Intel Core i5-1155G7 vs Intel Core i3-1215U

Last updated:

CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i5-1155G7 or Intel Core i5-1155G7 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core i5-1155G7 features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2021 and belongs to the 11 generation of the Intel Core i5 series.
To use the Intel Core i5-1155G7, you'll need a motherboard with a BGA 1526 socket.
The Intel Core i3-1215U features 6 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q1/2022 and belongs to the 12 generation of the Intel Core i3 series.
To use the Intel Core i3-1215U, you'll need a motherboard with a BGA 1744 socket.
Intel Core i5-1155G7 Name Intel Core i3-1215U
Intel Core i5 Family Intel Core i3
11 Generation 12
Mobile Segment Mobile
Intel Core i 1100G/11000U Group Intel Core i 1200P/1200U
 
 

CPU Cores and Base Frequency

The Intel Core i5-1155G7 has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i5-1155G7 is 2.5 GHz
and turbo frequency for one core is 4.4 GHz.
The Intel Core i3-1215U has 6 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the A-Core is 1.2 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
Processors with hybrid (big.LITTLE) architecture strike a balance between performance and power efficiency, making them ideal for mobile devices.
normal Core architecture hybrid (big.LITTLE)
None None 3.3 GHz
2.5 GHz Frequency None
None None 4x Gracemont
None None 1.2 GHz
None None 2x Golden Cove
8 Threads 8
No Overclocking No
None None 0.9 GHz
4x Cores None
None None 4.4 GHz
3.8 GHz Turbo Frequency (all cores) None
4.4 GHz Turbo Frequency (1 core) None
Yes Hyperthreading Yes
4 CPU Cores 6
 
 

Internal Graphics

The Intel Core i5-1155G7 has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-1155G7 uses the Intel Iris Xe Graphics 80 (Tiger Lake G7), which has 640 texture shaders
and 80 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i3-1215U has integrated graphics, called iGPU for short.
Specifically, the Intel Core i3-1215U uses the Intel Iris Xe Graphics 64 (Alder Lake), which has 512 texture shaders
and 64 execution units.
1.35 GHz GPU (Turbo) 1.1 GHz
Q3/2020 Release date Q1/2022
0.4 GHz GPU frequency 0.3 GHz
80 Execution units 64
32.0 GB Max. GPU Memory 32.0 GB
640 Shaders 512
Intel Iris Xe Graphics 80 (Tiger Lake G7) GPU name Intel Iris Xe Graphics 64 (Alder Lake)
10 nm Technology 10 nm
12 Generation 13
12 Direct X 12.1
-- Max. displays --
 
 

Artificial Intelligence and Machine Learning

-- AI hardware --
-- AI specifications --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
Decode / Encode h265 / HEVC (8 bit) Decode / Encode
Decode VP8 Decode
Decode / Encode h265 / HEVC (10 bit) Decode / Encode
Decode VC-1 Decode
Decode AV1 Decode
Decode / Encode AVC Decode / Encode
Decode / Encode VP9 Decode / Encode
Decode / Encode h264 Decode / Encode
Decode / Encode JPEG Decode / Encode
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 51.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 76.8 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
DDR4-3200, LPDDR4X-4266 Memory type DDR4-3200, LPDDR4X-4266, DDR5-4800, LPDDR5-5200
51.2 GB/s Bandwidth 76.8 GB/s
pci PCIe pci
No ECC No
2 Memory channels 2
64.0 GB Max. Memory 64.0 GB
Yes AES-NI Yes
 
 

Thermal Management

The processor has a thermal design power (TDP) of 15 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
15 W TDP (PL1 / PBP) 15 W
28 W TDP up None
12 W TDP down None
None TDP (PL2) 55 W
100 °C Tjunction max 100 °C
 
 

Technical details

The Intel Core i5-1155G7 is manufactured using a 10 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 8.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i3-1215U is manufactured using a 10 nm process.
In total, this processor boasts a generous 10.0 MB cache.
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Technical data sheet Documents Technical data sheet
Q2/2021 Release date Q1/2022
8.0 MB L3-Cache 10.0 MB
BGA 1526 Socket BGA 1744
Tiger Lake U Architecture Alder Lake U
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux, Windows 11
Monolithic Chip design Monolithic
309 $ Release price --
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4.1, SSE4.2, AVX2
10 nm Technology 10 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
0 bytes L2-Cache 4.5 MB