Core 2 Duo E6550 vs Phenom II X2 N620

VS

Aggregate performance score

Phenom II X2 N620
2010
2 cores / 2 threads, 35 Watt
0.82
+43.9%
Core 2 Duo E6550
2007
2 cores / 2 threads, 65 Watt
0.57

Phenom II X2 N620 outperforms Core 2 Duo E6550 by a considerable 44% based on our aggregate benchmark results.

Primary details

Comparing Phenom II X2 N620 and Core 2 Duo E6550 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking26002835
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
Series2x AMD Phenom IIno data
Power efficiency2.220.83
Architecture codenameChamplain (2010−2011)Conroe (2006−2007)
Release date12 May 2010 (14 years ago)July 2007 (17 years ago)

Detailed specifications

Phenom II X2 N620 and Core 2 Duo E6550 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 speedno data2.33 GHz
Boost clock speed2.8 GHz2.33 GHz
Bus rate3600 MHz1333 MHz
L1 cache256 KB64 KB
L2 cache2 MB4 MB
L3 cacheno data0 KB
Chip lithography45 nm65 nm
Die sizeno data143 mm2
Maximum core temperatureno data72 °C
Number of transistorsno data291 million
64 bit support++
Windows 11 compatibility--
VID voltage rangeno data0.85V-1.5V

Compatibility

Information on Phenom II X2 N620 and Core 2 Duo E6550 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
SocketS1PLGA775
Power consumption (TDP)35 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Phenom II X2 N620 and Core 2 Duo E6550. You'll probably need this information if you require some particular technology.

Instruction set extensionsHyperTransport 3.0, SSE4A, AMD64, Enhanced Virus Protection, Vurtualizationno data
VirusProtect+-
Enhanced SpeedStep (EIST)no data+
Turbo Boost Technologyno data-
Hyper-Threading Technologyno data-
Idle Statesno data+
Thermal Monitoring-+
Demand Based Switchingno data-
FSB parityno data-

Security technologies

Phenom II X2 N620 and Core 2 Duo E6550 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Phenom II X2 N620 and Core 2 Duo E6550 are enumerated here.

VT-xno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Phenom II X2 N620 and Core 2 Duo E6550. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR1, DDR2, DDR3

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 N620 0.82
+43.9%
Core 2 Duo E6550 0.57

GeekBench 5 Single-Core

GeekBench 5 Single-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses only a single CPU core.

Phenom II X2 N620 352
+35.4%
Core 2 Duo E6550 260

GeekBench 5 Multi-Core

GeekBench 5 Multi-Core is a cross-platform application developed in the form of CPU tests that independently recreate certain real-world tasks with which to accurately measure performance. This version uses all available CPU cores.

Phenom II X2 N620 647
+50.1%
Core 2 Duo E6550 431

Gaming performance

Pros & cons summary


Performance score 0.82 0.57
Chip lithography 45 nm 65 nm
Power consumption (TDP) 35 Watt 65 Watt

Phenom II X2 N620 has a 43.9% higher aggregate performance score, a 44.4% more advanced lithography process, and 85.7% lower power consumption.

The Phenom II X2 N620 is our recommended choice as it beats the Core 2 Duo E6550 in performance tests.

Be aware that Phenom II X2 N620 is a notebook processor while Core 2 Duo E6550 is a desktop one.


Should you still have questions on choice between Phenom II X2 N620 and Core 2 Duo E6550, ask them in Comments section, and we shall answer.

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AMD Phenom II X2 N620
Phenom II X2 N620
Intel Core 2 Duo E6550
Core 2 Duo E6550

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Community ratings

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4.6 13 votes

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Questions & comments

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