Intel Atom Z3770 vs AMD Ryzen 3 PRO 4450U

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CPU comparison with benchmarks


Intel Atom Z3770 CPU1 vs CPU2 AMD Ryzen 3 PRO 4450U
Intel Atom Z3770 AMD Ryzen 3 PRO 4450U

CPU comparison

In this CPU comparison, we compare the Intel Atom Z3770 and the AMD Ryzen 3 PRO 4450U and use benchmarks to check which processor is faster.

We compare the Intel Atom Z3770 4 core processor released in Q3/2013 with the AMD Ryzen 3 PRO 4450U which has 4 CPU cores and was introduced in Q2/2020.
Intel Atom (101) Family AMD Ryzen 3 PRO (14)
Intel Atom Z3700 (16) CPU group AMD Ryzen 4000U (11)
4 Generation 3
Bay Trail Architecture Renoir (Zen 2)
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom Z3770 is a 4 core processor with a clock frequency of 1.46 GHz (2.39 GHz). The processor can compute 4 threads at the same time. The AMD Ryzen 3 PRO 4450U clocks with 2.50 GHz (3.70 GHz), has 4 CPU cores and can calculate 8 threads in parallel.

Intel Atom Z3770 Characteristic AMD Ryzen 3 PRO 4450U
4 Cores 4
4 Threads 8
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
1.46 GHz Frequency 2.50 GHz
2.39 GHz Turbo Frequency (1 Core) 3.70 GHz
-- Turbo Frequency (All Cores) 3.50 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 Atom Z3770 Characteristic AMD Ryzen 3 PRO 4450U
-- 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 RX Vega 5 (Renoir)
0.31 GHz GPU frequency 0.40 GHz
0.67 GHz GPU (Turbo) 1.40 GHz
7 GPU Generation 5
22 nm Technology 7 nm
2 Max. displays 3
4 Compute units 5
32 Shader 320
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 2 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 RX Vega 5 (Renoir)
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 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode Codec JPEG Decode / Encode

Memory & PCIe

Up to 4 GB of memory in a maximum of 2 memory channels is supported by the Intel Atom Z3770, while the AMD Ryzen 3 PRO 4450U supports a maximum of 64 GB of memory with a maximum memory bandwidth of 51.2 GB/s enabled.

Intel Atom Z3770 Characteristic AMD Ryzen 3 PRO 4450U
LPDDR3-1066 Memory LPDDR4-4266, DDR4-3200
4 GB Max. Memory 64 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
17.1 GB/s Max. Bandwidth 51.2 GB/s
No ECC Yes
-- L2 Cache --
2.00 MB L3 Cache 8.00 MB
-- PCIe version 3.0
-- PCIe lanes 12
-- PCIe Bandwidth 11.8 GB/s

Thermal Management

The Intel Atom Z3770 has a TDP of 3.5 W. The TDP of the AMD Ryzen 3 PRO 4450U is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Atom Z3770 Characteristic AMD Ryzen 3 PRO 4450U
3.5 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
-- TDP up 25 W
-- TDP down 10 W
90 °C Tjunction max. 105 °C

Technical details

The Intel Atom Z3770 has 2.00 MB cache and is manufactured in 22 nm. The cache of AMD Ryzen 3 PRO 4450U is at 8.00 MB. The processor is manufactured in 7 nm.

Intel Atom Z3770 Characteristic AMD Ryzen 3 PRO 4450U
22 nm Technology 7 nm
Monolithic Chip design Chiplet
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 1380 Socket FP6
VT-x, VT-x EPT Virtualization AMD-V, SVM
Yes AES-NI Yes
Operating systems Windows 10, Windows 11, Linux
Q3/2013 Release date Q2/2020
-- Release price --
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Average performance in benchmarks

⌀ Single core performance in 0 CPU benchmarks
⌀ Multi core performance in 1 CPU benchmarks

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 Z3770 Intel Atom Z3770
Intel HD Graphics (Bay Trail GT1) @ 0.67 GHz
43 (5%)
AMD Ryzen 3 PRO 4450U AMD Ryzen 3 PRO 4450U
AMD Radeon RX Vega 5 (Renoir) @ 1.40 GHz
896 (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 Z3770 Intel Atom Z3770
4C 4T @ 1.46 GHz
739 (7%)
AMD Ryzen 3 PRO 4450U AMD Ryzen 3 PRO 4450U
4C 8T @ 3.50 GHz
10100 (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 Z3770 Intel Atom Z3770
4C 4T @ 2.39 GHz
0 (0%)
AMD Ryzen 3 PRO 4450U AMD Ryzen 3 PRO 4450U
4C 8T @ 3.70 GHz
1061 (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 Z3770 Intel Atom Z3770
4C 4T @ 1.46 GHz
0 (0%)
AMD Ryzen 3 PRO 4450U AMD Ryzen 3 PRO 4450U
4C 8T @ 3.50 GHz
3602 (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 Z3770 Intel Atom Z3770
4C 4T @ 2.39 GHz
0 (0%)
AMD Ryzen 3 PRO 4450U AMD Ryzen 3 PRO 4450U
4C 8T @ 3.70 GHz
1345 (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 Z3770 Intel Atom Z3770
4C 4T @ 1.46 GHz
0 (0%)
AMD Ryzen 3 PRO 4450U AMD Ryzen 3 PRO 4450U
4C 8T @ 3.50 GHz
4177 (100%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 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 Atom Z3770 Intel Atom Z3770
4C 4T @ 2.39 GHz
0 (0%)
AMD Ryzen 3 PRO 4450U AMD Ryzen 3 PRO 4450U
4C 8T @ 3.70 GHz
183 (100%)

Devices using this processor

Intel Atom Z3770 AMD Ryzen 3 PRO 4450U
Unknown Unknown

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