i5-1235U (IPU) vs Atom Z540

Primary details

Comparing Atom Z540 and Core i5-1235U (IPU) processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Atom	no data
Architecture codename	Silverthorne (2008−2010)	Alder Lake-U (2022)
Release date	2 April 2008 (16 years ago)	23 February 2022 (2 years ago)
Launch price (MSRP)	$160	no data

Detailed specifications

Atom Z540 and Core i5-1235U (IPU) 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	1 (Single-Core)	10 (Deca-Core)
Threads	2	12
Base clock speed	1.86 GHz	1.3 GHz
Boost clock speed	0.07 GHz	4.4 GHz
Bus type	FSB	no data
Bus rate	533.33 MT/s	no data
Multiplier	14	no data
L1 cache	56 KB	80K (per core)
L2 cache	512 KB	1.25 MB (per core)
L3 cache	0 KB	12 MB (shared)
Chip lithography	45 nm	10 nm
Die size	24.18 mm2	no data
Maximum core temperature	90 °C	no data
Number of transistors	47 Million	no data
64 bit support	-	+
Windows 11 compatibility	-	no data
VID voltage range	0.75 -1.1V	no data

Compatibility

Information on Atom Z540 and Core i5-1235U (IPU) 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 (Uniprocessor)	1
Socket	PBGA441	Intel BGA 1744
Power consumption (TDP)	2.4 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Atom Z540 and Core i5-1235U (IPU). You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE2, Intel® SSE3, Intel® SSSE3	no data
AES-NI	-	+
AVX	-	+
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	-	no data
Hyper-Threading Technology	+	no data
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Demand Based Switching	+	no data
FSB parity	-	no data

Security technologies

Atom Z540 and Core i5-1235U (IPU) technologies aimed at improving security, for example, by protecting against hacks.

TXT	-	+
EDB	+	no data

Virtualization technologies

Virtual machine speed-up technologies supported by Atom Z540 and Core i5-1235U (IPU) are enumerated here.

VT-d	-	+
VT-x	+	+

Memory specs

Types, maximum amount and channel quantity of RAM supported by Atom Z540 and Core i5-1235U (IPU). Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types

no data

DDR4, DDR5 Dual-channel

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card

-

Iris Xe 80EU

Peripherals

Specifications and connection of peripherals supported by Atom Z540 and Core i5-1235U (IPU).

PCIe version	no data	4.0
PCI Express lanes	no data	20

Pros & cons summary

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Recency	2 April 2008	23 February 2022
Physical cores	1	10
Threads	2	12
Chip lithography	45 nm	10 nm
Power consumption (TDP)	2 Watt	15 Watt

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Should you still have questions on choice between Atom Z540 and Core i5-1235U (IPU), ask them in Comments section, and we shall answer.

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