AMD A6-3400M vs Intel Core i7-4558U

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CPU comparison with benchmarks


AMD A6-3400M CPU1 vs CPU2 Intel Core i7-4558U
AMD A6-3400M Intel Core i7-4558U

CPU comparison

In this CPU comparison, we compare the AMD A6-3400M and the Intel Core i7-4558U and use benchmarks to check which processor is faster.

We compare the AMD A6-3400M 4 core processor released in Q2/2011 with the Intel Core i7-4558U which has 2 CPU cores and was introduced in Q3/2013.
AMD A (112) Family Intel Core i7 (293)
AMD A6-3000M (9) CPU group Intel Core i 4000U (26)
1 Generation 4
Llano (K10) Architecture Haswell U
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The AMD A6-3400M is a 4 core processor with a clock frequency of 1.40 GHz (2.30 GHz). The processor can compute 4 threads at the same time. The Intel Core i7-4558U clocks with 2.80 GHz (3.30 GHz), has 2 CPU cores and can calculate 4 threads in parallel.

AMD A6-3400M Characteristic Intel Core i7-4558U
4 Cores 2
4 Threads 4
normal Core architecture normal
No Hyperthreading Yes
Yes Overclocking ? No
1.40 GHz Frequency 2.80 GHz
2.30 GHz Turbo Frequency (1 Core) 3.30 GHz
2.30 GHz Turbo Frequency (All Cores) 3.10 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.

AMD A6-3400M Characteristic Intel Core i7-4558U
-- 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.

AMD Radeon HD 6520G GPU Intel Iris Graphics 5100
0.40 GHz GPU frequency 0.20 GHz
-- GPU (Turbo) 1.20 GHz
3 GPU Generation 7.5
32 nm Technology 22 nm
2 Max. displays 3
5 Compute units 40
320 Shader 320
No Hardware Raytracing No
No Frame Generation No
1 GB Max. GPU Memory 16 GB
11 DirectX Version 11.1

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.

AMD Radeon HD 6520G GPU Intel Iris Graphics 5100
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode

Memory & PCIe

Up to GB of memory in a maximum of 2 memory channels is supported by the AMD A6-3400M, while the Intel Core i7-4558U supports a maximum of 16 GB of memory with a maximum memory bandwidth of 25.6 GB/s enabled.

AMD A6-3400M Characteristic Intel Core i7-4558U
DDR3-1333 Memory DDR3L-1333, DDR3L-1600
Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
21.3 GB/s Max. Bandwidth 25.6 GB/s
No ECC No
-- L2 Cache --
4.00 MB L3 Cache 4.00 MB
-- PCIe version 2.0
-- PCIe lanes 12
-- PCIe Bandwidth 6.0 GB/s

Thermal Management

The AMD A6-3400M has a TDP of 35 W. The TDP of the Intel Core i7-4558U is 28 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

AMD A6-3400M Characteristic Intel Core i7-4558U
35 W TDP (PL1 / PBP) 28 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 100 °C

Technical details

The AMD A6-3400M has 4.00 MB cache and is manufactured in 32 nm. The cache of Intel Core i7-4558U is at 4.00 MB. The processor is manufactured in 22 nm.

AMD A6-3400M Characteristic Intel Core i7-4558U
32 nm Technology 22 nm
Unknown Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE3, SSE4a ISA extensions SSE4.1, SSE4.2, AVX2
FS1 Socket BGA 1168
AMD-V Virtualization VT-x, VT-x EPT, VT-d
No AES-NI Yes
Operating systems Windows 10, Linux
Q2/2011 Release date Q3/2013
-- Release price 345 $
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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.
AMD A6-3400M AMD A6-3400M
4C 4T @ 2.30 GHz
234 (29%)
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 3.30 GHz
802 (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.
AMD A6-3400M AMD A6-3400M
4C 4T @ 2.30 GHz
726 (43%)
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 3.10 GHz
1686 (100%)

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.
AMD A6-3400M AMD A6-3400M
AMD Radeon HD 6520G @ 0.40 GHz
256 (33%)
Intel Core i7-4558U Intel Core i7-4558U
Intel Iris Graphics 5100 @ 1.20 GHz
768 (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.
AMD A6-3400M AMD A6-3400M
4C 4T @ 2.30 GHz
1964 (65%)
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 3.10 GHz
3042 (100%)

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.
AMD A6-3400M AMD A6-3400M
4C 4T @ 2.30 GHz
0 (0%)
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 3.30 GHz
960 (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.
AMD A6-3400M AMD A6-3400M
4C 4T @ 2.30 GHz
0 (0%)
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 3.10 GHz
1967 (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.
AMD A6-3400M AMD A6-3400M
4C 4T @ 2.30 GHz
0 (0%)
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 3.30 GHz
129 (100%)

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.
AMD A6-3400M AMD A6-3400M
4C 4T @ 2.30 GHz
0 (0%)
Intel Core i7-4558U Intel Core i7-4558U
2C 4T @ 3.10 GHz
314 (100%)

Devices using this processor

AMD A6-3400M Intel Core i7-4558U
Unknown Unknown

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