Atom E660 vs A9-9420

VS

Aggregate performance score

A9-9420
2016
2 cores / 2 threads, 15 Watt
0.94
+453%
Atom E660
2010
1 core / 2 threads, 3 Watt
0.17

A9-9420 outperforms Atom E660 by a whopping 453% based on our aggregate benchmark results.

Primary details

Comparing A9-9420 and Atom E660 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking25233278
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesAMD Bristol Ridgeno data
Power efficiency5.935.36
Architecture codenameStoney Ridge (2016−2019)Tunnel Creek (2010)
Release date31 May 2016 (8 years ago)14 September 2010 (14 years ago)
Launch price (MSRP)no data$54

Detailed specifications

A9-9420 and Atom E660 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)
Threads22
Base clock speed3 GHzno data
Boost clock speed3.6 GHz1.3 GHz
L1 cache160 KB64 KB (per core)
L2 cache1 MB (shared)512 KB (per core)
L3 cache0 KB0 KB
Chip lithography28 nm45 nm
Die size125 mm226 mm2
Maximum core temperature90 °Cno data
Maximum case temperature (TCase)74 °Cno data
Number of transistors1,200 million47 million
64 bit support+-
Windows 11 compatibility--

Compatibility

Information on A9-9420 and Atom E660 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
SocketFT4Intel BGA 676
Power consumption (TDP)15 Watt3 Watt

Technologies and extensions

Technological solutions and additional instructions supported by A9-9420 and Atom E660. You'll probably need this information if you require some particular technology.

Instruction set extensionsVirtualization,no data
AES-NI+-
FMA+-
AVX+-
Enhanced SpeedStep (EIST)no data+
Hyper-Threading Technologyno data+

Virtualization technologies

Virtual machine speed-up technologies supported by A9-9420 and Atom E660 are enumerated here.

AMD-V+-

Memory specs

Types, maximum amount and channel quantity of RAM supported by A9-9420 and Atom E660. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4DDR2

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardRadeon R5Intel GMA 600

Peripherals

Specifications and connection of peripherals supported by A9-9420 and Atom E660.

PCIe version3.0no data
PCI Express lanes8no 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.

A9-9420 0.94
+453%
Atom E660 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.

A9-9420 1500
+454%
Atom E660 271

Gaming performance

Pros & cons summary


Performance score 0.94 0.17
Recency 31 May 2016 14 September 2010
Physical cores 2 1
Chip lithography 28 nm 45 nm
Power consumption (TDP) 15 Watt 3 Watt

A9-9420 has a 452.9% higher aggregate performance score, an age advantage of 5 years, 100% more physical cores, and a 60.7% more advanced lithography process.

Atom E660, on the other hand, has 400% lower power consumption.

The A9-9420 is our recommended choice as it beats the Atom E660 in performance tests.


Should you still have questions on choice between A9-9420 and Atom E660, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite CPU.


AMD A9-9420
A9-9420
Intel Atom E660
Atom E660

Similar processor comparisons

We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.

Community ratings

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


2.8 513 votes

Rate A9-9420 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

No user ratings yet.

Rate Atom E660 on a scale of 1 to 5:

  • 1
  • 2
  • 3
  • 4
  • 5

Questions & comments

Here you can ask a question about A9-9420 or Atom E660, agree or disagree with our judgements, or report an error or mismatch.