Main Page / Processors / Comparision Intel Atom C3858 vs Intel Core i5-2540M
Intel Atom C3858 Intel Atom C3858
Intel Core i5-2540M Intel Core i5-2540M
VS

Comparision Intel Atom C3858 vs Intel Core i5-2540M

Intel Atom C3858

WINNER
Intel Atom C3858

Rating: 3 points
Intel Core i5-2540M

Intel Core i5-2540M

Rating: 3 points
Grade
Intel Atom C3858
Intel Core i5-2540M
Test results
0
0
Technology
4
8
Performance
3
4
Memory specification
3
2
Interfaces and communications
2
6
Main characteristics
5
5

Top specs and features

Passmark test

Intel Atom C3858: 3020 Intel Core i5-2540M: 2418

Power Consumption (TDP)

Intel Atom C3858: 25 W Intel Core i5-2540M: 35 W

Technological process

Intel Atom C3858: 14 nm Intel Core i5-2540M: 32 nm

L1 cache size

Intel Atom C3858: 672 KB Intel Core i5-2540M: 128 KB

L2 cache size

Intel Atom C3858: 12 MB Intel Core i5-2540M: 0.5 MB

Description

The Intel Atom C3858 processor runs at 2 Hz, the other Intel Core i5-2540M runs at 2.6 Hz. Intel Atom C3858 is able to accelerate to 2 Hz , and the second to 3.3 Hz. The maximum power consumption for the first processor is 25 W, and for Intel Core i5-2540M 35 W.

In terms of architecture, Intel Atom C3858 is built using 14 nm technology. Intel Core i5-2540M on the 32 nm architecture.

Relative to processor memory. Intel Atom C3858 can support DDR4. The maximum supported size is 256 MB. It should be noted that the maximum memory bandwidth is There is no data. The second processor Intel Core i5-2540M is capable of supporting DDR3. The throughput is 21.3. And the maximum amount of supported RAM is 16 MB.

Graphics. Intel Atom C3858 has a graphics engine There is no data. The frequency of which is - There is no data MHz. Intel Core i5-2540M received video core Intel HD Graphics 3000. Here the frequency is 650 MHz.

How processors perform in benchmarks. In the PassMark benchmark, Intel Atom C3858 scored 3020. And Intel Core i5-2540M scored 2418 points.

Why Intel Atom C3858 is better than Intel Core i5-2540M

  • Passmark test 3020 против 2418 , more on 25%
  • Power Consumption (TDP) 25 W против 35 W, less by -29%
  • Technological process 14 nm против 32 nm, less by -56%
  • L1 cache size 672 KB против 128 KB, more on 425%
  • L2 cache size 12 MB против 0.5 MB, more on 2300%
  • Number of threads 12 против 4 , more on 200%
  • L3 cache size 12 MB против 3 MB, more on 300%

