Intel Core i5-1235U vs Intel Core i3-540

Comparative analysis of Intel Core i5-1235U and Intel Core i3-540 processors for all known characteristics in the following categories: Essentials, Performance, Memory, Graphics, Graphics interfaces, Graphics image quality, Graphics API support, Compatibility, Peripherals, Security & Reliability, Advanced Technologies, Virtualization. Benchmark processor performance analysis: PassMark - Single thread mark, PassMark - CPU mark, Geekbench 4 - Single Core, Geekbench 4 - Multi-Core, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s).

Intel Core i5-1235U

Intel Core i3-540

Differences

Reasons to consider the Intel Core i5-1235U

CPU is newer: launch date 12 year(s) 1 month(s) later
8 more cores, run more applications at once: 10 vs 2
8 more threads: 12 vs 4
Around 44% higher clock speed: 4.40 GHz vs 3.06 GHz
Around 38% higher maximum core temperature: 100°C vs 72.6°C
A newer manufacturing process allows for a more powerful, yet cooler running processor: 7 nm vs 32 nm
6.3x more L1 cache, more data can be stored in the L1 cache for quick access later
25x more L2 cache, more data can be stored in the L2 cache for quick access later
3x more L3 cache, more data can be stored in the L3 cache for quick access later
3.9x more maximum memory size: 64 GB vs 16.38 GB
4.9x lower typical power consumption: 15 Watt vs 73 Watt
2.5x better performance in PassMark - Single thread mark: 3171 vs 1265
8.5x better performance in PassMark - CPU mark: 13060 vs 1541

Specifications (specs)
Launch date	23 Feb 2022 vs January 2010
Number of cores	10 vs 2
Number of threads	12 vs 4
Maximum frequency	4.40 GHz vs 3.06 GHz
Maximum core temperature	100°C vs 72.6°C
Manufacturing process technology	7 nm vs 32 nm
L1 cache	800 KB vs 64 KB (per core)
L2 cache	12.5 MB vs 256 KB (per core)
L3 cache	12 MB vs 4096 KB (shared)
Maximum memory size	64 GB vs 16.38 GB
Thermal Design Power (TDP)	15 Watt vs 73 Watt
Benchmarks
PassMark - Single thread mark	3171 vs 1265
PassMark - CPU mark	13060 vs 1541

Compare benchmarks

CPU 1: Intel Core i5-1235U
CPU 2: Intel Core i3-540

PassMark - Single thread mark

CPU 1

CPU 2

3171

1265

PassMark - CPU mark

CPU 1

CPU 2

13060

1541

Name	Intel Core i5-1235U	Intel Core i3-540
PassMark - Single thread mark	3171	1265
PassMark - CPU mark	13060	1541
Geekbench 4 - Single Core		459
Geekbench 4 - Multi-Core		1015
CompuBench 1.5 Desktop - Face Detection (mPixels/s)		0.508
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s)		29.815
CompuBench 1.5 Desktop - T-Rex (Frames/s)		0.151
CompuBench 1.5 Desktop - Video Composition (Frames/s)		0.816
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)		2.263

Compare specifications (specs)

	Intel Core i5-1235U	Intel Core i3-540
Essentials
Architecture codename	Alder Lake	Clarkdale
Launch date	23 Feb 2022	January 2010
Launch price (MSRP)	$340	$45
Place in performance rating	589	2973
Processor Number	i5-1235U	i3-540
Series	12th Generation Intel Core i5 Processors	Legacy Intel® Core™ Processors
Vertical segment	Mobile	Desktop
Price now		$21
Status		Discontinued
Value for money (0-100)		37.72
Performance
64 bit support
L1 cache	800 KB	64 KB (per core)
L2 cache	12.5 MB	256 KB (per core)
L3 cache	12 MB	4096 KB (shared)
Manufacturing process technology	7 nm	32 nm
Maximum core temperature	100°C	72.6°C
Maximum frequency	4.40 GHz	3.06 GHz
Number of cores	10	2
Number of threads	12	4
Base frequency		3.06 GHz
Bus Speed		2.5 GT/s DMI
Die size		81 mm2
Transistor count		382 million
VID voltage range		0.6500V-1.4000V
Memory
Max memory channels	2	2
Maximum memory size	64 GB	16.38 GB
Supported memory types	Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s Up to LPDDR5 5200 MT/s Up to LPDDR4x 4267 MT/s	DDR3 1066/1333
Maximum memory bandwidth		21 GB/s
Graphics
Device ID	0x46A8
Execution Units	80
Graphics max dynamic frequency	1.20 GHz
Intel® Quick Sync Video
Processor graphics	Intel Iris Xe Graphics eligible	Intel HD Graphics
Graphics base frequency		733 MHz
Intel® Clear Video HD technology
Intel® Flexible Display Interface (Intel® FDI)
Graphics interfaces
Number of displays supported	4	2
Graphics image quality
Max resolution over DisplayPort	7680 x 4320 @ 60Hz
Max resolution over eDP	4096 x 2304 @ 120Hz
Graphics API support
DirectX	12.1
OpenGL	4.6
Compatibility
Max number of CPUs in a configuration	1	1
Package Size	50 x 25	37.5mm x 37.5mm
Sockets supported	FCBGA1744	FCLGA1156
Thermal Design Power (TDP)	15 Watt	73 Watt
Low Halogen Options Available
Peripherals
Max number of PCIe lanes	20	16
PCI Express revision		2.0
PCIe configurations		1x16, 2x8
Security & Reliability
Execute Disable Bit (EDB)
Intel® OS Guard
Intel® Secure Key technology
Intel® Trusted Execution technology (TXT)
Secure Boot
Advanced Technologies
Instruction set extensions	Intel SSE4.1, Intel SSE4.2, Intel AVX2	Intel® SSE4.2
Intel® AES New Instructions
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Volume Management Device (VMD)
Speed Shift technology
Thermal Monitoring
Enhanced Intel SpeedStep® technology
Flexible Display interface (FDI)
Idle States
Intel 64
Intel® Demand Based Switching
Intel® Turbo Boost technology
Intel® vPro™ Platform Eligibility
Physical Address Extensions (PAE)		36-bit
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)