Atom x7835FE vs i5-8257U

Primary details

Comparing processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	1519	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i5	no data
Designer	Intel	Intel
Manufacturer	no data	Intel
Architecture codename	Coffee Lake-U (2018−2019)	Amston Lake (2024−2025)
Release date	10 July 2019 (6 years ago)	1 October 2025 (less than a year ago)
Launch price (MSRP)	no data	$150

Detailed specifications

Core i5-8257U and Atom x7835FE 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 cores	4 (Quad-Core)	8 (Octa-Core)
Threads	8	8
Base clock speed	1.4 GHz	1.3 GHz
Boost clock speed	3.9 GHz	3.6 GHz
Bus rate	4 GT/s	no data
L1 cache	256 KB	96 KB (per core)
L2 cache	1 MB	2 MB (per module)
L3 cache	6 MB	6 MB (shared)
Chip lithography	14 nm	10 nm
Maximum core temperature	100 °C	no data
64 bit support	+	+
Windows 11 compatibility	+	no data

Compatibility

Information on Core i5-8257U and Atom x7835FE 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 configuration	1	1
Socket	FCBGA1528	Intel BGA 1264
Power consumption (TDP)	15 Watt	12 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-8257U and Atom x7835FE. You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2	no data
AES-NI	+	+
AVX	+	+
Enhanced SpeedStep (EIST)	+	+
eDRAM	128 MB	no data
Speed Shift	+	no data
My WiFi	+	no data
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data

Security technologies

Core i5-8257U and Atom x7835FE technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	no data
EDB	+	no data
MPX	+	-
Identity Protection	+	-
SGX	Yes with Intel® ME	no data
OS Guard	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-8257U and Atom x7835FE are enumerated here.

AMD-V	+	-
VT-d	+	+
VT-x	+	+
EPT	+	no data

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-8257U and Atom x7835FE. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR4	DDR4, DDR5, LPDDR5
Maximum memory size	32 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	37.5 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare Iris Plus Graphics 645 and UHD Graphics 32EU	Intel Iris Plus Graphics 645	Intel UHD Graphics 32EU
Max video memory	32 GB	no data
Quick Sync Video	+	-
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	1.05 GHz	no data
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-8257U and Atom x7835FE integrated GPUs.

Number of displays supported	3	no data
eDP	+	no data
DisplayPort	+	-
HDMI	+	-
DVI	+	no data

Graphics image quality

Maximum display resolutions supported by Core i5-8257U and Atom x7835FE integrated GPUs, including resolutions over different interfaces.

4K resolution support	+	no data
Max resolution over HDMI 1.4	4096x2304@30Hz	no data
Max resolution over eDP	4096x2304@60Hz	no data
Max resolution over DisplayPort	4096x2304@60Hz	no data

Graphics API support

APIs supported by Core i5-8257U and Atom x7835FE integrated GPUs, sometimes API versions are included.

DirectX	12	no data
OpenGL	4.5	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-8257U and Atom x7835FE.

PCIe version	3.0	3.0
PCI Express lanes	16	9

Pros & cons summary

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Recency	10 July 2019	1 October 2025
Physical cores	4	8
Chip lithography	14 nm	10 nm
Power consumption (TDP)	15 Watt	12 Watt

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