Intel Core i5-6287U VS Intel Core i9-12900K

Comparison of video cards Intel Core i5-6287U vs Intel Core i9-12900K in benchmarks and specifications.

Differences Specifications Benchmarks

Differences

Top features of Intel Core i5-6287U

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Performance per watt

28 W 125 W

About 4.46 0.97 times less performance per watt

Top features of Intel Core i9-12900K

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Higher clock speed

3.70 GHz 3.10 GHz

Around 16% better clock speed
More number of cores

16 2

8 times more cores
Higher turbo clock speed

5.30 GHz 3.50 GHz

Around 34 % better overclocked clock speed

Specifications

Complete list of technical specifications

Intel Core i5-6287U Intel Core i9-12900K

CPU generation and family

Let's find out which one of Intel Core i5-6287U and Intel Core i9-12900K is of a more recent generation, and what segment it belongs to.

Specification	Value
Name	Intel Core i5-6287U Intel Core i9-12900K
Segment	Mobile Desktop / Server
Family	Intel Core i5 Intel Core i9
Generation	6 12
CPU group	Intel Core i 6000U Intel Core i 12000
Predecessor	-- Intel Core i9-11900K

CPU Cores and Base Frequency

In this block we are going to compare Intel Core i5-6287U vs Intel Core i9-12900K by main technical specifications: number of cores and threads, base and maximum frequencies, process technology and cache size. The higher these specifications are, the more powerful your CPU will be.

Specification	Value
Frequency	3.10 GHz 3.70 GHz
CPU Cores	2 16
Turbo (1 Core)	3.50 GHz 5.30 GHz
CPU Threads	4 24
Hyperthreading	Yes Yes
Overclocking	No Yes
Core architecture	normal hybrid (big.LITTLE)
A core	-- 8x Golden Cove
B core	-- 8x Gracemont

Internal Graphics

Common specifications for integrated graphics cards in Intel Core i5-6287U and Intel Core i9-12900K along with supported interfaces and connection options. This block has no effect on the final efficiency of the CPU.

Specification	Value
GPU name	Intel Iris Graphics 550 Intel Iris Xe Graphics 32 (Alder Lake S)
GPU frequency	0.30 GHz 0.40 GHz
GPU (Turbo)	1.10 GHz 1.45 GHz
Execution units	48 32
Shader	384 256
Max. GPU Memory	32 GB 16 GB
Max. displays	3 4
Generation	9 12
DirectX Version	12 12
Technology	14 nm 10 nm
Release date	Q3/2015 Q4/2021

Hardware codec support

Let's compare the support of video codecs between Intel Core i5-6287U and Intel Core i9-12900K. Hardware support of video decoding by embedded graphics cards directly affects the speed and quality of rendering videos.

Specification	Value
h265 / HEVC (8 bit)	Decode / Encode Decode / Encode
h265 / HEVC (10 bit)	No Decode / Encode
h264	Decode / Encode Decode / Encode
VP9	No Decode / Encode
VP8	Decode / Encode Decode
AV1	No Decode
AVC	Decode / Encode Decode / Encode
VC-1	Decode Decode
JPEG	Decode / Encode Decode / Encode

Memory & PCIe

To choose the best model between Intel Core i5-6287U and Intel Core i9-12900K you need to pay special attention to memory type, clock frequency, multi-channel features, and PCIe version. The higher these numbers are, the better your CPU will be. Keep in mind that the maximum memory and frequency may also depend on the model of the motherboard.

Specification	Value
Memory type	DDR4-2133 SO-DIMM DDR4-3200DDR5-4800
Max. Memory	256 GB
ECC	No No
Memory channels	2 2
PCIe version	3.0 5.0
PCIe lanes	12 20

Encryption

AES-NI encryption support for CPUs Intel Core i5-6287U and Intel Core i9-12900K.

Specification	Value
AES-NI	Yes Yes

Thermal Management

Let's find out what TDP value would be better for Intel Core i5-6287U or Intel Core i9-12900K? The Thermal Design Power (TDP) indicates the maximum amount of heat that should be dissipated by the chip cooling system. However, the value of TDP gives only a rough indication of the real power consumption of the CPU.

Specification	Value
TDP (PL1)	28 W 125 W
TDP (PL2)	-- 228 W / 56 s
Tjunction max.	-- 100 °C

Technical details

Here you can find a comparison of 2nd and 3rd level cache sizes for Intel Core i5-6287U and Intel Core i9-12900K CPUs along with a list of ISA extensions.

Specification	Value
Instruction set (ISA)	x86-64 (64 bit) x86-64 (64 bit)
Virtualization	VT-x, VT-x EPT, VT-d VT-x, VT-x EPT, VT-d
ISA extensions	SSE4.1, SSE4.2, AVX2 SSE4.1, SSE4.2, AVX2, AVX2+
L2-Cache	-- 3.75 MB
L3-Cache	4.00 MB 30.00 MB
Architecture	Skylake U Alder Lake S
Technology	14 nm 10 nm
Socket	BGA 1356 LGA 1700
Release date	Q3/2015 Q4/2021
Part Number	-- BX8071512900K