Intel Core i5-12400T vs AMD A8-3520M

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CPU comparison with benchmarks


Intel Core i5-12400T CPU1 vs CPU2 AMD A8-3520M
Intel Core i5-12400T AMD A8-3520M

CPU comparison

In this CPU comparison, we compare the Intel Core i5-12400T and the AMD A8-3520M and use benchmarks to check which processor is faster.

We compare the Intel Core i5-12400T 6 core processor released in Q1/2022 with the AMD A8-3520M which has 4 CPU cores and was introduced in Q4/2011.
Intel Core i5 (331) Family AMD A (112)
Intel Core i 12000 (34) CPU group AMD A6-3000M (9)
12 Generation 1
Alder Lake S Architecture Llano (K10)
Desktop / Server Segment Mobile
Intel Core i5-11400T Predecessor --
Intel Core i5-13400T Successor --

CPU Cores and Base Frequency

The Intel Core i5-12400T is a 6 core processor with a clock frequency of 1.80 GHz (4.20 GHz). The processor can compute 12 threads at the same time. The AMD A8-3520M clocks with 1.60 GHz (2.50 GHz), has 4 CPU cores and can calculate 4 threads in parallel.

Intel Core i5-12400T Characteristic AMD A8-3520M
6 Cores 4
12 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? Yes
1.80 GHz Frequency 1.60 GHz
4.20 GHz Turbo Frequency (1 Core) 2.50 GHz
3.00 GHz Turbo Frequency (All Cores) 2.50 GHz

NPU AI performance

The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.

Intel Core i5-12400T Characteristic AMD A8-3520M
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.

Intel UHD Graphics 730 GPU AMD Radeon HD 6620G
0.30 GHz GPU frequency 0.44 GHz
1.45 GHz GPU (Turbo) --
12 GPU Generation 3
14 nm Technology 32 nm
3 Max. displays 2
24 Compute units 5
192 Shader 400
No Hardware Raytracing No
No Frame Generation No
64 GB Max. GPU Memory 1 GB
12 DirectX Version 11

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.

Intel UHD Graphics 730 GPU AMD Radeon HD 6620G
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode
Decode / Encode Codec VP9 No
Decode / Encode Codec VP8 No
Decode Codec AV1 No
Decode / Encode Codec AVC Decode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

Up to 128 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i5-12400T, while the AMD A8-3520M supports a maximum of GB of memory with a maximum memory bandwidth of 21.3 GB/s enabled.

Intel Core i5-12400T Characteristic AMD A8-3520M
DDR5-4800, DDR4-3200 Memory DDR3-1333
128 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
76.8 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
7.50 MB L2 Cache --
18.00 MB L3 Cache 4.00 MB
5.0 PCIe version --
20 PCIe lanes --
78.8 GB/s PCIe Bandwidth --

Thermal Management

The Intel Core i5-12400T has a TDP of 35 W. The TDP of the AMD A8-3520M is 35 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i5-12400T Characteristic AMD A8-3520M
35 W TDP (PL1 / PBP) 35 W
74 W TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. --

Technical details

The Intel Core i5-12400T has 25.50 MB cache and is manufactured in 10 nm. The cache of AMD A8-3520M is at 4.00 MB. The processor is manufactured in 32 nm.

Intel Core i5-12400T Characteristic AMD A8-3520M
10 nm Technology 32 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX2+ ISA extensions SSE3, SSE4a
LGA 1700 Socket FS1
VT-x, VT-x EPT, VT-d Virtualization AMD-V
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems
Q1/2022 Release date Q4/2011
192 $ Release price --
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Rate these processors

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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core i5-12400T (100%)
AMD A8-3520M (17%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Core i5-12400T (100%)
AMD A8-3520M (13%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i5-12400T Intel Core i5-12400T
6C 12T @ 4.20 GHz
1627 (100%)
AMD A8-3520M AMD A8-3520M
4C 4T @ 2.50 GHz
277 (17%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i5-12400T Intel Core i5-12400T
6C 12T @ 3.00 GHz
6573 (100%)
AMD A8-3520M AMD A8-3520M
4C 4T @ 2.50 GHz
799 (12%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.
Intel Core i5-12400T Intel Core i5-12400T
Intel UHD Graphics 730 @ 1.45 GHz
557 (100%)
AMD A8-3520M AMD A8-3520M
AMD Radeon HD 6620G @ 0.44 GHz
355 (64%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.
Intel Core i5-12400T Intel Core i5-12400T
6C 12T @ 3.00 GHz
16570 (100%)
AMD A8-3520M AMD A8-3520M
4C 4T @ 2.50 GHz
2281 (14%)

Devices using this processor

Intel Core i5-12400T AMD A8-3520M
Unknown Unknown

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