Ryzen 9 9900X vs i3-N305

Primary details

Comparing Core i3-N305 and Ryzen 9 9900X processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1065	109
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	63.19
Market segment	Laptop	Desktop processor
Power efficiency	39.56	27.17
Architecture codename	Alder Lake-N (2023)	Granite Ridge (2024)
Release date	3 January 2023 (1 year ago)	15 August 2024 (less than a year ago)
Launch price (MSRP)	$309	$499

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Core i3-N305 and Ryzen 9 9900X 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)	12 (Dodeca-Core)
Threads	8	24
Base clock speed	0.1 GHz	4.4 GHz
Boost clock speed	3.8 GHz	5.6 GHz
L1 cache	96 KB (per core)	80 KB (per core)
L2 cache	2 MB (per module)	1 MB (per core)
L3 cache	6 MB (shared)	64 MB (shared)
Chip lithography	Intel 7 nm	4 nm
Die size	no data	2x 70.6 mm2
Maximum core temperature	105 °C	95 °C
Number of transistors	no data	16,630 million
64 bit support	+	+
Windows 11 compatibility	+	no data
Unlocked multiplier	-	+

Compatibility

Information on Core i3-N305 and Ryzen 9 9900X 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	FCBGA1264	AM5
Power consumption (TDP)	15 Watt	120 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i3-N305 and Ryzen 9 9900X. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	SMT, AES, AVX, AVX2, AVX512, FMA3, MMX (+), SHA, SSE, SSE2, SSE3, SSSE3, SSE4.1, SSE4.2, SSE4A
AES-NI	+	+
FMA	+	-
AVX	+	+
Enhanced SpeedStep (EIST)	+	no data
Speed Shift	+	no data
Hyper-Threading Technology	-	no data
Thermal Monitoring	+	-
GPIO	+	no data
Precision Boost 2	no data	+

Security technologies

Core i3-N305 and Ryzen 9 9900X technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i3-N305 and Ryzen 9 9900X 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 Core i3-N305 and Ryzen 9 9900X. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4, DDR5	DDR5
Maximum memory size	16 GB	no data
Max memory channels	1	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel UHD Graphics	AMD Radeon Graphics
Quick Sync Video	+	-
Graphics max frequency	1.25 GHz	no data
Execution Units	32	no data

Graphics interfaces

Available interfaces and connections of Core i3-N305 and Ryzen 9 9900X integrated GPUs.

Number of displays supported

3

no data

Graphics image quality

Maximum display resolutions supported by Core i3-N305 and Ryzen 9 9900X integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096 x 2160@60Hz	no data
Max resolution over DisplayPort	4096 x 2160@60Hz	no data

Graphics API support

APIs supported by Core i3-N305 and Ryzen 9 9900X integrated GPUs, sometimes API versions are included.

DirectX	12.1	no data
OpenGL	4.6	no data

Peripherals

Specifications and connection of peripherals supported by Core i3-N305 and Ryzen 9 9900X.

PCIe version	3.0	5.0
PCI Express lanes	9	24
USB revision	2.0/3.2	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.

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Pros & cons summary

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Performance score	6.27	34.45
Integrated graphics card	5.58	1.98
Recency	3 January 2023	15 August 2024
Physical cores	8	12
Threads	8	24
Power consumption (TDP)	15 Watt	120 Watt

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Should you still have questions on choice between Core i3-N305 and Ryzen 9 9900X, ask them in Comments section, and we shall answer.

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