Phenom II X2 B55 vs Core 2 Duo E6850

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Aggregate performance score

Core 2 Duo E6850
2 cores / 2 threads, 65 Watt
0.74
Phenom II X2 B55
2009
2 cores / 2 threads, 80 Watt
0.77
+4.1%

Phenom II X2 B55 outperforms Core 2 Duo E6850 by a minimal 4% based on our aggregate benchmark results.

Primary details

Comparing Core 2 Duo (Desktop) E6850 and Phenom II X2 B55 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking26862649
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data2.02
Market segmentDesktop processorDesktop processor
SeriesCore 2 Duo (Desktop)no data
Power efficiency1.040.88
Architecture codenameConroe (2006−2007)Callisto (2009−2010)
Release dateno data (2024 years ago)1 October 2009 (15 years ago)
Launch price (MSRP)no data$48

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core 2 Duo (Desktop) E6850 and Phenom II X2 B55 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 data3 GHz
Boost clock speed3 GHz3 GHz
Bus rate1333 MHzno data
L1 cacheno data128 KB (per core)
L2 cacheno data512 KB (per core)
L3 cacheno data6 MB (shared)
Chip lithography65 nm45 nm
Die sizeno data258 mm2
Number of transistorsno data758 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Core 2 Duo (Desktop) E6850 and Phenom II X2 B55 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
Socketno dataAM3
Power consumption (TDP)65 Watt80 Watt

Virtualization technologies

Virtual machine speed-up technologies supported by Core 2 Duo (Desktop) E6850 and Phenom II X2 B55 are enumerated here.

AMD-V-+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core 2 Duo (Desktop) E6850 and Phenom II X2 B55. 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 (Desktop) E6850 and Phenom II X2 B55.

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 E6850 0.74
Phenom II X2 B55 0.77
+4.1%

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 E6850 1130
Phenom II X2 B55 1183
+4.7%

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.

Core 2 Duo E6850 332
Phenom II X2 B55 383
+15.4%

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.

Core 2 Duo E6850 559
Phenom II X2 B55 687
+22.9%

Gaming performance

Pros & cons summary


Performance score 0.74 0.77
Chip lithography 65 nm 45 nm
Power consumption (TDP) 65 Watt 80 Watt

Core 2 Duo E6850 has 23.1% lower power consumption.

Phenom II X2 B55, on the other hand, has a 4.1% higher aggregate performance score, and a 44.4% more advanced lithography process.

Given the minimal performance differences, no clear winner can be declared between Core 2 Duo E6850 and Phenom II X2 B55.


Should you still have questions on choice between Core 2 Duo E6850 and Phenom II X2 B55, ask them in Comments section, and we shall answer.

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Intel Core 2 Duo E6850
Core 2 Duo E6850
AMD Phenom II X2 B55
Phenom II X2 B55

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Community ratings

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


3 73 votes

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3.7 35 votes

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Questions & comments

Here you can ask a question about Core 2 Duo E6850 or Phenom II X2 B55, agree or disagree with our judgements, or report an error or mismatch.