16T @ 5.30 GHz	1663
	Intel Core i7-11700B 8C 16T @ 5.30 GHz	1663
	AMD Ryzen 9 PRO 6950HS 8C 16T @ 4.90 GHz	1662
	AMD Ryzen 9 PRO 6950H 8C 16T @ 4.90 GHz	1662

Cinebench R23 Multi-Core

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	Apple M1 Pro (10-CPU 16-GPU) 10C 10T @ 3.20 GHz	12390
	Intel Core i7-11850H 8C 16T @ 3.60 GHz	12345
	Intel Core i9-11900H 8C 16T @ 3.60 GHz	12345
	Intel Core i9-11900KB 8C 16T @ 4.90 GHz	12264
	Intel Core i7-11800H 8C 16T @ 3.40 GHz	12180
	AMD Ryzen 7 5800H 8C 16T @ 3.80 GHz	12179
	Apple M2 Pro (10-CPU 16-GPU) 10C 10T @ 3.50 GHz	12125

Geekbench 6 Single-Core

Geekbench 6 is a partial load benchmark for modern computers, notebooks and smartphones. In the single-core test, only the fastest CPU core is measured. The test run simulates the performance in practice.


	Intel Core i7-12850HX 16C 24T @ 4.80 GHz	2239
	Intel Core i7-12800H 14C 20T @ 4.80 GHz	2235
	Intel Core i7-12800HL 14C 20T @ 4.80 GHz	2235
	Intel Core i9-11900KB 8C 16T @ 5.30 GHz	2231
	Intel Core i5-12450H 8C 12T @ 4.40 GHz	2218
	Intel Core i5-12600H 12C 16T @ 4.50 GHz	2215
	Intel Core i5-12450HX 8C 12T @ 4.40 GHz	2207

Geekbench 6 Multi-Core

The practical Geekbench 6 multi-core benchmark tests the system's performance under partial load. The processor's maximum power consumption is far from being used up.


	AMD Ryzen 7 7840U 8C 16T @ 3.30 GHz	10726
	AMD Ryzen 7 PRO 7840U 8C 16T @ 3.30 GHz	10726
	AMD Ryzen Z1 Extreme 8C 16T @ 3.30 GHz	10726
	Intel Core i9-11900KB 8C 16T @ 4.90 GHz	10645
	Intel Core i5-1340P 12C 16T @ 1.80 GHz	10611
	Intel Core i5-1350PE 12C 16T @ 1.80 GHz	10577
	Intel Core Ultra 7 258V 8C 8T @ 2.20 GHz	10506

Geekbench 5, 64bit Single-Core

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	Intel Core i7-13705H 14C 20T @ 5.00 GHz	1893
	Intel Core i7-13800HE 14C 20T @ 5.00 GHz	1893
	Intel Core i7-13700HX 16C 24T @ 5.00 GHz	1889
	Intel Core i9-11900KB 8C 16T @ 5.30 GHz	1878
	Intel Core i7-11700B 8C 16T @ 5.30 GHz	1878
	Apple M2 8C 8T @ 3.50 GHz	1874
	Apple M2 (8-GPU) 8C 8T @ 3.50 GHz	1874

Cinebench R20 Single-Core

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	AMD Ryzen 9 6900HX 8C 16T @ 4.90 GHz	642
	AMD Ryzen 9 PRO 6950H 8C 16T @ 4.90 GHz	642
	AMD Ryzen 9 PRO 6950HS 8C 16T @ 4.90 GHz	642
	Intel Core i9-11900KB 8C 16T @ 5.30 GHz	640
	Intel Core i5-12450H 8C 12T @ 4.40 GHz	640
	Intel Core i5-1235U 10C 12T @ 4.40 GHz	637
	AMD Ryzen 9 6900HS 8C 16T @ 4.60 GHz	614

Cinebench R20 Multi-Core

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	Intel Core i7-11800H 8C 16T @ 3.40 GHz	4930
	AMD Ryzen 7 6800HS 8C 16T @ 3.60 GHz	4735
	AMD Ryzen 7 PRO 6850HS 8C 16T @ 3.60 GHz	4735
	Intel Core i9-11900KB 8C 16T @ 4.90 GHz	4712
	AMD Ryzen 7 5800HS 8C 16T @ 3.50 GHz	4710
	Intel Xeon W-11855M 6C 12T @ 3.80 GHz	4586
	AMD Ryzen 9 5980HX 8C 16T @ 4.40 GHz	4560

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.


