Phenom II X2 550 vs Ryzen 3 4300U

Primary details

Comparing Ryzen 3 4300U and Phenom II X2 550 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1272	2666
Place by popularity	not in top-100	not in top-100
Cost-effectiveness evaluation	no data	0.02
Market segment	Laptop	Desktop processor
Series	AMD Renoir (Ryzen 4000 APU)	no data
Power efficiency	29.53	0.87
Architecture codename	Renoir-U (Zen 2) (2020−2021)	Callisto (2009−2010)
Release date	6 January 2020 (4 years ago)	4 November 2009 (15 years ago)
Launch price (MSRP)	no data	$133

Cost-effectiveness evaluation

Performance per price, higher is better.

Detailed specifications

Ryzen 3 4300U and Phenom II X2 550 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	4 (Quad-Core)	2 (Dual-core)
Threads	4	2
Base clock speed	2.7 GHz	3.1 GHz
Boost clock speed	3.7 GHz	3.1 GHz
Multiplier	27	no data
L1 cache	256 KB	128 KB (per core)
L2 cache	2 MB	512 KB (per core)
L3 cache	4 MB (shared)	6 MB (shared)
Chip lithography	7 nm	45 nm
Die size	156 mm2	258 mm2
Maximum core temperature	105 °C	no data
Number of transistors	9800 Million	758 million
64 bit support	+	+
Windows 11 compatibility	+	-

Compatibility

Information on Ryzen 3 4300U and Phenom II X2 550 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	FP6	AM3
Power consumption (TDP)	15 Watt	80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Ryzen 3 4300U and Phenom II X2 550. You'll probably need this information if you require some particular technology.

Instruction set extensions	MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, CPB, AES-NI, RDRAND, RDSEED, SHA, SME	no data
AES-NI	+	-
FMA	+	-
AVX	+	-

Virtualization technologies

Virtual machine speed-up technologies supported by Ryzen 3 4300U and Phenom II X2 550 are enumerated here.

AMD-V

+

+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Ryzen 3 4300U and Phenom II X2 550. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR3
Maximum memory size	64 GB	no data
Maximum memory bandwidth	68.27 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

AMD Radeon RX Vega 5

On certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Ryzen 3 4300U and Phenom II X2 550.

PCIe version

3.0

2.0

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	4.70	0.74
Recency	6 January 2020	4 November 2009
Physical cores	4	2
Threads	4	2
Chip lithography	7 nm	45 nm
Power consumption (TDP)	15 Watt	80 Watt

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Should you still have questions on choice between Ryzen 3 4300U and Phenom II X2 550, ask them in Comments section, and we shall answer.

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