Intel Core i5-1245U vs Intel Celeron E1400

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i5-1245U or Intel Core i5-1245U – 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 i5-1245U 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 i5 series.
To use the Intel Core i5-1245U, you'll need a motherboard with a BGA 1744 socket.
The Intel Celeron E1400 features 2 processor cores and has the capability to manage 2 threads concurrently.
It was released in Q2/2008 and belongs to the 1 generation of the Intel Celeron series.
To use the Intel Celeron E1400, you'll need a motherboard with a LGA 775 socket.
Intel Core i5 Family Intel Celeron
Mobile Segment Desktop / Server
Intel Core i5-1245U Name Intel Celeron E1400
Intel Core i 1200P/1200U Group Intel Celeron E1000
12 Generation 1
 
 

CPU Cores and Base Frequency

The Intel Core i5-1245U has 10 CPU cores and can calculate 12 threads in parallel.
The clock frequency of the A-Core is 1.6 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 Celeron E1400 has 2 CPU cores and can calculate 2 threads in parallel.
The clock frequency of the Intel Celeron E1400 is 2.0 GHz
None None 2x Core
4.4 GHz A-Core Frequency Turbo None
3.3 GHz B-Core Frequency Turbo None
1.6 GHz A-Core Frequency None
1.2 GHz B-Core Frequency None
None None 2.0 GHz
10 CPU Cores 2
hybrid (big.LITTLE) Core architecture normal
8x Gracemont Cores B None
Yes Hyperthreading No
2x Golden Cove Cores A None
No Overclocking No
12 Threads 2
 
 

Internal Graphics

The Intel Core i5-1245U has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-1245U uses the Intel Iris Xe Graphics 80 (Alder Lake), 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 Celeron E1400 does not have integrated graphics.
1.2 GHz GPU (Turbo) --
Q1/2022 Release date --
80 Execution units --
12.1 Direct X --
-- Max. displays --
640 Shaders --
Intel Iris Xe Graphics 80 (Alder Lake) GPU name
0.35 GHz GPU frequency --
32.0 GB Max. GPU Memory 0 bytes
13 Generation --
10 nm Technology --
 
 

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

Memory & PCIe

The processor supports a maximum memory capacity of 64.0 GB distributed across 4 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.
Yes AES-NI No
64.0 GB Max. Memory 16.0 GB
76.8 GB/s Bandwidth --
DDR4-3200, LPDDR4X-4266, DDR5-4800, LPDDR5-5200 Memory type DDR3-1066, DDR2-800
pci PCIe pci
4 Memory channels 2
No ECC No
 
 

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 65 W watts.
55 W TDP (PL2) None
15 W TDP (PL1 / PBP) 65 W
100 °C Tjunction max --
 
 

Technical details

The Intel Core i5-1245U 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 Celeron E1400 is manufactured using a 65 nm process.
Technical data sheet Documents Technical data sheet
Q1/2022 Release date Q2/2008
BGA 1744 Socket LGA 775
6.5 MB L2-Cache 512.0 KB
12.0 MB L3-Cache 0 bytes
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
Alder Lake U Architecture Conroe (Core)
VT-x, VT-x EPT, VT-d Virtualization None
-- Release price --
SSE4.1, SSE4.2, AVX2 ISA extensions SSE3, MMX, SSE, SSE2
Monolithic Chip design Monolithic
10 nm Technology 65 nm