Intel Atom Z3770D vs Intel Processor U300E

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CPU comparison with benchmarks


Intel Atom Z3770D CPU1 vs CPU2 Intel Processor U300E
Intel Atom Z3770D Intel Processor U300E

CPU comparison

Intel Atom Z3770D or Intel Processor U300E - 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 Z3770D has 4 cores with 4 threads and clocks with a maximum frequency of 2.41 GHz. Up to 2 GB of memory is supported in 1 memory channels. The Intel Atom Z3770D was released in Q3/2013.

The Intel Processor U300E has 5 cores with 6 threads and clocks with a maximum frequency of 4.30 GHz. The CPU supports up to 96 GB of memory in 2 memory channels. The Intel Processor U300E was released in Q1/2023.
Intel Atom (108) Family Intel Processor U (4)
Intel Atom Z3700 (16) CPU group Intel Core i 1300P/1300U (29)
4 Generation 13
Bay Trail Architecture Raptor Lake U
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom Z3770D is a 4 core processor with a clock frequency of 1.50 GHz (2.41 GHz). The Intel Processor U300E has 5 CPU cores with a clock frequency of 1.10 GHz (4.30 GHz).

Intel Atom Z3770D Characteristic Intel Processor U300E
4 Cores 5
4 Threads 6
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading Yes
No Overclocking ? No
1.50 GHz (2.41 GHz) A-Core 1.10 GHz (4.30 GHz)
1x Raptor Cove
-- B-Core 0.80 GHz (3.20 GHz)
4x Gracemont

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 Z3770D Characteristic Intel Processor U300E
-- 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.

Intel HD Graphics (Bay Trail GT1) GPU Intel UHD Graphics 13th Gen (48 EU)
0.31 GHz GPU frequency 0.20 GHz
0.69 GHz GPU (Turbo) 1.10 GHz
7 GPU Generation 13
22 nm Technology 10 nm
2 Max. displays 3
4 Compute units 48
32 Shader 384
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 32 GB
11.2 DirectX Version 12.1

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.

Intel HD Graphics (Bay Trail GT1) GPU Intel UHD Graphics 13th Gen (48 EU)
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
No Codec AV1 Decode
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Atom Z3770D supports a maximum of 2 GB of memory in 1 memory channels. The Intel Processor U300E can connect up to 96 GB of memory in 2 memory channels.

Intel Atom Z3770D Characteristic Intel Processor U300E
DDR3L-1333 Memory LPDDR5-6400, LPDDR4X-4266, DDR5-5200, DDR4-3200
2 GB Max. Memory 96 GB
1 (Single Channel) Memory channels 2 (Dual Channel)
10.6 GB/s Max. Bandwidth 102.4 GB/s
No ECC No
-- L2 Cache --
2.00 MB L3 Cache 10.00 MB
-- PCIe version 4.0
-- PCIe lanes 20
-- PCIe Bandwidth 39.4 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Atom Z3770D has a TDP of 4 W, that of the Intel Processor U300E is 15 W.

Intel Atom Z3770D Characteristic Intel Processor U300E
4 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) 55 W
-- TDP up 28 W
-- TDP down 12 W
90 °C Tjunction max. 100 °C

Technical details

The Intel Atom Z3770D has a 2.00 MB cache, while the Intel Processor U300E cache has a total of 10.00 MB.

Intel Atom Z3770D Characteristic Intel Processor U300E
22 nm Technology 10 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX2
BGA 1380 Socket BGA 1744
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Operating systems Windows 10, Windows 11, Linux
Q3/2013 Release date Q1/2023
-- Release price --
show more data show more data


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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 Z3770D Intel Atom Z3770D
Intel HD Graphics (Bay Trail GT1) @ 0.69 GHz
44 (5%)
Intel Processor U300E Intel Processor U300E
Intel UHD Graphics 13th Gen (48 EU) @ 1.10 GHz
844 (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 Z3770D Intel Atom Z3770D
4C 4T @ 1.50 GHz
488 (100%)
Intel Processor U300E Intel Processor U300E
5C 6T @ 1.10 GHz
0 (0%)

Devices using this processor

Intel Atom Z3770D Intel Processor U300E
Unknown Unknown

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