Intel Core i7-1255U vs Intel Atom x7213E

Last updated:

CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-1255U or Intel Core i7-1255U – 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 i7-1255U features 10 processor cores and has the capability to manage 12 threads concurrently.
It was released in Q1/2022 and belongs to the 12 generation of the Intel Core i7 series.
To use the Intel Core i7-1255U, you'll need a motherboard with a BGA 1744 socket.
The Intel Atom x7213E features 2 processor cores and has the capability to manage 2 threads concurrently.
It was released in Q1/2023 and belongs to the 7 generation of the Intel Atom series.
To use the Intel Atom x7213E, you'll need a motherboard with a BGA 1264 socket.
12 Generation 7
Intel Core i7 Family Intel Atom
Intel Core i 1200P/1200U Group Intel Atom x7000
Intel Core i7-1255U Name Intel Atom x7213E
Mobile Segment Mobile
 
 

CPU Cores and Base Frequency

The Intel Core i7-1255U has 10 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the A-Core is 1.7 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.
The Intel Atom x7213E has 2 CPU cores and can calculate 2 threads in parallel.
The clock frequency of the Intel Atom x7213E is 1.0 GHz
and turbo frequency for one core is 3.2 GHz.
4.7 GHz A-Core Frequency Turbo None
10 CPU Cores 2
1.2 GHz B-Core Frequency None
12 Threads 2
None None 3.2 GHz
3.5 GHz B-Core Frequency Turbo None
None None 1.0 GHz
None None 2x
hybrid (big.LITTLE) Core architecture normal
No Overclocking No
1.7 GHz A-Core Frequency None
Yes Hyperthreading No
8x Gracemont Cores B None
2x Golden Cove Cores A None
 
 

Internal Graphics

The Intel Core i7-1255U has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-1255U uses the Intel Iris Xe Graphics 96 (Alder Lake), which has 768 texture shaders
and 96 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Atom x7213E has integrated graphics, called iGPU for short.
Specifically, the Intel Atom x7213E uses the Intel UHD Graphics 16 EUs (Alder Lake), which has 128 texture shaders
and 16 execution units.
13 Generation 12
Q1/2022 Release date Q1/2023
-- Max. displays --
96 Execution units 16
768 Shaders 128
1.25 GHz GPU (Turbo) --
0.35 GHz GPU frequency 1.0 GHz
10 nm Technology 10 nm
Intel Iris Xe Graphics 96 (Alder Lake) GPU name Intel UHD Graphics 16 EUs (Alder Lake)
32.0 GB Max. GPU Memory 8.0 GB
12.1 Direct X 12
 
 

Artificial Intelligence and Machine Learning

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

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 JPEG Decode / Encode
Decode / Encode h264 Decode / Encode
Decode AV1 Decode
Decode / Encode VP9 Decode / Encode
Decode / Encode h265 / HEVC (10 bit) Decode / Encode
Decode / Encode AVC Decode / Encode
Decode / Encode h265 / HEVC (8 bit) Decode / Encode
Decode VP8 Decode / Encode
Decode VC-1 Decode
 
 

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 76.8 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 16.0 GB distributed across 1 memory channels. It offers a peak memory bandwidth of 38.4 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
2 Memory channels 1
64.0 GB Max. Memory 16.0 GB
DDR4-3200, LPDDR4X-4266, DDR5-4800, LPDDR5-5200 Memory type DDR4-3200, DDR5-4800, LPDDR5-4800
Yes AES-NI Yes
76.8 GB/s Bandwidth 38.4 GB/s
No ECC No
pci PCIe pci
 
 

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.
The processor has a thermal design power (TDP) of 6 W watts.
15 W TDP (PL1 / PBP) 6 W
100 °C Tjunction max 105 °C
55 W TDP (PL2) None
 
 

Technical details

The Intel Core i7-1255U 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 12.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Atom x7213E is manufactured using a 10 nm process.
In total, this processor boasts a generous 6.0 MB cache.
Q1/2022 Release date Q1/2023
Alder Lake U Architecture Alder Lake N
Technical data sheet Documents Technical data sheet
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Monolithic Chip design Monolithic
12.0 MB L3-Cache 6.0 MB
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
10 nm Technology 10 nm
BGA 1744 Socket BGA 1264
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
-- Release price --
Windows 10, Linux, Windows 11 Operating systems
6.5 MB L2-Cache 1.0 MB