Atom x5-Z8350 vs i5-4350U

Primary details

Comparing Core i5-4350U and Atom x5-Z8350 processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2120	2815
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i5	5x Intel Atom
Power efficiency	9.60	no data
Architecture codename	Haswell (2013−2015)	Cherry Trail (2015−2016)
Release date	4 June 2013 (11 years ago)	8 February 2016 (8 years ago)
Launch price (MSRP)	$342	no data

Detailed specifications

Core i5-4350U and Atom x5-Z8350 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	2 (Dual-core)	4 (Quad-Core)
Threads	4	4
Base clock speed	1.4 GHz	1.44 GHz
Boost clock speed	2.9 GHz	1.92 GHz
Bus rate	5 GT/s	no data
L1 cache	64K (per core)	no data
L2 cache	256K (per core)	2 MB
L3 cache	3 MB (shared)	0 KB
Chip lithography	22 nm	14 nm
Die size	118 mm2	no data
Maximum core temperature	100 °C	90 °C
Number of transistors	1,400 million	no data
64 bit support	+	+
Windows 11 compatibility	-	-

Compatibility

Information on Core i5-4350U and Atom x5-Z8350 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 (Uniprocessor)
Socket	FCBGA1168	UTFCBGA592
Power consumption (TDP)	15 Watt	no data

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-4350U and Atom x5-Z8350. 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	+	-
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	2.0	no data
Hyper-Threading Technology	+	no data
Idle States	+	no data
Thermal Monitoring	+	-
GPIO	+	no data
Smart Connect	+	no data
Turbo Boost Max 3.0	no data	-
FDI	-	no data
AMT	9.5	no data
Matrix Storage	-	no data
HD Audio	+	no data
RST	+	no data

Security technologies

Core i5-4350U and Atom x5-Z8350 technologies aimed at improving security, for example, by protecting against hacks.

TXT	+	no data
EDB	+	no data
Secure Boot	no data	+
Secure Key	+	no data
Identity Protection	+	+
Anti-Theft	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Core i5-4350U and Atom x5-Z8350 are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-4350U and Atom x5-Z8350. Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	4 GB
Maximum memory size	16 GB	2 GB
Max memory channels	2	1
Maximum memory bandwidth	25.6 GB/s	12.8 GB/s

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card Compare	Intel HD Graphics 5000	Intel HD Graphics
Max video memory	2 GB	2 GB
Quick Sync Video	+	-
Clear Video HD	+	no data
Graphics max frequency	1.1 GHz	500 MHz
Execution Units	no data	12
InTru 3D	+	no data

Graphics interfaces

Available interfaces and connections of Core i5-4350U and Atom x5-Z8350 integrated GPUs.

Number of displays supported	3	2
eDP	+	no data
DisplayPort	+	-
HDMI	+	-

Graphics image quality

Maximum display resolutions supported by Core i5-4350U and Atom x5-Z8350 integrated GPUs, including resolutions over different interfaces.

Max resolution over HDMI 1.4	3280x2000@60Hz	1920x1080
Max resolution over DisplayPort	3200x2000@60Hz	no data

Graphics API support

APIs supported by Core i5-4350U and Atom x5-Z8350 integrated GPUs, sometimes API versions are included.

DirectX	11.2/12	no data
OpenGL	4.3	no data

Peripherals

Specifications and connection of peripherals supported by Core i5-4350U and Atom x5-Z8350.

PCIe version	2.0	2.0
PCI Express lanes	12	1
PCI support	-	no data
USB revision	3.0	3.0
Total number of SATA ports	4	no data
Max number of SATA 6 Gb/s Ports	4	no data
Integrated IDE	-	no data
Number of USB ports	4	no data
Integrated LAN	-	no data
UART	+	no 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.

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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.

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Pros & cons summary

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Performance score	1.58	0.58
Integrated graphics card	1.52	0.77
Recency	4 June 2013	8 February 2016
Physical cores	2	4
Chip lithography	22 nm	14 nm

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Should you still have questions on choice between Core i5-4350U and Atom x5-Z8350, ask them in Comments section, and we shall answer.

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