Intel Atom Z3775 vs Intel Atom Z3770

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CPU comparison with benchmarks


Intel Atom Z3775 CPU1 vs CPU2 Intel Atom Z3770
Intel Atom Z3775 Intel Atom Z3770

CPU comparison

Intel Atom Z3775 or Intel Atom Z3770 - 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 Z3775 has 4 cores with 4 threads and clocks with a maximum frequency of 2.39 GHz. Up to 4 GB of memory is supported in 2 memory channels. The Intel Atom Z3775 was released in Q1/2014.

The Intel Atom Z3770 has 4 cores with 4 threads and clocks with a maximum frequency of 2.39 GHz. The CPU supports up to 4 GB of memory in 2 memory channels. The Intel Atom Z3770 was released in Q3/2013.
Intel Atom (108) Family Intel Atom (108)
Intel Atom Z3700 (16) CPU group Intel Atom Z3700 (16)
4 Generation 4
Bay Trail Architecture Bay Trail
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom Z3775 has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Atom Z3775 is 1.46 GHz (2.39 GHz) while the Intel Atom Z3770 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Atom Z3770 is at 1.46 GHz (2.39 GHz).

Intel Atom Z3775 Characteristic Intel Atom Z3770
4 Cores 4
4 Threads 4
normal Core architecture normal
No Hyperthreading No
No Overclocking ? No
1.46 GHz Frequency 1.46 GHz
2.39 GHz Turbo Frequency (1 Core) 2.39 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 Z3775 Characteristic Intel Atom Z3770
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Atom Z3775 or Intel Atom Z3770 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.

Intel HD Graphics (Bay Trail GT1) GPU Intel HD Graphics (Bay Trail GT1)
0.31 GHz GPU frequency 0.31 GHz
0.78 GHz GPU (Turbo) 0.67 GHz
7 GPU Generation 7
22 nm Technology 22 nm
2 Max. displays 2
4 Compute units 4
32 Shader 32
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory 2 GB
11.2 DirectX Version 11.2

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 HD Graphics (Bay Trail GT1)
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode Codec JPEG Decode

Memory & PCIe

The Intel Atom Z3775 can use up to 4 GB of memory in 2 memory channels. The maximum memory bandwidth is 17.1 GB/s. The Intel Atom Z3770 supports up to 4 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 17.1 GB/s.

Intel Atom Z3775 Characteristic Intel Atom Z3770
LPDDR3-1066 Memory LPDDR3-1066
4 GB Max. Memory 4 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
17.1 GB/s Max. Bandwidth 17.1 GB/s
No ECC No
-- L2 Cache --
2.00 MB L3 Cache 2.00 MB
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Atom Z3775 is 3.5 W, while the Intel Atom Z3770 has a TDP of 3.5 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Atom Z3775 Characteristic Intel Atom Z3770
3.5 W TDP (PL1 / PBP) 3.5 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
90 °C Tjunction max. 90 °C

Technical details

The Intel Atom Z3775 is manufactured in 22 nm and has 2.00 MB cache. The Intel Atom Z3770 is manufactured in 22 nm and has a 2.00 MB cache.

Intel Atom Z3775 Characteristic Intel Atom Z3770
22 nm Technology 22 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
BGA 1380 Socket BGA 1380
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT
Yes AES-NI Yes
Operating systems
Q1/2014 Release date Q3/2013
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 0 CPU benchmarks
Intel Atom Z3775 (0%)
Intel Atom Z3770 (0%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Atom Z3775 (95%)
Intel Atom Z3770 (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 Z3775 Intel Atom Z3775
Intel HD Graphics (Bay Trail GT1) @ 0.78 GHz
50 (100%)
Intel Atom Z3770 Intel Atom Z3770
Intel HD Graphics (Bay Trail GT1) @ 0.67 GHz
43 (86%)

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 Z3775 Intel Atom Z3775
4C 4T @ 1.46 GHz
703 (95%)
Intel Atom Z3770 Intel Atom Z3770
4C 4T @ 1.46 GHz
739 (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 Z3775 Intel Atom Z3775
4C 4T @ 2.39 GHz
235 (100%)
Intel Atom Z3770 Intel Atom Z3770
4C 4T @ 2.39 GHz
0 (0%)

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 Z3775 Intel Atom Z3775
4C 4T @ 1.46 GHz
803 (100%)
Intel Atom Z3770 Intel Atom Z3770
4C 4T @ 1.46 GHz
0 (0%)

Devices using this processor

Intel Atom Z3775 Intel Atom Z3770
Unknown Unknown

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