Ryzen 5 5500U vs Phenom II X2 550

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Aggregate performance score

Phenom II X2 550
2009
2 cores / 2 threads, 80 Watt
0.73
Ryzen 5 5500U
2021
6 cores / 12 threads, 25 Watt
8.19
+1022%

Ryzen 5 5500U outperforms Phenom II X2 550 by a whopping 1022% based on our aggregate benchmark results.

Primary details

Comparing Phenom II X2 550 and Ryzen 5 5500U processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2683929
Place by popularitynot in top-10019
Cost-effectiveness evaluation0.04no data
Market segmentDesktop processorLaptop
Seriesno dataAMD Lucienne (Zen 2, Ryzen 5000)
Power efficiency0.8631.00
Architecture codenameCallisto (2009−2010)Lucienne-U (Zen 2) (2021)
Release date4 November 2009 (15 years ago)12 January 2021 (3 years ago)
Launch price (MSRP)$133no data

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Phenom II X2 550 and Ryzen 5 5500U 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 cores2 (Dual-core)6 (Hexa-Core)
Threads212
Base clock speed3.1 GHz2.1 GHz
Boost clock speed3.1 GHz4 GHz
Multiplierno data21
L1 cache128 KB (per core)64K (per core)
L2 cache512 KB (per core)512K (per core)
L3 cache6 MB (shared)8 MB (shared)
Chip lithography45 nm7 nm
Die size258 mm2156 mm2
Maximum core temperatureno data105 °C
Number of transistors758 million9,800 million
64 bit support++
Windows 11 compatibility-+

Compatibility

Information on Phenom II X2 550 and Ryzen 5 5500U 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 configuration11
SocketAM3FP6
Power consumption (TDP)80 Watt25 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X2 550 and Ryzen 5 5500U. You'll probably need this information if you require some particular technology.

Instruction set extensionsno dataMMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AVX, AVX2, BMI2, ABM, FMA, ADX, SMEP, SMAP, SMT, CPB, AES-NI, RDRAND, RDSEED, SHA, SME
AES-NI-+
FMA-+
AVX-+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X2 550 and Ryzen 5 5500U are enumerated here.

AMD-V++

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X2 550 and Ryzen 5 5500U. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR4
Maximum memory sizeno data64 GB

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardOn certain motherboards (Chipset feature)AMD Radeon RX Vega 7 ( - 1800 MHz)

Peripherals

Specifications and connection of peripherals supported by Phenom II X2 550 and Ryzen 5 5500U.

PCIe version2.03.0
PCI Express lanesno data12

Synthetic benchmark performance

Various benchmark results of the processors in comparison. Overall score is measured in points in 0-100 range, higher is better.


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.

Phenom II X2 550 0.73
Ryzen 5 5500U 8.19
+1022%

Passmark

Passmark CPU Mark is a widespread benchmark, consisting of 8 different types of workload, including integer and floating point math, extended instructions, compression, encryption and physics calculation. There is also one separate single-threaded scenario measuring single-core performance.

Phenom II X2 550 1167
Ryzen 5 5500U 13009
+1015%

Gaming performance

Pros & cons summary


Performance score 0.73 8.19
Recency 4 November 2009 12 January 2021
Physical cores 2 6
Threads 2 12
Chip lithography 45 nm 7 nm
Power consumption (TDP) 80 Watt 25 Watt

Ryzen 5 5500U has a 1021.9% higher aggregate performance score, an age advantage of 11 years, 200% more physical cores and 500% more threads, a 542.9% more advanced lithography process, and 220% lower power consumption.

The Ryzen 5 5500U is our recommended choice as it beats the Phenom II X2 550 in performance tests.

Note that Phenom II X2 550 is a desktop processor while Ryzen 5 5500U is a notebook one.


Should you still have questions on choice between Phenom II X2 550 and Ryzen 5 5500U, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD Phenom II X2 550
Phenom II X2 550
AMD Ryzen 5 5500U
Ryzen 5 5500U

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Community ratings

Here you can see how users rate the processors, as well as rate them yourself.


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Questions & comments

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