Sempron 3400+ vs Atom N550

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Aggregate performance score

Atom N550
2010
2 cores / 4 threads, 8 Watt
0.17

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking34633473
Place by popularitynot in top-100not in top-100
Market segmentLaptopDesktop processor
SeriesIntel Atomno data
Power efficiency0.800.12
DesignerIntelAMD
ManufacturerIntelno data
Architecture codenamePineview (2009−2011)Palermo (2001−2005)
Release date23 August 2010 (14 years ago)1 October 2005 (19 years ago)
Launch price (MSRP)$86$30

Detailed specifications

Atom N550 and Sempron 3400+ 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)1 (Single-Core)
Threads41
Base clock speed1.5 GHzno data
Boost clock speed1.5 GHz2 GHz
Bus rate666 MHzno data
L1 cache64K (per core)128 KB
L2 cache512K (per core)128 KB
L3 cache0 KB0 KB
Chip lithography45 nm90 nm
Die size87 mm2103 mm2
Number of transistors176 million63 million
64 bit support++
Windows 11 compatibility--

Compatibility

Information on Atom N550 and Sempron 3400+ 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
SocketFCBGA559939
Power consumption (TDP)8.5 Watt62 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom N550 and Sempron 3400+. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE2, Intel® SSE3, Intel® SSSE3no data
Enhanced SpeedStep (EIST)+no data
Turbo Boost Technology-no data
Hyper-Threading Technology+no data
Thermal Monitoring+-
Demand Based Switching-no data

Security technologies

Atom N550 and Sempron 3400+ technologies aimed at improving security, for example, by protecting against hacks.

TXT-no data
EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Atom N550 and Sempron 3400+ are enumerated here.

VT-d-no data
VT-x-no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom N550 and Sempron 3400+. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR1
Maximum memory size2 GBno data
Max memory channels1no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel GMA 3150On certain motherboards (Chipset feature)

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.

Atom N550 0.17
Sempron 3400+ 0.17

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. Other than that, Passmark measures multi-core performance.

Atom N550 304
+4.1%
Sempron 3400+ 292

Gaming performance

Pros & cons summary


Recency 23 August 2010 1 October 2005
Physical cores 2 1
Threads 4 1
Chip lithography 45 nm 90 nm
Power consumption (TDP) 8 Watt 62 Watt

Atom N550 has an age advantage of 4 years, 100% more physical cores and 300% more threads, a 100% more advanced lithography process, and 675% lower power consumption.

Given the minimal performance differences, no clear winner can be declared between Intel Atom N550 and AMD Sempron 3400+.

Be aware that Atom N550 is a notebook processor while Sempron 3400+ is a desktop one.

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Intel Atom N550
Atom N550
AMD Sempron 3400+
Sempron 3400+

Other comparisons

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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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2.9 16 votes

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