Phenom II X2 550 vs Core 2 Duo P7550

Aggregate performance score

Core 2 Duo P7550
2009
2 cores / 2 threads, 25 Watt
0.54
Phenom II X2 550
2009
2 cores / 2 threads, 80 Watt
0.74
+37%

Phenom II X2 550 outperforms Core 2 Duo P7550 by a substantial 37% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo P7550 and Phenom II X2 550 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking28362666
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data0.02
Market segmentLaptopDesktop processor
SeriesIntel Core 2 Duono data
Power efficiency2.040.87
Architecture codenamePenryn (2008−2011)Callisto (2009−2010)
Release date1 October 2009 (15 years ago)4 November 2009 (15 years ago)
Launch price (MSRP)no data$133

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core 2 Duo P7550 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 cores2 (Dual-core)2 (Dual-core)
Threads22
Base clock speed2.26 GHz3.1 GHz
Boost clock speed2.26 GHz3.1 GHz
Bus rate1066 MHzno data
L1 cacheno data128 KB (per core)
L2 cache3 MB512 KB (per core)
L3 cache3 MB L2 Cache6 MB (shared)
Chip lithography45 nm45 nm
Die size107 mm2258 mm2
Maximum core temperature90 °Cno data
Number of transistors410 Million758 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core 2 Duo P7550 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 configurationno data1
SocketPGA478AM3
Power consumption (TDP)25 Watt80 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core 2 Duo P7550 and Phenom II X2 550. You'll probably need this information if you require some particular technology.

Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data

Security technologies

Core 2 Duo P7550 and Phenom II X2 550 technologies aimed at improving security, for example, by protecting against hacks.

EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo P7550 and Phenom II X2 550 are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo P7550 and Phenom II X2 550. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesno dataDDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardno dataOn certain motherboards (Chipset feature)

Peripherals

Specifications and connection of peripherals supported by Core 2 Duo P7550 and Phenom II X2 550.

PCIe versionno data2.0

Synthetic benchmark performance

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


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.

Core 2 Duo P7550 0.54
Phenom II X2 550 0.74
+37%

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.

Core 2 Duo P7550 856
Phenom II X2 550 1167
+36.3%

Gaming performance

Pros & cons summary


Performance score 0.54 0.74
Recency 1 October 2009 4 November 2009
Power consumption (TDP) 25 Watt 80 Watt

Core 2 Duo P7550 has 220% lower power consumption.

Phenom II X2 550, on the other hand, has a 37% higher aggregate performance score, and an age advantage of 1 month.

The Phenom II X2 550 is our recommended choice as it beats the Core 2 Duo P7550 in performance tests.

Be aware that Core 2 Duo P7550 is a notebook processor while Phenom II X2 550 is a desktop one.


Should you still have questions on choice between Core 2 Duo P7550 and Phenom II X2 550, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


Intel Core 2 Duo P7550
Core 2 Duo P7550
AMD Phenom II X2 550
Phenom II X2 550

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Community ratings

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3.5 14 votes

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3.7 126 votes

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Questions & comments

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