Intel Atom C3858 vs Intel Core i5-2540M: highlights

Intel Atom C3858
Intel Atom C3858
Intel Core i5-2540M
Intel Core i5-2540M
Test results
Passmark test
The PassMark test considers read speed, write speed, and seek time when testing SSD performance.
3020
max 104648
Average: 6033.5
2418
max 104648
Average: 6033.5
Technology
AES
Commands designed to speed up encryption and decryption operations using the AES algorithm. They allow processors to process data faster and more efficiently, improving the performance of cryptographic operations. This is especially useful in security systems, network communications and data storage. Show more
Available
Available
Intel Boot Guard
A security technology in Intel processors that prevents unauthorized changes to the boot process and improves system security.
Not available
There is no data
Supports hardware virtualization technology
Hardware virtualization makes it much easier to get high quality images.
Available
Available
Performance
Number of threads
The more threads, the higher the performance of the processor will be, and it will be able to perform several tasks at the same time.
12
max 256
Average: 10.7
4
max 256
Average: 10.7
L1 cache size
large amount of L1 memory accelerates results in the CPU and system performance settings
672 KB
max 6144
Average: 299.3 KB
128 KB
max 6144
Average: 299.3 KB
L2 cache size
An L2 cache with a large amount of scratchpad memory allows you to increase the speed of the processor and the overall performance of the system.
12 MB
max 512
Average: 4.5 MB
0.5 MB
max 512
Average: 4.5 MB
L3 cache size
A large amount of L3 memory accelerates results in the CPU and system performance settings
12 MB
max 768
Average: 16.3 MB
3 MB
max 768
Average: 16.3 MB
Maximum processor frequency
When the processor's speed drops below its limit, it can jump to a higher clock speed to improve performance.
2 GHz
max 5.7
Average: 3.2 GHz
3.3 GHz
max 5.7
Average: 3.2 GHz
Number of Cores
The number of cores in processors indicates the number of independent computing units that can execute tasks in parallel. More cores allow the processor to handle more tasks at once, which improves overall performance and the ability to handle multi-threaded applications. Show more
12
max 72
Average: 5.8
2
max 72
Average: 5.8
CPU base clock speed
2 GHz
max 4.7
Average: 2.5 GHz
2.6 GHz
max 4.7
Average: 2.5 GHz
Max. number of PCI Express lanes
The more channels, the greater the bandwidth and the possibility of data transfer between the components of the system. This affects the speed and performance of connected devices such as graphics cards or network adapters. Show more
16
max 64
Average: 22.7
16
max 64
Average: 22.7
Multiplier unlocked
Some processors have an unlocked multiplier, thanks to which they work faster and improve the quality in games and other applications.
Not available
Not available
Number of PCI-Express Lines
16
16
Max. the number of processors in the configuration
1
max 8
Average: 1.3
1
max 8
Average: 1.3
RAM types
Various versions of DDR, such as DDR2, DDR3, DDR4, and DDR5, offer improved features and performance over previous versions, allowing you to work more efficiently with data and improve overall system performance. Show more
4
max 5
Average: 3.5
3
max 5
Average: 3.5
Memory specification
Memory frequency
RAM may be faster to increase system performance.
2400 MHz
max 4800
Average: 2106.2 MHz
1333 MHz
max 4800
Average: 2106.2 MHz
Max. number of memory channels
The more their number, the higher the data transfer rate from memory to processor
2
max 16
Average: 2.9
2
max 16
Average: 2.9
Max. Memory
The largest amount of RAM memory.
256 GB
max 6000
Average: 404.4 GB
16 GB
max 6000
Average: 404.4 GB
ECC memory support
The memory debugging code is used when it is necessary to avoid data corruption during scientific computing or server startup. It finds possible errors and repairs data corruption. Show more
Available
Not available
Interfaces and communications
Number of USB ports
8
max 14
Average: 5.5
max 14
Average: 5.5
USB version
Different versions of USB such as USB 1.0, USB 2.0, USB 3.0 and USB 3.1 offer improved transfer speeds and device connectivity. Newer versions provide faster data transfer and support various types of devices such as flash drives, keyboards, mice, printers, and more. Show more
3
max 3.2
Average: 2.9
max 3.2
Average: 2.9
Total number of SATA ports
16
max 24
Average: 4.6
max 24
Average: 4.6
Intel® AES-NI Commands
AES is needed to speed up encryption and decryption.
Available
Available
Has mmx
MMX is needed to speed up tasks such as adjusting the volume and adjusting the contrast.
Available
Available
Socket
Connector on the motherboard for installing the processor.
FCBGA1310
PPGA988. FCBGA1023
EDB
technology used in processors to improve system security. It prevents malicious code from executing by blocking its execution in memory and protecting the computer from attacks such as buffer overflow attacks. EDB helps prevent the introduction and spread of malicious software, providing better data and system protection. Show more
Available
Available
Secure Key
technology that generates high-quality random numbers for encryption and other cryptographic operations. It enhances system security by providing strong data encryption and protection against hacking or unauthorized access. Show more
Available
There is no data
SGX
A technology for creating isolated areas to protect sensitive data and application code.
Not available
There is no data
EPT
Memory virtualization technology used in Intel processors. It provides the ability to efficiently manage and access virtual memory. EPT allows virtual machines to access physical memory directly, minimizing the latency and overhead of translating virtual addresses into physical ones. In this way, EPT improves the performance and efficiency of virtualization, simplifies memory management, and provides better isolation between virtual machines. Show more
Available
Available
uses multithreading
The ability to handle multiple tasks at the same time to improve productivity.
Not available
Available
Main characteristics
Technological process
The small size of semiconductors means that this is a new generation chip.
14 nm
Average: 36.8 nm
32 nm
Average: 36.8 nm
Power Consumption (TDP)
The heat dissipation requirement (TDP) is the maximum amount of energy that can be dissipated by the cooling system. The lower the TDP, the less power will be consumed. Show more
25 W
Average: 67.6 W
35 W
Average: 67.6 W
PCI Express Edition
High-speed bus for connecting peripherals to a computer. Different versions determine the data transfer rate, and the number (x1, x4, x8, x16) indicates the number of logical lines for data transfer and determines the throughput and capabilities of the devices. Show more
3
max 5
Average: 2.9
2
max 5
Average: 2.9
Embedded options available
Available
Not available
Maximum temperature for processors
If the maximum temperature at which the processor operates is exceeded, a reset may occur.
83 °C
max 110
Average: 96 °C
100 °C
max 110
Average: 96 °C
Architecture codename
Denverton
Sandy Bridge
Maximum Case Temperature (TCase)
Maximum allowable processor case temperature
83 °C
max 105
Average: 75.1 °C
°C
max 105
Average: 75.1 °C
Appointment
Server
Mobile
Series
Intel Atom
Intel Core i5

