Intel Core i3-4020Y vs AMD A4-3305M

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CPU comparison with benchmarks


Intel Core i3-4020Y CPU1 vs CPU2 AMD A4-3305M
Intel Core i3-4020Y AMD A4-3305M

CPU comparison

In this CPU comparison, we compare the Intel Core i3-4020Y and the AMD A4-3305M and use benchmarks to check which processor is faster.

We compare the Intel Core i3-4020Y 2 core processor released in Q3/2013 with the AMD A4-3305M which has 2 CPU cores and was introduced in Q4/2011.
Intel Core i3 (202) Family AMD A (112)
Intel Core i 4000Y (11) CPU group AMD A4-3000M (5)
4 Generation 1
Haswell Y Architecture Llano (K10)
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i3-4020Y is a 2 core processor with a clock frequency of 1.50 GHz. The processor can compute 4 threads at the same time. The AMD A4-3305M clocks with 1.90 GHz (2.50 GHz), has 2 CPU cores and can calculate 2 threads in parallel.

Intel Core i3-4020Y Characteristic AMD A4-3305M
2 Cores 2
4 Threads 2
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? Yes
1.50 GHz Frequency 1.90 GHz
-- Turbo Frequency (1 Core) 2.50 GHz
-- Turbo Frequency (All Cores) 2.50 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 i3-4020Y Characteristic AMD A4-3305M
-- AI hardware --
-- AI specifications --

Internal Graphics

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 HD Graphics 4200 GPU AMD Radeon HD 6480G
0.20 GHz GPU frequency 0.59 GHz
0.85 GHz GPU (Turbo) --
7.5 GPU Generation 3
22 nm Technology 32 nm
3 Max. displays 2
20 Compute units 3
160 Shader 240
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 1 GB
11.1 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 HD Graphics 4200 GPU AMD Radeon HD 6480G
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC Decode
Decode Codec VC-1 Decode
Decode Codec JPEG Decode / Encode

Memory & PCIe

Up to 16 GB of memory in a maximum of 2 memory channels is supported by the Intel Core i3-4020Y, while the AMD A4-3305M supports a maximum of GB of memory with a maximum memory bandwidth of 21.3 GB/s enabled.

Intel Core i3-4020Y Characteristic AMD A4-3305M
LPDDR3-1600, DDR3-1600 Memory DDR3-1333
16 GB Max. Memory
2 (Dual Channel) Memory channels 2 (Dual Channel)
25.6 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
-- L2 Cache --
3.00 MB L3 Cache 1.00 MB
2.0 PCIe version --
12 PCIe lanes --
6.0 GB/s PCIe Bandwidth --

Thermal Management

The Intel Core i3-4020Y has a TDP of 11.5 W. The TDP of the AMD A4-3305M is 35 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Core i3-4020Y Characteristic AMD A4-3305M
11.5 W TDP (PL1 / PBP) 35 W
-- TDP (PL2) --
-- TDP up --
6 W TDP down --
100 °C Tjunction max. --

Technical details

The Intel Core i3-4020Y has 3.00 MB cache and is manufactured in 22 nm. The cache of AMD A4-3305M is at 1.00 MB. The processor is manufactured in 32 nm.

Intel Core i3-4020Y Characteristic AMD A4-3305M
22 nm Technology 32 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE3, SSE4a
BGA 1168 Socket FS1
VT-x, VT-x EPT, VT-d Virtualization AMD-V
Yes AES-NI No
Windows 10, Linux Operating systems
Q3/2013 Release date Q4/2011
-- Release price --
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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 2 CPU benchmarks

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 i3-4020Y Intel Core i3-4020Y
2C 4T @ 1.50 GHz
348 (100%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 2.50 GHz
276 (79%)

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 i3-4020Y Intel Core i3-4020Y
2C 4T @ 1.50 GHz
824 (100%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 2.50 GHz
461 (56%)

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 i3-4020Y Intel Core i3-4020Y
Intel HD Graphics 4200 @ 0.85 GHz
272 (95%)
AMD A4-3305M AMD A4-3305M
AMD Radeon HD 6480G @ 0.59 GHz
286 (100%)

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 i3-4020Y Intel Core i3-4020Y
2C 4T @ 1.50 GHz
1444 (100%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 2.50 GHz
1221 (85%)

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 i3-4020Y Intel Core i3-4020Y
2C 4T @ 1.50 GHz
487 (100%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 2.50 GHz
0 (0%)

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 i3-4020Y Intel Core i3-4020Y
2C 4T @ 1.50 GHz
1002 (100%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 2.50 GHz
0 (0%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Intel Core i3-4020Y Intel Core i3-4020Y
2C 4T @ 1.50 GHz
0 (0%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 1.90 GHz
184 (100%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 i3-4020Y Intel Core i3-4020Y
2C 4T @ 1.50 GHz
58 (100%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 2.50 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 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 i3-4020Y Intel Core i3-4020Y
2C 4T @ 1.50 GHz
145 (100%)
AMD A4-3305M AMD A4-3305M
2C 2T @ 2.50 GHz
0 (0%)

Devices using this processor

Intel Core i3-4020Y AMD A4-3305M
Unknown Unknown

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