Core 2 Duo E4300 vs A8-3870K

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Aggregate performance score

A8-3870K
2011
4 cores / 4 threads, 100 Watt
1.47
+297%
Core 2 Duo E4300
2006
2 cores / 2 threads, 65 Watt
0.37

A8-3870K outperforms Core 2 Duo E4300 by a whopping 297% based on our aggregate benchmark results.

Primary details

Comparing A8-3870K and Core 2 Duo E4300 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking21753037
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiency1.390.54
Architecture codenameLlano (2011−2012)Allendale (2006−2009)
Release date20 December 2011 (13 years ago)July 2006 (18 years ago)

Detailed specifications

A8-3870K and Core 2 Duo E4300 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 cores4 (Quad-Core)2 (Dual-core)
Threads42
Base clock speed3 GHz1.8 GHz
Boost clock speed3 GHz1.8 GHz
Bus rateno data800 MHz
L1 cache128 KB (per core)64 KB
L2 cache1 MB (per core)2 MB
L3 cache0 KB0 KB
Chip lithography32 nm65 nm
Die size228 mm2111 mm2
Maximum core temperatureno data61 °C
Number of transistors1,178 million167 million
64 bit support++
Windows 11 compatibility--
Unlocked multiplier+-
VID voltage rangeno data0.85V-1.5V

Compatibility

Information on A8-3870K and Core 2 Duo E4300 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
SocketFM1LGA775
Power consumption (TDP)100 Watt65 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A8-3870K and Core 2 Duo E4300. You'll probably need this information if you require some particular technology.

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

A8-3870K and Core 2 Duo E4300 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by A8-3870K and Core 2 Duo E4300 are enumerated here.

AMD-V+-
VT-xno data-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A8-3870K and Core 2 Duo E4300. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR1, DDR2, DDR3

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardAMD Radeon HD 6550Dno data

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.

A8-3870K 1.47
+297%
Core 2 Duo E4300 0.37

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.

A8-3870K 2328
+293%
Core 2 Duo E4300 593

Gaming performance

Pros & cons summary


Performance score 1.47 0.37
Physical cores 4 2
Threads 4 2
Chip lithography 32 nm 65 nm
Power consumption (TDP) 100 Watt 65 Watt

A8-3870K has a 297.3% higher aggregate performance score, 100% more physical cores and 100% more threads, and a 103.1% more advanced lithography process.

Core 2 Duo E4300, on the other hand, has 53.8% lower power consumption.

The A8-3870K is our recommended choice as it beats the Core 2 Duo E4300 in performance tests.


Should you still have questions on choice between A8-3870K and Core 2 Duo E4300, ask them in Comments section, and we shall answer.

Vote for your favorite

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AMD A8-3870K
A8-3870K
Intel Core 2 Duo E4300
Core 2 Duo E4300

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Community ratings

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


4.1 214 votes

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3.1 105 votes

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Questions & comments

Here you can ask a question about A8-3870K or Core 2 Duo E4300, agree or disagree with our judgements, or report an error or mismatch.