Intel Atom C3808 vs AMD Ryzen 5 PRO 6650HS

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CPU comparison with benchmarks


Intel Atom C3808 CPU1 vs CPU2 AMD Ryzen 5 PRO 6650HS
Intel Atom C3808 AMD Ryzen 5 PRO 6650HS

CPU comparison

Intel Atom C3808 or AMD Ryzen 5 PRO 6650HS - 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 Atom C3808 has 12 cores with 12 threads and clocks with a maximum frequency of 2.00 GHz. Up to 256 GB of memory is supported in 2 memory channels. The Intel Atom C3808 was released in Q3/2017.

The AMD Ryzen 5 PRO 6650HS has 6 cores with 12 threads and clocks with a maximum frequency of 4.50 GHz. The CPU supports up to 64 GB of memory in 2 memory channels. The AMD Ryzen 5 PRO 6650HS was released in Q2/2022.
Intel Atom (108) Family AMD Ryzen 5 (86)
Intel Atom C3000 (20) CPU group AMD Ryzen 6000H/7035H (20)
5 Generation 5
Denverton Architecture Rembrandt (Zen 3+)
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom C3808 is a 12 core processor with a clock frequency of 2.00 GHz. The AMD Ryzen 5 PRO 6650HS has 6 CPU cores with a clock frequency of 3.30 GHz (4.50 GHz).

Intel Atom C3808 Characteristic AMD Ryzen 5 PRO 6650HS
12 Cores 6
12 Threads 12
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
2.00 GHz Frequency 3.30 GHz
-- Turbo Frequency (1 Core) 4.50 GHz
-- Turbo Frequency (All Cores) 3.60 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 Atom C3808 Characteristic AMD Ryzen 5 PRO 6650HS
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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.

no iGPU GPU AMD Radeon 660M
GPU frequency 1.40 GHz
-- GPU (Turbo) 1.90 GHz
-- GPU Generation 9
Technology 6 nm
Max. displays 3
-- Compute units 6
-- Shader 384
No Hardware Raytracing Yes
No Frame Generation No
-- Max. GPU Memory 8 GB
-- 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.

no iGPU GPU AMD Radeon 660M
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 Decode
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The Intel Atom C3808 supports a maximum of 256 GB of memory in 2 memory channels. The AMD Ryzen 5 PRO 6650HS can connect up to 64 GB of memory in 2 memory channels.

Intel Atom C3808 Characteristic AMD Ryzen 5 PRO 6650HS
DDR4-2133 Memory LPDDR5-6400, DDR5-4800
256 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
34.1 GB/s Max. Bandwidth 76.8 GB/s
Yes ECC No
12.00 MB L2 Cache 3.00 MB
-- L3 Cache 16.00 MB
3.0 PCIe version 4.0
16 PCIe lanes 12
15.8 GB/s PCIe Bandwidth 23.6 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Atom C3808 has a TDP of 25 W, that of the AMD Ryzen 5 PRO 6650HS is 35 W.

Intel Atom C3808 Characteristic AMD Ryzen 5 PRO 6650HS
25 W TDP (PL1 / PBP) 35 W
-- TDP (PL2) --
-- TDP up 54 W
-- TDP down 35 W
100 °C Tjunction max. 105 °C

Technical details

The Intel Atom C3808 has a 12.00 MB cache, while the AMD Ryzen 5 PRO 6650HS cache has a total of 19.00 MB.

Intel Atom C3808 Characteristic AMD Ryzen 5 PRO 6650HS
14 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 1310 Socket FP7
VT-x, VT-x EPT, VT-d Virtualization AMD-V, SVM
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q3/2017 Release date Q2/2022
369 $ Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Atom C3808 (21%)
AMD Ryzen 5 PRO 6650HS (100%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Atom C3808 (38%)
AMD Ryzen 5 PRO 6650HS (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 C3808 Intel Atom C3808
12C 12T @ 2.00 GHz
306 (21%)
AMD Ryzen 5 PRO 6650HS AMD Ryzen 5 PRO 6650HS
6C 12T @ 4.50 GHz
1472 (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 C3808 Intel Atom C3808
12C 12T @ 2.00 GHz
3067 (38%)
AMD Ryzen 5 PRO 6650HS AMD Ryzen 5 PRO 6650HS
6C 12T @ 3.60 GHz
8054 (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 C3808 Intel Atom C3808
12C 12T @ 2.00 GHz
0 (0%)
AMD Ryzen 5 PRO 6650HS AMD Ryzen 5 PRO 6650HS
6C 12T @ 4.50 GHz
1886 (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 C3808 Intel Atom C3808
12C 12T @ 2.00 GHz
0 (0%)
AMD Ryzen 5 PRO 6650HS AMD Ryzen 5 PRO 6650HS
6C 12T @ 3.60 GHz
8152 (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 C3808 Intel Atom C3808
@ 0.00 GHz
0 (0%)
AMD Ryzen 5 PRO 6650HS AMD Ryzen 5 PRO 6650HS
AMD Radeon 660M @ 1.90 GHz
1459 (100%)

Devices using this processor

Intel Atom C3808 AMD Ryzen 5 PRO 6650HS
Unknown Unknown

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