i5-12600H vs i9-11900KB

Primary details

Comparing Core i9-11900KB and Core i5-12600H processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	472	474
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	17.95	no data
Market segment	Desktop processor	Laptop
Series	no data	Intel Alder Lake-P
Architecture codename	Tiger Lake-H (2021)	Alder Lake-H (2022)
Release date	14 June 2021 (3 years ago)	4 January 2022 (2 years ago)
Launch price (MSRP)	$539	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i9-11900KB and Core i5-12600H 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 cores	8 (Octa-Core)	12 (Dodeca-Core)
Threads	16	16
Base clock speed	3.3 GHz	2.7 GHz
Boost clock speed	4.9 GHz	4.5 GHz
Bus rate	8 GT/s	no data
L1 cache	768 KB	1.1 MB
L2 cache	10 MB	10 MB
L3 cache	24 MB	18 MB
Chip lithography	10 nm SuperFin	Intel 7 nm
Die size	190 mm2	217 mm2
Maximum core temperature	100 °C	100 °C
Maximum case temperature (TCase)	72 °C	no data
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	+	-

Compatibility

Information on Core i9-11900KB and Core i5-12600H 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 configuration	1	1
Socket	FCBGA1787	FCBGA1744
Power consumption (TDP)	65 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-11900KB and Core i5-12600H. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
FMA	-	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Hyper-Threading Technology	+	+
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	+
Flex Memory Access	+	+
SIPP	-	+
Turbo Boost Max 3.0	+	no data
Status	Launched	Launched
Deep Learning Boost	+	+

Security technologies

Core i9-11900KB and Core i5-12600H technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	+
Identity Protection	+	-
SGX	Yes with Intel® ME	no data
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-11900KB and Core i5-12600H are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-11900KB and Core i5-12600H. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4, DDR5
Maximum memory size	128 GB	64 GB
Max memory channels	2	2
Maximum memory bandwidth	51.2 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® UHD Graphics for 11th Gen Intel® Processors	Intel® Iris® Xe Graphics eligible
Quick Sync Video	+	+
Graphics max frequency	1.45 GHz	1.4 GHz
Execution Units	32	80

Graphics interfaces

Available interfaces and connections of Core i9-11900KB and Core i5-12600H integrated GPUs.

Number of displays supported

4

4

Graphics image quality

Maximum display resolutions supported by Core i9-11900KB and Core i5-12600H integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@60Hz	4096 x 2304 @ 60Hz
Max resolution over eDP	4096 x 2304@60Hz	4096 x 2304 @ 120Hz
Max resolution over DisplayPort	7680x4320@60Hz	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i9-11900KB and Core i5-12600H integrated GPUs, sometimes API versions are included.

DirectX	12	12.1
OpenGL	4.6	4.6

Peripherals

Specifications and connection of peripherals supported by Core i9-11900KB and Core i5-12600H.

PCIe version	4.0	4.0
PCI Express lanes	20	20

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.

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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.

Pros & cons summary

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Performance score	14.80	14.78
Recency	14 June 2021	4 January 2022
Physical cores	8	12
Power consumption (TDP)	65 Watt	45 Watt

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Should you still have questions on choice between Core i9-11900KB and Core i5-12600H, ask them in Comments section, and we shall answer.

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