Intel Atom N475 vs AMD Ryzen 9 PRO 7940HS

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CPU comparison with benchmarks


Intel Atom N475 CPU1 vs CPU2 AMD Ryzen 9 PRO 7940HS
Intel Atom N475 AMD Ryzen 9 PRO 7940HS

CPU comparison

In this CPU comparison, we compare the Intel Atom N475 and the AMD Ryzen 9 PRO 7940HS and use benchmarks to check which processor is faster.

We compare the Intel Atom N475 1 core processor released in Q1/2010 with the AMD Ryzen 9 PRO 7940HS which has 8 CPU cores and was introduced in Q2/2023.
Intel Atom (108) Family AMD Ryzen 9 PRO (4)
Intel Atom N400/N500 (3) CPU group AMD Ryzen 7040 (21)
2 Generation 6
Pineview Architecture Phoenix (Zen 4)
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom N475 is a 1 core processor with a clock frequency of 1.83 GHz. The processor can compute 2 threads at the same time. The AMD Ryzen 9 PRO 7940HS clocks with 4.00 GHz (5.20 GHz), has 8 CPU cores and can calculate 16 threads in parallel.

Intel Atom N475 Characteristic AMD Ryzen 9 PRO 7940HS
1 Cores 8
2 Threads 16
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking ? No
1.83 GHz Frequency 4.00 GHz
-- Turbo Frequency (1 Core) 5.20 GHz
-- Turbo Frequency (All Cores) --

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 N475 Characteristic AMD Ryzen 9 PRO 7940HS
-- AI hardware AMD Ryzen™ AI
-- AI specifications AMD dedicated AI XDNA Technology
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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 GMA 3150 GPU AMD Radeon 780M
0.20 GHz GPU frequency 0.80 GHz
-- GPU (Turbo) 2.80 GHz
-- GPU Generation 3
45 Technology 4 nm
0 Max. displays 4
2 Compute units 12
-- Shader 768
No Hardware Raytracing Yes
No Frame Generation AMD FSR
1 GB Max. GPU Memory 32 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.

Intel GMA 3150 GPU AMD Radeon 780M
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
No Codec VP8 Decode
No Codec AV1 Decode / Encode
No Codec AVC Decode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

Up to 2 GB of memory in a maximum of 1 memory channels is supported by the Intel Atom N475, while the AMD Ryzen 9 PRO 7940HS supports a maximum of 256 GB of memory with a maximum memory bandwidth of 120.0 GB/s enabled.

Intel Atom N475 Characteristic AMD Ryzen 9 PRO 7940HS
DDR3-800, DDR2-800 Memory DDR5-4800, DDR5-5600, LPDDR5-6400, LPDDR5X-7500
2 GB Max. Memory 256 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
6.4 GB/s Max. Bandwidth 120.0 GB/s
No ECC Yes
0.50 MB L2 Cache 8.00 MB
-- L3 Cache 16.00 MB
-- PCIe version 4.0
-- PCIe lanes 20
-- PCIe Bandwidth 39.4 GB/s

Thermal Management

The Intel Atom N475 has a TDP of 6.5 W. The TDP of the AMD Ryzen 9 PRO 7940HS is 54 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Atom N475 Characteristic AMD Ryzen 9 PRO 7940HS
6.5 W TDP (PL1 / PBP) 54 W
-- TDP (PL2) --
-- TDP up --
-- TDP down 35 W
100 °C Tjunction max. 100 °C

Technical details

The Intel Atom N475 has 0.50 MB cache and is manufactured in 45 nm. The cache of AMD Ryzen 9 PRO 7940HS is at 24.00 MB. The processor is manufactured in 4 nm.

Intel Atom N475 Characteristic AMD Ryzen 9 PRO 7940HS
45 nm Technology 4 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
MMX, SSE3, SSSE3 ISA extensions SSE4a, SSE4.1, SSE4.2,FMA3, AVX2, AVX512
BGA 559 Socket FP8
None Virtualization AMD-V, SVM
No AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Windows 11, Linux
Q1/2010 Release date Q2/2023
-- Release price --
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Rate these processors

Here you can rate the Intel Atom N475 to help other visitors make their purchasing decisions. The average rating is 5.0 stars (1 ratings). Rate now:
Here you can rate the AMD Ryzen 9 PRO 7940HS to help other visitors make their purchasing decisions. The average rating is 5.0 stars (4 ratings). Rate now:


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 N475 Intel Atom N475
1C 2T @ 1.83 GHz
0 (0%)
AMD Ryzen 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 5.20 GHz
1974 (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 N475 Intel Atom N475
1C 2T @ 1.83 GHz
0 (0%)
AMD Ryzen 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 4.00 GHz
11600 (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 N475 Intel Atom N475
1C 2T @ 1.83 GHz
0 (0%)
AMD Ryzen 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 5.20 GHz
2617 (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 N475 Intel Atom N475
1C 2T @ 1.83 GHz
0 (0%)
AMD Ryzen 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 4.00 GHz
12447 (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 N475 Intel Atom N475
Intel GMA 3150 @ 0.20 GHz
0 (0%)
AMD Ryzen 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
AMD Radeon 780M @ 2.80 GHz
4357 (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 N475 Intel Atom N475
1C 2T @ 1.83 GHz
179 (100%)
AMD Ryzen 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 4.00 GHz
0 (0%)

AI performance (NPU)

The performance values of the processor's AI unit. The isolated NPU performance is given here, the total AI performance (NPU+CPU+iGPU) can be higher.

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. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
Intel Atom N475 Intel Atom N475
1C 2T @ 1.83 GHz
0 (0%)
AMD Ryzen 9 PRO 7940HS AMD Ryzen 9 PRO 7940HS
8C 16T @ 4.00 GHz
10 (100%)

Devices using this processor

Intel Atom N475 AMD Ryzen 9 PRO 7940HS
Unknown Unknown

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