i9-12950HX vs i5-12450HX

Primary details

Comparing Core i5-12450HX and Core i9-12950HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	624	262
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Architecture codename	Alder Lake-HX (2022)	Alder Lake-HX (2022)
Release date	10 May 2022 (2 years ago)	10 May 2022 (2 years ago)

Detailed specifications

Core i5-12450HX and Core i9-12950HX 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)	16 (Hexadeca-Core)
Threads	12	24
Base clock speed	2.4 GHz	2.3 GHz
Boost clock speed	4.4 GHz	5 GHz
L1 cache	704 KB	1.4 MB
L2 cache	8 MB	14 MB
L3 cache	12 MB	30 MB
Chip lithography	Intel 7 nm	Intel 7 nm
Die size	215 mm2	215 mm2
Maximum core temperature	100 °C	100 °C
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	+	-

Compatibility

Information on Core i5-12450HX and Core i9-12950HX 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	FCBGA1964	FCBGA1964
Power consumption (TDP)	55 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-12450HX and Core i9-12950HX. 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	+	+
AVX	+	+
vPro	no data	+
Enhanced SpeedStep (EIST)	+	+
Speed Shift	+	+
Hyper-Threading Technology	+	+
TSX	+	+
Thermal Monitoring	+	+
Flex Memory Access	+	+
SIPP	-	+
Turbo Boost Max 3.0	+	+
Status	Launched	Launched
Deep Learning Boost	+	+

Security technologies

Core i5-12450HX and Core i9-12950HX technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	+
EDB	+	+
Secure Key	+	+
OS Guard	+	+

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-12450HX and Core i9-12950HX are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-12450HX and Core i9-12950HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4, DDR5	DDR4, DDR5
Maximum memory size	128 GB	128 GB
Max memory channels	2	2
Maximum memory bandwidth	76.8 GB/s	76.8 GB/s
ECC memory support	-	+

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® UHD Graphics for 12th Gen Intel® Processors	Intel® UHD Graphics for 12th Gen Intel® Processors
Quick Sync Video	+	+
Graphics max frequency	1.3 GHz	1.55 GHz
Execution Units	16	32

Graphics interfaces

Available interfaces and connections of Core i5-12450HX and Core i9-12950HX integrated GPUs.

Number of displays supported

4

4

Graphics image quality

Maximum display resolutions supported by Core i5-12450HX and Core i9-12950HX integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	4096 x 2304 @ 60Hz	4096 x 2160 @ 60Hz
Max resolution over eDP	5120 x 3200 @ 120Hz	5120 x 3200 @ 120Hz
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Core i5-12450HX and Core i9-12950HX integrated GPUs, sometimes API versions are included.

DirectX	12.1	12.1
OpenGL	4.6	4.6

Peripherals

Specifications and connection of peripherals supported by Core i5-12450HX and Core i9-12950HX.

PCIe version	5.0 and 4.0	5.0 and 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	12.32	20.98
Physical cores	8	16
Threads	12	24

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Should you still have questions on choice between Core i5-12450HX and Core i9-12950HX, ask them in Comments section, and we shall answer.

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