	Intel Core i3-6157U Intel Iris Graphics 550 @ 1.00 GHz	768
	Intel Core i5-7360U Intel Iris Plus Graphics 640 @ 1.00 GHz	768
	Intel Core i7-5550U Intel HD Graphics 6000 @ 1.00 GHz	768
	Intel Core i9-11900KB Intel UHD Graphics 11th Gen (32 EU) @ 1.45 GHz	742
	Intel Core i5-11500H Intel UHD Graphics 11th Gen (32 EU) @ 1.45 GHz	742
	Intel Core i7-11800H Intel UHD Graphics 11th Gen (32 EU) @ 1.45 GHz	742
	Intel Core i7-11850H Intel UHD Graphics 11th Gen (32 EU) @ 1.45 GHz	742

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.


	AMD Ryzen 7 PRO 6850H 8C 16T @ 3.80 GHz	23400
	Intel Core i9-11980HK 8C 16T @ 4.00 GHz	23322
	AMD Ryzen 9 PRO 6950HS 8C 16T @ 4.20 GHz	23310
	Intel Core i9-11900KB 8C 16T @ 4.90 GHz	23151
	AMD Ryzen 7 6800HS 8C 16T @ 3.60 GHz	23144
	Intel Xeon W-11955M 8C 16T @ 3.20 GHz	23067
	Intel Core i5-13505H 12C 16T @ 4.40 GHz	22910

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.


	AMD Ryzen 9 5900HS Creator Edition 8C 16T @ 4.20 GHz	174
	Intel Core i9-12900HK 14C 20T @ 3.80 GHz	182
	AMD Ryzen 9 6900HS 8C 16T @ 3.80 GHz	191
	Intel Core i9-11900KB 8C 16T @ 4.90 GHz	200
	AMD Ryzen 9 4900H 8C 16T @ 4.00 GHz	202
	AMD Ryzen 9 4900HS 8C 16T @ 3.90 GHz	208
	Intel Core i7-10875H 8C 16T @ 3.20 GHz	225

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	Intel Core i7-1280P 14C 20T @ 4.80 GHz	264
	Intel Core i9-12900H 14C 20T @ 5.00 GHz	257
	Intel Core i9-12900HK 14C 20T @ 5.00 GHz	257
	Intel Core i9-11900KB 8C 16T @ 5.30 GHz	256
	AMD Ryzen 9 6900HS 8C 16T @ 4.60 GHz	252
	AMD Ryzen 9 5980HS 8C 16T @ 4.80 GHz	247
	Intel Core i7-1255U 10C 12T @ 4.70 GHz	245

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	AMD Ryzen 9 6900HS 8C 16T @ 3.80 GHz	2276
	AMD Ryzen 7 5800H 8C 16T @ 3.80 GHz	2164
	AMD Ryzen 9 5980HS 8C 16T @ 4.00 GHz	2154
	Intel Core i9-11900KB 8C 16T @ 4.90 GHz	2144
	Intel Core i7-1280P 14C 20T @ 3.00 GHz	2103
	AMD Ryzen 9 4900H 8C 16T @ 4.00 GHz	1937
	AMD Ryzen 9 4900HS 8C 16T @ 3.90 GHz	1918

Benchmarks

Cinebench R23 (SC)
647 entries

Cinebench R23 (MC)
628 entries

Geekbench 6 (SC)
1,888 entries

Geekbench 6 (MC)
1,822 entries

Geekbench 5 (SC)
2,510 entries

Cinebench R20 (SC)
665 entries

Cinebench R20 (MC)
613 entries

FP32 SP (iGPU)
2,155 entries

PassMark CPU-Mark
2,459 entries

Blender 2.81 (bmw27)
190 entries

Cinebench R15 (SC)
1,110 entries

Cinebench R15 (MC)
1,106 entries

Popular comparisons


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10.		Intel Core i9-11900KB vs AMD Ryzen 9 5900X

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AI hardware:	--
AI specifications:	--
NPU + CPU + iGPU:	--