Intel Core i7-1255U vs Intel Core i3-1215UE

Comparative analysis of Intel Core i7-1255U and Intel Core i3-1215UE 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.

Intel Core i7-1255U

Intel Core i3-1215UE

Differences

Reasons to consider the Intel Core i7-1255U

4 more cores, run more applications at once: 10 vs 6
4 more threads: 12 vs 8
Around 67% more L1 cache; more data can be stored in the L1 cache for quick access later
Around 67% more L2 cache; more data can be stored in the L2 cache for quick access later
Around 20% more L3 cache; more data can be stored in the L3 cache for quick access later
Around 37% better performance in PassMark - CPU mark: 13586 vs 9886

Specifications (specs)
Number of cores	10 vs 6
Number of threads	12 vs 8
L1 cache	800 KB vs 480 KB
L2 cache	12.5 MB vs 7.5 MB
L3 cache	12 MB vs 10 MB
Benchmarks
PassMark - CPU mark	13586 vs 9886

Reasons to consider the Intel Core i3-1215UE

Around 3% better performance in PassMark - Single thread mark: 3356 vs 3262

Benchmarks
PassMark - Single thread mark	3356 vs 3262

Compare benchmarks

CPU 1: Intel Core i7-1255U
CPU 2: Intel Core i3-1215UE

PassMark - Single thread mark

CPU 1

CPU 2

3262

3356

PassMark - CPU mark

CPU 1

CPU 2

13586

9886

Name	Intel Core i7-1255U	Intel Core i3-1215UE
PassMark - Single thread mark	3262	3356
PassMark - CPU mark	13586	9886

Compare specifications (specs)

	Intel Core i7-1255U	Intel Core i3-1215UE
Essentials
Architecture codename	Alder Lake	Alder Lake
Launch date	23 Feb 2022	23 Feb 2022
Launch price (MSRP)	$469	$313
Place in performance rating	549	558
Processor Number	i7-1255U	i3-1215UE
Series	12th Generation Intel Core i7 Processors	12th Generation Intel Core i3 Processors
Vertical segment	Mobile	Embedded
Performance
64 bit support
L1 cache	800 KB	480 KB
L2 cache	12.5 MB	7.5 MB
L3 cache	12 MB	10 MB
Manufacturing process technology	7 nm	7 nm
Maximum core temperature	100°C	100°C
Maximum frequency	4.70 GHz
Number of cores	10	6
Number of threads	12	8
Memory
Max memory channels	2	2
Maximum memory size	64 GB	64 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	Up to DDR5 4800 MT/s Up to DDR4 3200 MT/s Up to LPDDR5 5200 MT/s Up to LPDDR4x 4267 MT/s
Graphics
Device ID	0x46A8	0x46B3
Execution Units	96	64
Graphics max dynamic frequency	1.25 GHz	1.10 GHz
Intel® Quick Sync Video
Processor graphics	Intel Iris Xe Graphics eligible	Intel UHD Graphics for 12th Gen Intel Processors
Graphics interfaces
Number of displays supported	4	4
Graphics image quality
Max resolution over DisplayPort	7680 x 4320 @ 60Hz	7680 x 4320 @ 60Hz
Max resolution over eDP	4096 x 2304 @ 120Hz	4096 x 2304 @ 120Hz
Graphics API support
DirectX	12.1	12.1
OpenGL	4.6	4.6
Compatibility
Max number of CPUs in a configuration	1	1
Package Size	50 x 25	50 x 25
Sockets supported	FCBGA1744	FCBGA1744
Thermal Design Power (TDP)	15 Watt	15 Watt
Peripherals
Max number of PCIe lanes	20	20
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 SSE4.1, Intel SSE4.2, Intel AVX2
Intel® AES New Instructions
Intel® Flex Memory Access
Intel® Hyper-Threading technology
Intel® Volume Management Device (VMD)
Speed Shift technology
Thermal Monitoring
Virtualization
Intel® Virtualization Technology (VT-x)
Intel® Virtualization Technology for Directed I/O (VT-d)
Intel® VT-x with Extended Page Tables (EPT)