Celeron 420 vs A4-3400

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Primary details

Comparing A4-3400 and Celeron 420 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2710not rated
Place by popularitynot in top-100not in top-100
Market segmentDesktop processorDesktop processor
Power efficiency1.00no data
Architecture codenameLlano (2011−2012)Conroe-L (2007−2008)
Release date7 September 2011 (13 years ago)June 2007 (17 years ago)
Launch price (MSRP)no data$23

Detailed specifications

A4-3400 and Celeron 420 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)
Threads21
Base clock speed2.7 GHz1.6 GHz
Boost clock speed2.7 GHz1.6 GHz
L1 cache128 KB (per core)64 KB
L2 cache512 KB (per core)512 KB
L3 cache0 KB0 KB
Chip lithography32 nm65 nm
Die size228 mm277 mm2
Maximum case temperature (TCase)no data60 °C
Number of transistors1,178 million105 million
64 bit support++
Windows 11 compatibility--
VID voltage rangeno data1V-1.3375V

Compatibility

Information on A4-3400 and Celeron 420 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)65 Watt35 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A4-3400 and Celeron 420. 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

A4-3400 and Celeron 420 technologies aimed at improving security, for example, by protecting against hacks.

TXTno data-
EDBno data+

Virtualization technologies

Virtual machine speed-up technologies supported by A4-3400 and Celeron 420 are enumerated here.

AMD-V+-
VT-dno data-
VT-xno data-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A4-3400 and Celeron 420. 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 cardRadeon HD 6410Dno 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.



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.

A4-3400 1086
+362%
Celeron 420 235

Pros & cons summary


Physical cores 2 1
Threads 2 1
Chip lithography 32 nm 65 nm
Power consumption (TDP) 65 Watt 35 Watt

A4-3400 has 100% more physical cores and 100% more threads, and a 103.1% more advanced lithography process.

Celeron 420, on the other hand, has 85.7% lower power consumption.

We couldn't decide between A4-3400 and Celeron 420. We've got no test results to judge.


Should you still have questions on choice between A4-3400 and Celeron 420, ask them in Comments section, and we shall answer.

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AMD A4-3400
A4-3400
Intel Celeron 420
Celeron 420

Similar processor comparisons

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Community ratings

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


2.9 83 votes

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Questions & comments

Here you can ask a question about A4-3400 or Celeron 420, agree or disagree with our judgements, or report an error or mismatch.