Ryzen 9 5900HX vs Core i9-10900X

Primary details

Comparing Core i9-10900X and Ryzen 9 5900HX processor market type (desktop or notebook), architecture, sales start time and price.

Place in performance ranking	459	455
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	16.26	no data
Market segment	Desktop processor	Laptop
Series	no data	AMD Cezanne (Zen 3, Ryzen 5000)
Architecture codename	Cascade Lake-X (2019)	Cezanne-H (Zen 3)
Release date	19 October 2019 (4 years ago)	12 January 2021 (3 years ago)
Current price	$537	no data

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i9-10900X and Ryzen 9 5900HX 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	10 (Deca-Core)	8 (Octa-Core)
Threads	20	16
Base clock speed	3.7 GHz	3.3 GHz
Boost clock speed	4.7 GHz	4.6 GHz
L1 cache	64K (per core)	64K (per core)
L2 cache	1 MB (per core)	512K (per core)
L3 cache	19.25 MB (shared)	16 MB (shared)
Chip lithography	14 nm	7 nm
Die size	no data	156 mm2
Maximum core temperature	94 °C	105 °C
Number of transistors	no data	9,800 million
64 bit support	+	+
Windows 11 compatibility	+	+
Unlocked multiplier	Yes	No

Compatibility

Information on Core i9-10900X and Ryzen 9 5900HX 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	FCLGA2066	FP6
Power consumption (TDP)	165 Watt	45 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-10900X and Ryzen 9 5900HX. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512	DDR4-3200/LPDDR4-4266 RAM, PCIe 3, MMX (+), SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A, AES, AVX, AVX2, FMA3, SHA
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
TSX	+	no data
Turbo Boost Max 3.0	+	no data
Status	Launched	no data

Security technologies

Core i9-10900X and Ryzen 9 5900HX technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-10900X and Ryzen 9 5900HX are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-10900X and Ryzen 9 5900HX. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4-2933	DDR4
Maximum memory size	256 GB	no data
Max memory channels	4	no data
Maximum memory bandwidth	94 GB/s	no data
ECC memory support	-	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

no data

AMD Radeon RX Vega 8 (Ryzen 4000/5000)

Peripherals

Specifications and connection of peripherals supported by Core i9-10900X and Ryzen 9 5900HX.

PCIe version	3.0	3.0
PCI Express lanes	48	no data

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	14.55	14.60
Recency	19 October 2019	12 January 2021
Physical cores	10	8
Threads	20	16
Chip lithography	14 nm	7 nm
Power consumption (TDP)	165 Watt	45 Watt

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Should you still have questions on choice between Core i9-10900X and Ryzen 9 5900HX, ask them in Comments section, and we shall answer.

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