Core i9-11900KF vs Core i5-7210U

Primary details

Comparing Core i5-7210U and Core i9-11900KF processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	not rated	380
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	49.29
Market segment	Laptop	Desktop processor
Series	Intel Core i5	no data
Architecture codename	Kaby Lake (2016−2019)	Rocket Lake (2021)
Release date	no data	16 March 2021 (3 years ago)
Current price	no data	$250

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i5-7210U and Core i9-11900KF 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	2 (Dual-core)	8 (Octa-Core)
Threads	4	16
Base clock speed	no data	3.5 GHz
Boost clock speed	2.5 GHz	5.2 GHz
Bus support	4 GT/s	no data
L1 cache	128 KB	64K (per core)
L2 cache	512 KB	256K (per core)
L3 cache	3 MB	16 MB (shared)
Chip lithography	14 nm	14 nm
Maximum core temperature	no data	100 °C
Maximum case temperature (TCase)	no data	72 °C
64 bit support	+	+
Windows 11 compatibility	-	+
Unlocked multiplier	No	Yes

Compatibility

Information on Core i5-7210U and Core i9-11900KF 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 (Uniprocessor)	1
Socket	no data	FCLGA1200
Power consumption (TDP)	15 Watt	125 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-7210U and Core i9-11900KF. You'll probably need this information if you require some particular technology.

Instruction set extensions	no data	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	no data	2.0
Hyper-Threading Technology	no data	+
TSX	no data	+
Idle States	no data	+
Thermal Monitoring	no data	+
SIPP	no data	-
Turbo Boost Max 3.0	no data	+
Status	no data	Discontinued

Security technologies

Core i5-7210U and Core i9-11900KF technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
EDB	no data	+
Secure Key	no data	+
Identity Protection	no data	+
SGX	no data	-
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-7210U and Core i9-11900KF are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-7210U and Core i9-11900KF. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	LPDDR3-1866	DDR4-3200
Maximum memory size	32 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	34.134 GB/s	50 GB/s
ECC memory support	-	-

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

Intel HD Graphics 620

no data

Peripherals

Specifications and connection of peripherals supported by Core i5-7210U and Core i9-11900KF.

PCIe version	3.0	4.0
PCI Express lanes	12	20

Pros & cons summary

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Physical cores	2	8
Threads	4	16
Power consumption (TDP)	15 Watt	125 Watt

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Should you still have questions on choice between Core i5-7210U and Core i9-11900KF, ask them in Comments section, and we shall answer.

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