i5-1235U (IPU) vs i5-540M

Primary details

Comparing Core i5-540M and Core i5-1235U (IPU) processor market type (desktop or notebook), architecture, sales start time and price.

Place in the ranking	2369	not rated
Place by popularity	not in top-100	not in top-100
Market segment	Laptop	Laptop
Series	Intel Core i5	no data
Power efficiency	3.07	no data
Architecture codename	Arrandale (2010−2011)	Alder Lake-U (2022)
Release date	7 January 2010 (14 years ago)	23 February 2022 (2 years ago)
Launch price (MSRP)	$257	no data

Detailed specifications

Core i5-540M 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	2 (Dual-core)	10 (Deca-Core)
Threads	4	12
Base clock speed	2.53 GHz	1.3 GHz
Boost clock speed	3.07 GHz	4.4 GHz
Bus type	DMI 1.0	no data
Bus rate	1 × 2.5 GT/s	no data
Multiplier	19	no data
L1 cache	128 KB	80K (per core)
L2 cache	512 KB	1.25 MB (per core)
L3 cache	3 MB (shared)	12 MB (shared)
Chip lithography	32 nm	10 nm
Die size	81+114 mm2	no data
Maximum core temperature	105 °C	no data
Number of transistors	382+177 Million	no data
64 bit support	+	+
Windows 11 compatibility	-	no data

Compatibility

Information on Core i5-540M 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	BGA1288,PGA988	Intel BGA 1744
Power consumption (TDP)	35 Watt	15 Watt

Technologies and extensions

Technological solutions and additional instructions supported by Core i5-540M and Core i5-1235U (IPU). You'll probably need this information if you require some particular technology.

Instruction set extensions	Intel® SSE4.1, Intel® SSE4.2	no data
AES-NI	+	+
FMA	+	-
AVX	-	+
vPro	+	no data
Enhanced SpeedStep (EIST)	+	+
Turbo Boost Technology	+	no data
Hyper-Threading Technology	+	no data
TSX	-	+
Idle States	+	no data
Thermal Monitoring	+	-
Flex Memory Access	+	no data
PAE	36 Bit	no data
FDI	+	no data
Fast Memory Access	+	no data

Security technologies

Core i5-540M 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 Core i5-540M and Core i5-1235U (IPU) are enumerated here.

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

Memory specs

Types, maximum amount and channel quantity of RAM supported by Core i5-540M and Core i5-1235U (IPU). Depending on the motherboard, higher memory frequencies may be supported.

Supported memory types	DDR3	DDR4, DDR5 Dual-channel
Maximum memory size	8 GB	no data
Max memory channels	2	no data
Maximum memory bandwidth	17.051 GB/s	no data

Graphics specifications

General parameters of integrated GPUs, if any.

Integrated graphics card	Intel® HD Graphics for Previous Generation Intel® Processors	Iris Xe 80EU
Clear Video	+	no data
Clear Video HD	+	no data
Graphics max frequency	766 MHz	no data

Graphics interfaces

Available interfaces and connections of Core i5-540M and Core i5-1235U (IPU) integrated GPUs.

Number of displays supported

2

no data

Peripherals

Specifications and connection of peripherals supported by Core i5-540M and Core i5-1235U (IPU).

PCIe version	2.0	4.0
PCI Express lanes	16	20

Pros & cons summary

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Recency	7 January 2010	23 February 2022
Physical cores	2	10
Threads	4	12
Chip lithography	32 nm	10 nm
Power consumption (TDP)	35 Watt	15 Watt

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Should you still have questions on choice between Core i5-540M and Core i5-1235U (IPU), ask them in Comments section, and we shall answer.

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