i5-14450HX vs Ryzen 7 5800X3D

Primary details

Comparing Ryzen 7 5800X3D and Core i5-14450HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	348	419
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	29.72	no data
Market segment	Desktop processor	Laptop
Series	AMD Ryzen 7	Raptor Lake-HX
Power efficiency	16.06	27.69
Architecture codename	Vermeer (Zen3) (2020−2022)	Raptor Lake-HX Refresh (2024)
Release date	20 April 2022 (2 years ago)	8 January 2024 (less than a year ago)
Launch price (MSRP)	$449	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen 7 5800X3D and Core i5-14450HX 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)	10 (Deca-Core)
Threads	16	16
Base clock speed	3.4 GHz	2.4 GHz
Boost clock speed	4.5 GHz	4.8 GHz
Bus rate	no data	157 MHz
L1 cache	64 KB (per core)	80 KB (per core)
L2 cache	512 KB (per core)	2 MB (per core)
L3 cache	96 MB (shared)	20 MB (shared)
Chip lithography	7 nm, 12 nm	Intel 7 nm
Die size	74 + 125 mm	257 mm2
Maximum core temperature	90 °C	100 °C
Maximum case temperature (TCase)	90 °C	72 °C
Number of transistors	8,850 million	no data
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	-	+

Compatibility

Information on Ryzen 7 5800X3D and Core i5-14450HX 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	AM4	FCBGA1964
Power consumption (TDP)	105 Watt	55 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 7 5800X3D and Core i5-14450HX. You'll probably need this information if you require some particular technology.

Instruction set extensions	86x MMX(+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A,-64, AMD-V, AES, AVX, AVX2, FMA3, SHA, Precision Boost 2	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
AES-NI	+	+
FMA	-	+
AVX	+	+
Enhanced SpeedStep (EIST)	no data	+
Speed Shift	no data	+
Hyper-Threading Technology	no data	+
TSX	-	+
Thermal Monitoring	-	+
Flex Memory Access	no data	+
Precision Boost 2	+	no data
Deep Learning Boost	-	+

Security technologies

Ryzen 7 5800X3D and Core i5-14450HX technologies aimed at improving security, for example, by protecting against hacks.

TXT	no data	+
Secure Key	no data	+
OS Guard	no data	+

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 7 5800X3D and Core i5-14450HX are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 7 5800X3D and Core i5-14450HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-3200	DDR4, DDR5
Maximum memory size	128 GB	192 GB
Max memory channels	no data	2
Maximum memory bandwidth	no data	89.6 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	N/A	Intel UHD Graphics for 14th Gen Intel Processors
Quick Sync Video	-	+
Graphics max frequency	no data	1.5 GHz
Execution Units	no data	16

Graphics interfaces

Available interfaces and connections of Ryzen 7 5800X3D and Core i5-14450HX integrated GPUs.

Number of displays supported

no data

4

Graphics image quality

Maximum display resolutions supported by Ryzen 7 5800X3D and Core i5-14450HX integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	no data	4096 x 2160 @ 60Hz
Max resolution over eDP	no data	5120 x 3200 @ 120Hz
Max resolution over DisplayPort	no data	7680 x 4320 @ 60Hz

Graphics API support

APIs supported by Ryzen 7 5800X3D and Core i5-14450HX integrated GPUs, sometimes API versions are included.

DirectX	no data	12.1
OpenGL	no data	4.6

Peripherals

Specifications and connection of peripherals supported by Ryzen 7 5800X3D and Core i5-14450HX.

PCIe version	4.0	5.0 and 4.0
PCI Express lanes	20	16

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.

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Pros & cons summary

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Performance score	17.82	16.09
Recency	20 April 2022	8 January 2024
Physical cores	8	10
Power consumption (TDP)	105 Watt	55 Watt

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Should you still have questions on choice between Ryzen 7 5800X3D and Core i5-14450HX, ask them in Comments section, and we shall answer.

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