FAQ

Can Intel Atom C3858 and Intel Core i5-2540M work in 4K mode?

Intel Atom C3858 - There is no data. Intel Core i5-2540M - There is no data.

How many PCIe lanes

Intel Atom C3858 - 16. Intel Core i5-2540M - 16.

How much RAM does it support?

Intel Atom C3858 supports 256 GB. Intel Core i5-2540M supports 16GB.

How fast are the processors?

Intel Atom C3858 operates on 2 GHz.6 GHz.

How many cores does the processor have?

Intel Atom C3858 has 12 cores. Intel Core i5-2540M has 2 cores.

Do processors support ECC memory?

Intel Atom C3858 - has. Intel Core i5-2540M - doesn't have.

Does Intel Atom C3858 have embedded graphics?

Intel Atom C3858 - There is no data. Intel Core i5-2540M - Intel HD Graphics 3000

What kind of RAM is supported

Intel Atom C3858 supports DDR4. Intel Core i5-2540M supports DDR3.

What is the socket of the processors?

Using FCBGA1310 to set Intel Atom C3858. PPGA988. FCBGA1023 is used to set Intel Core i5-2540M.

What architecture do they use?

Intel Atom C3858 is built on the Denverton architecture. Intel Core i5-2540M is built on the Sandy Bridge architecture.

Is the Intel Atom C3858 CPU multiplier unlocked?

Intel Atom C3858 - doesn't have. Intel Core i5-2540M - doesn't have.

How do processors perform in benchmarks?

According to PassMark, Intel Atom C3858 scored 3020 points. Intel Core i5-2540M scored 2418 points.

What is the maximum frequency of processors?

Intel Atom C3858 has a maximum frequency of 2 Hz. The maximum frequency of Intel Core i5-2540M reaches 3.3 Hz.

How much energy do they consume?

The power consumption of Intel Atom C3858 can be up to 25 Watts. Intel Core i5-2540M has up to 25 Watts.

Processors