Intel Atom E3815 vs AMD Ryzen 7 7735U

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CPU comparison with benchmarks


Intel Atom E3815 CPU1 vs CPU2 AMD Ryzen 7 7735U
Intel Atom E3815 AMD Ryzen 7 7735U

CPU comparison

In this CPU comparison, we compare the Intel Atom E3815 and the AMD Ryzen 7 7735U and use benchmarks to check which processor is faster.

We compare the Intel Atom E3815 1 core processor released in Q4/2013 with the AMD Ryzen 7 7735U which has 8 CPU cores and was introduced in Q4/2022.
Intel Atom (108) Family AMD Ryzen 7 (68)
Intel Atom E3800 (6) CPU group AMD Ryzen 6000U/7035U (9)
4 Generation 5
Bay Trail Architecture Rembrandt (Zen 3+)
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom E3815 is a 1 core processor with a clock frequency of 1.46 GHz. The processor can compute 1 threads at the same time. The AMD Ryzen 7 7735U clocks with 2.70 GHz (4.75 GHz), has 8 CPU cores and can calculate 16 threads in parallel.

Intel Atom E3815 Characteristic AMD Ryzen 7 7735U
1 Cores 8
1 Threads 16
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
1.46 GHz Frequency 2.70 GHz
-- Turbo Frequency (1 Core) 4.75 GHz
-- Turbo Frequency (All Cores) --

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 Atom E3815 Characteristic AMD Ryzen 7 7735U
-- 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 (Bay Trail GT1) GPU AMD Radeon 680M
0.40 GHz GPU frequency 2.00 GHz
0.40 GHz GPU (Turbo) 2.20 GHz
7 GPU Generation 9
22 nm Technology 6 nm
2 Max. displays 3
4 Compute units 12
32 Shader 768
No Hardware Raytracing Yes
No Frame Generation No
2 GB Max. GPU Memory 8 GB
11.2 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 HD Graphics (Bay Trail GT1) GPU AMD Radeon 680M
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode Codec JPEG Decode / Encode

Memory & PCIe

Up to 8 GB of memory in a maximum of 1 memory channels is supported by the Intel Atom E3815, while the AMD Ryzen 7 7735U supports a maximum of 64 GB of memory with a maximum memory bandwidth of 76.8 GB/s enabled.

Intel Atom E3815 Characteristic AMD Ryzen 7 7735U
DDR3L-1066 Memory LPDDR5-6400, DDR5-4800
8 GB Max. Memory 64 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
8.6 GB/s Max. Bandwidth 76.8 GB/s
No ECC Yes
-- L2 Cache 4.00 MB
1.00 MB L3 Cache 16.00 MB
-- PCIe version 4.0
-- PCIe lanes 16
-- PCIe Bandwidth 31.5 GB/s

Thermal Management

The Intel Atom E3815 has a TDP of 5 W. The TDP of the AMD Ryzen 7 7735U is 28 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Atom E3815 Characteristic AMD Ryzen 7 7735U
5 W TDP (PL1 / PBP) 28 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 95 °C

Technical details

The Intel Atom E3815 has 1.00 MB cache and is manufactured in 22 nm. The cache of AMD Ryzen 7 7735U is at 20.00 MB. The processor is manufactured in 6 nm.

Intel Atom E3815 Characteristic AMD Ryzen 7 7735U
22 nm Technology 6 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
BGA 1170 Socket FP7
VT-x, VT-x EPT Virtualization AMD-V, SVM
Yes AES-NI Yes
Operating systems Windows 10, Windows 11, Linux
Q4/2013 Release date Q4/2022
-- Release price --
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Rate these processors

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Here you can rate the AMD Ryzen 7 7735U to help other visitors make their purchasing decisions. The average rating is 3.3 stars (4 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Atom E3815 (10%)
AMD Ryzen 7 7735U (100%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Atom E3815 (2%)
AMD Ryzen 7 7735U (100%)

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 Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
147 (10%)
AMD Ryzen 7 7735U AMD Ryzen 7 7735U
8C 16T @ 4.75 GHz
1529 (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 Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
148 (2%)
AMD Ryzen 7 7735U AMD Ryzen 7 7735U
8C 16T @ 2.70 GHz
7448 (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.
Intel Atom E3815 Intel Atom E3815
Intel HD Graphics (Bay Trail GT1) @ 0.40 GHz
26 (1%)
AMD Ryzen 7 7735U AMD Ryzen 7 7735U
AMD Radeon 680M @ 2.20 GHz
3379 (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 Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
184 (1%)
AMD Ryzen 7 7735U AMD Ryzen 7 7735U
8C 16T @ 2.70 GHz
21490 (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.
Intel Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
0 (0%)
AMD Ryzen 7 7735U AMD Ryzen 7 7735U
8C 16T @ 4.75 GHz
1869 (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 Atom E3815 Intel Atom E3815
1C 1T @ 1.46 GHz
0 (0%)
AMD Ryzen 7 7735U AMD Ryzen 7 7735U
8C 16T @ 2.70 GHz
8020 (100%)

Devices using this processor

Intel Atom E3815 AMD Ryzen 7 7735U
Unknown Unknown

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