Atom E3825 vs i9-7940X

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Primary details

Comparing Core i9-7940X and Atom E3825 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking402not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation3.19no data
Market segmentDesktop processorLaptop
SeriesIntel Core i9Atom
Power efficiency9.37no data
Architecture codenameSkylake (server) (2017−2018)Bay Trail-I (2013)
Release date1 September 2017 (7 years ago)8 October 2013 (11 years ago)
Launch price (MSRP)$1,399$73

Cost-effectiveness evaluation

Performance per price, higher is better.

no data

Detailed specifications

Core i9-7940X and Atom E3825 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 cores14 (Tetradeca-Core)2 (Dual-core)
Threads282
Base clock speed3.1 GHzno data
Boost clock speed4.4 GHz1.33 GHz
Bus typeDMI 3.0no data
Bus rate4 × 8 GT/sno data
L1 cache64 KB (per core)64 KB (per core)
L2 cache1 MB (per core)512 KB (per core)
L3 cache19.25 MB (shared)0 KB
Chip lithography14 nm22 nm
Die size484 mm2no data
Maximum core temperature102 °Cno data
64 bit support++
Windows 11 compatibility+-
Unlocked multiplier+-

Compatibility

Information on Core i9-7940X and Atom E3825 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 configuration1 (Uniprocessor)1
SocketFCLGA2066Intel BGA1170
Power consumption (TDP)165 Watt6 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i9-7940X and Atom E3825. You'll probably need this information if you require some particular technology.

Instruction set extensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512no data
AES-NI+-
AVX+-
Enhanced SpeedStep (EIST)++
Turbo Boost Technology2.0no data
Hyper-Threading Technology+no data
TSX+-
Turbo Boost Max 3.0+no data

Security technologies

Core i9-7940X and Atom E3825 technologies aimed at improving security, for example, by protecting against hacks.

EDB+no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i9-7940X and Atom E3825 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i9-7940X and Atom E3825. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR4-2666DDR3
Maximum memory size128 GBno data
Max memory channels4no data
Maximum memory bandwidth85.33 GB/sno data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardN/AIntel HD Graphics

Peripherals

Specifications and connection of peripherals supported by Core i9-7940X and Atom E3825.

PCIe version3.0no data
PCI Express lanes44no 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.

i9-7940X 25954
+6766%
Atom E3825 378

Pros & cons summary


Recency 1 September 2017 8 October 2013
Physical cores 14 2
Threads 28 2
Chip lithography 14 nm 22 nm
Power consumption (TDP) 165 Watt 6 Watt

i9-7940X has an age advantage of 3 years, 600% more physical cores and 1300% more threads, and a 57.1% more advanced lithography process.

Atom E3825, on the other hand, has 2650% lower power consumption.

We couldn't decide between Core i9-7940X and Atom E3825. We've got no test results to judge.

Note that Core i9-7940X is a desktop processor while Atom E3825 is a notebook one.


Should you still have questions on choice between Core i9-7940X and Atom E3825, ask them in Comments section, and we shall answer.

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Intel Core i9-7940X
Core i9-7940X
Intel Atom E3825
Atom E3825

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Community ratings

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


4.4 42 votes

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4.3 3 votes

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Questions & comments

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