Ultra 7 256V vs Atom E3845

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Aggregate performance score

Atom E3845
2013
4 cores / 4 threads, 10 Watt
0.66
Core Ultra 7 256V
2024
8 cores / 8 threads, 17 Watt
12.16
+1742%

Core Ultra 7 256V outperforms Atom E3845 by a whopping 1742% based on our aggregate benchmark results.

Primary details

Comparing Atom E3845 and Core Ultra 7 256V processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking2739631
Place by popularitynot in top-100not in top-100
Market segmentLaptopLaptop
SeriesAtomno data
Power efficiency6.2567.69
Architecture codenameBay Trail-I (2013)Lunar Lake (2024)
Release date8 October 2013 (11 years ago)24 September 2024 (less than a year ago)

Detailed specifications

Atom E3845 and Core Ultra 7 256V 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)8 (Octa-Core)
Threads48
Base clock speedno data2.2 GHz
Boost clock speed1.91 GHz4.8 GHz
Bus rateno data37 MHz
L1 cache64 KB (per core)192 KB (per core)
L2 cache512 KB (per core)2.5 MB (per core)
L3 cache0 KB12 MB (shared)
Chip lithography22 nm3 nm
Maximum core temperatureno data100 °C
64 bit support++
Windows 11 compatibility-no data

Compatibility

Information on Atom E3845 and Core Ultra 7 256V 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
SocketIntel BGA1170Intel BGA 2833
Power consumption (TDP)10 Watt17 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom E3845 and Core Ultra 7 256V. You'll probably need this information if you require some particular technology.

AES-NI-+
AVX-+
Enhanced SpeedStep (EIST)++
TSX-+

Security technologies

Atom E3845 and Core Ultra 7 256V technologies aimed at improving security, for example, by protecting against hacks.

TXTno data+

Virtualization technologies

Virtual machine speed-up technologies supported by Atom E3845 and Core Ultra 7 256V are enumerated here.

VT-dno data+
VT-xno data+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom E3845 and Core Ultra 7 256V. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory typesDDR3DDR5

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics cardIntel HD GraphicsArc 140V

Peripherals

Specifications and connection of peripherals supported by Atom E3845 and Core Ultra 7 256V.

PCIe versionno data5.0
PCI Express lanesno data4

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.

Atom E3845 0.66
Ultra 7 256V 12.16
+1742%

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.

Atom E3845 1052
Ultra 7 256V 19320
+1737%

Gaming performance

Pros & cons summary


Performance score 0.66 12.16
Recency 8 October 2013 24 September 2024
Physical cores 4 8
Threads 4 8
Chip lithography 22 nm 3 nm
Power consumption (TDP) 10 Watt 17 Watt

Atom E3845 has 70% lower power consumption.

Ultra 7 256V, on the other hand, has a 1742.4% higher aggregate performance score, an age advantage of 10 years, 100% more physical cores and 100% more threads, and a 633.3% more advanced lithography process.

The Core Ultra 7 256V is our recommended choice as it beats the Atom E3845 in performance tests.


Should you still have questions on choice between Atom E3845 and Core Ultra 7 256V, 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.


Intel Atom E3845
Atom E3845
Intel Core Ultra 7 256V
Core Ultra 7 256V

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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.


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Questions & comments

Here you can ask a question about Atom E3845 or Core Ultra 7 256V, agree or disagree with our judgements, or report an error or mismatch.