Intel Atom Z3735E vs UNISOC SC9863A

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CPU comparison with benchmarks


Intel Atom Z3735E CPU1 vs CPU2 UNISOC SC9863A
Intel Atom Z3735E UNISOC SC9863A

CPU comparison

Intel Atom Z3735E or UNISOC SC9863A - 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 Z3735E has 4 cores with 4 threads and clocks with a maximum frequency of 1.83 GHz. Up to 1 GB of memory is supported in 1 memory channels. The Intel Atom Z3735E was released in Q1/2014.

The UNISOC SC9863A has 8 cores with 8 threads and clocks with a maximum frequency of 1.20 GHz. The CPU supports up to GB of memory in 0 memory channels. The UNISOC SC9863A was released in Q2/2019.
Intel Atom (108) Family UNISOC 4G (10)
Intel Atom Z3700 (16) CPU group UNISOC 4G 28nm (2)
4 Generation 0
Bay Trail Architecture --
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom Z3735E has 4 CPU cores and can calculate 4 threads in parallel. The clock frequency of the Intel Atom Z3735E is 1.33 GHz (1.83 GHz) while the UNISOC SC9863A has 8 CPU cores and 8 threads can calculate simultaneously. The clock frequency of the UNISOC SC9863A is at 1.20 GHz.

Intel Atom Z3735E Characteristic UNISOC SC9863A
4 Cores 8
4 Threads 8
normal Core architecture hybrid (big.LITTLE)
No Hyperthreading No
No Overclocking ? No
1.33 GHz (1.83 GHz) A-Core 1.20 GHz
4x Cortex-A55
-- B-Core 1.60 GHz
4x Cortex-A55

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 Z3735E Characteristic UNISOC SC9863A
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Atom Z3735E or UNISOC SC9863A 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 PowerVR GE8322
0.31 GHz GPU frequency 0.55 GHz
0.65 GHz GPU (Turbo) --
7 GPU Generation --
22 nm Technology 20 nm
2 Max. displays 1
4 Compute units 1
32 Shader --
No Hardware Raytracing No
No Frame Generation No
2 GB Max. GPU Memory --
11.2 DirectX Version 10

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 PowerVR GE8322
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 No
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 No
Decode Codec JPEG No

Memory & PCIe

The Intel Atom Z3735E can use up to 1 GB of memory in 1 memory channels. The maximum memory bandwidth is 10.6 GB/s. The UNISOC SC9863A supports up to GB of memory in 0 memory channels and achieves a memory bandwidth of up to --.

Intel Atom Z3735E Characteristic UNISOC SC9863A
DDR3L-1333 Memory LPDDR4X, LPDDR4, LPDDR3
1 GB Max. Memory
1 (Single Channel) Memory channels 0
10.6 GB/s Max. Bandwidth --
No ECC No
-- L2 Cache --
2.00 MB L3 Cache --
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Atom Z3735E is 4 W, while the UNISOC SC9863A has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Atom Z3735E Characteristic UNISOC SC9863A
4 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Atom Z3735E is manufactured in 22 nm and has 2.00 MB cache. The UNISOC SC9863A is manufactured in 28 nm and has a 0.00 MB cache.

Intel Atom Z3735E Characteristic UNISOC SC9863A
22 nm Technology 28 nm
Monolithic Chip design Unknown
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4.1, SSE4.2 ISA extensions --
BGA 138 Socket --
VT-x, VT-x EPT Virtualization None
Yes AES-NI No
Operating systems Android
Q1/2014 Release date Q2/2019
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Intel Atom Z3735E to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the UNISOC SC9863A to help other visitors make their purchasing decisions. The average rating is 3.3 stars (3 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Atom Z3735E (100%)
UNISOC SC9863A (85%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Atom Z3735E (26%)
UNISOC SC9863A (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 Z3735E Intel Atom Z3735E
4C 4T @ 1.83 GHz
172 (100%)
UNISOC SC9863A UNISOC SC9863A
8C 8T @ 1.20 GHz
147 (85%)

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 Z3735E Intel Atom Z3735E
4C 4T @ 1.83 GHz
200 (26%)
UNISOC SC9863A UNISOC SC9863A
8C 8T @ 1.20 GHz
768 (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 Z3735E Intel Atom Z3735E
Intel HD Graphics (Bay Trail GT1) @ 0.65 GHz
41 (100%)
UNISOC SC9863A UNISOC SC9863A
PowerVR GE8322 @ 0.55 GHz
35 (85%)

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 Z3735E Intel Atom Z3735E
4C 4T @ 1.83 GHz
557 (100%)
UNISOC SC9863A UNISOC SC9863A
8C 8T @ 1.20 GHz
0 (0%)

Devices using this processor

Intel Atom Z3735E UNISOC SC9863A
Unknown Unknown

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