Intel Core i3-N305 vs AMD Ryzen 5 7520U

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CPU comparison with benchmarks


Intel Core i3-N305 CPU1 vs CPU2 AMD Ryzen 5 7520U
Intel Core i3-N305 AMD Ryzen 5 7520U

CPU comparison

Intel Core i3-N305 or AMD Ryzen 5 7520U - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results.

The Intel Core i3-N305 has 8 cores with 8 threads and clocks with a maximum frequency of 3.80 GHz. Up to 16 GB of memory is supported in 1 memory channels. The Intel Core i3-N305 was released in Q1/2023.

The AMD Ryzen 5 7520U has 4 cores with 8 threads and clocks with a maximum frequency of 4.30 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The AMD Ryzen 5 7520U was released in Q3/2022.
Intel Core i3 (205) Family AMD Ryzen 5 (84)
Intel Core i N300 (2) CPU group AMD Ryzen 7020U (4)
13 Generation 6
Alder Lake N Architecture Mendocino (Zen 2)
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i3-N305 is a 8 core processor with a clock frequency of 1.80 GHz (3.80 GHz). The AMD Ryzen 5 7520U has 4 CPU cores with a clock frequency of 2.80 GHz (4.30 GHz).
Intel Core i3-N305 Characteristic AMD Ryzen 5 7520U
8 Cores 4
8 Threads 8
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
1.80 GHz Frequency 2.80 GHz
3.80 GHz Turbo Frequency (1 Core) 4.30 GHz
3.20 GHz Turbo Frequency (All Cores) 3.40 GHz

Artificial Intelligence and Machine Learning

Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.
Intel Core i3-N305 Characteristic AMD Ryzen 5 7520U
-- AI hardware --
-- AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.
Intel UHD Graphics 13th Gen (32 EU) GPU AMD Radeon 610M
0.30 GHz GPU frequency 0.40 GHz
1.25 GHz GPU (Turbo) 1.90 GHz
13 GPU Generation 9
10 nm Technology 6 nm
3 Max. displays 3
32 Compute units 2
256 Shader 128
No Hardware Raytracing Yes
No Frame Generation No
64 GB Max. GPU Memory 8 GB
12.1 DirectX Version 12

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 13th Gen (32 EU) GPU AMD Radeon 610M
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 Decode / Encode
Decode / Encode Codec VP8 Decode / Encode
Decode Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core i3-N305 supports a maximum of 16 GB of memory in 1 memory channels. The AMD Ryzen 5 7520U can connect up to 16 GB of memory in 2 memory channels.
Intel Core i3-N305 Characteristic AMD Ryzen 5 7520U
LPDDR5-4800, DDR5-4800, DDR4-3200 Memory LPDDR5-5500
16 GB Max. Memory 16 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
38.4 GB/s Max. Bandwidth 44.0 GB/s
No ECC No
8.00 MB L2 Cache 2.00 MB
6.00 MB L3 Cache 4.00 MB
3.0 PCIe version 3.0
9 PCIe lanes 4
8.9 GB/s PCIe Bandwidth 3.9 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i3-N305 has a TDP of 15 W, that of the AMD Ryzen 5 7520U is 15 W.
Intel Core i3-N305 Characteristic AMD Ryzen 5 7520U
15 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
-- TDP up --
9 W TDP down 8 W
105 °C Tjunction max. 100 °C

Technical details

The Intel Core i3-N305 has a 14.00 MB cache, while the AMD Ryzen 5 7520U cache has a total of 6.00 MB.
Intel Core i3-N305 Characteristic AMD Ryzen 5 7520U
10 nm Technology 6 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX, AVX2 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
BGA Socket FT6
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Windows 11, Linux Operating systems Windows 10, Windows 11, Linux
Q1/2023 Release date Q3/2022
309 $ Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Core i3-N305 to help other visitors make their purchasing decisions. The average rating is 4.2 stars (21 ratings). Rate now:
Here you can rate the AMD Ryzen 5 7520U to help other visitors make their purchasing decisions. The average rating is 3.5 stars (24 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i3-N305 (97%)
AMD Ryzen 5 7520U (100%)
⌀ Multi core performance in 3 CPU benchmarks
Intel Core i3-N305 (100%)
AMD Ryzen 5 7520U (88%)

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 i3-N305 Intel Core i3-N305
8C 8T @ 3.80 GHz
1025 (97%)
AMD Ryzen 5 7520U AMD Ryzen 5 7520U
4C 8T @ 4.30 GHz
1055 (100%)

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 i3-N305 Intel Core i3-N305
8C 8T @ 3.20 GHz
4630 (100%)
AMD Ryzen 5 7520U AMD Ryzen 5 7520U
4C 8T @ 3.40 GHz
3891 (84%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Core i3-N305 Intel Core i3-N305
8C 8T @ 3.80 GHz
1280 (96%)
AMD Ryzen 5 7520U AMD Ryzen 5 7520U
4C 8T @ 4.30 GHz
1336 (100%)

Geekbench 6 (Multi-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The multi-core benchmark evaluates the performance of all of the processor's CPU cores. Virtual thread improvements such as AMD SMT or Intel's Hyper-Threading have a positive impact on the benchmark result.
Intel Core i3-N305 Intel Core i3-N305
8C 8T @ 3.20 GHz
4965 (100%)
AMD Ryzen 5 7520U AMD Ryzen 5 7520U
4C 8T @ 3.40 GHz
4279 (86%)

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 i3-N305 Intel Core i3-N305
Intel UHD Graphics 13th Gen (32 EU) @ 1.25 GHz
640 (100%)
AMD Ryzen 5 7520U AMD Ryzen 5 7520U
AMD Radeon 610M @ 1.90 GHz
383 (60%)

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 i3-N305 Intel Core i3-N305
8C 8T @ 3.20 GHz
10430 (100%)
AMD Ryzen 5 7520U AMD Ryzen 5 7520U
4C 8T @ 3.40 GHz
9770 (94%)

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i3-N305 Intel Core i3-N305
8C 8T @ 3.80 GHz
0 (0%)
AMD Ryzen 5 7520U AMD Ryzen 5 7520U
4C 8T @ 4.30 GHz
1184 (100%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i3-N305 Intel Core i3-N305
8C 8T @ 3.20 GHz
0 (0%)
AMD Ryzen 5 7520U AMD Ryzen 5 7520U
4C 8T @ 3.40 GHz
5214 (100%)

CPU performance per watt (efficiency)

Efficiency of the processor under full load in the Cinebench R23 (multi-core) benchmark. The benchmark result is divided by the average energy required (CPU package power in watts). The higher the value, the more efficient the CPU is under full load.
Intel Core i3-N305 Intel Core i3-N305
1.80 GHz
0 (0%)
AMD Ryzen 5 7520U AMD Ryzen 5 7520U
5,214 CB R23 MC @ 20 W
264 (100%)

Devices using this processor
Intel Core i3-N305 AMD Ryzen 5 7520U
Unknown Unknown

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