Qualcomm Snapdragon Microsoft SQ1 vs UNISOC T618

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CPU comparison with benchmarks


Qualcomm Snapdragon Microsoft SQ1 CPU1 vs CPU2 UNISOC T618
Qualcomm Snapdragon Microsoft SQ1 UNISOC T618

CPU comparison

Qualcomm Snapdragon Microsoft SQ1 or UNISOC T618 - 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 Qualcomm Snapdragon Microsoft SQ1 has 8 cores with 8 threads and clocks with a maximum frequency of 3.00 GHz. Up to 16 GB of memory is supported in 8 memory channels. The Qualcomm Snapdragon Microsoft SQ1 was released in Q3/2019.

The UNISOC T618 has 8 cores with 8 threads and clocks with a maximum frequency of 2.00 GHz. The CPU supports up to GB of memory in 2 memory channels. The UNISOC T618 was released in Q3/2019.
Qualcomm Snapdragon (102) Family UNISOC 4G (10)
Qualcomm Snapdragon SQ1/SQ2 (2) CPU group UNISOC 4G 12nm (8)
1 Generation 0
Kryo 495 Architecture --
Mobile Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Qualcomm Snapdragon Microsoft SQ1 is a 8 core processor with a clock frequency of 3.00 GHz. The UNISOC T618 has 8 CPU cores with a clock frequency of 2.00 GHz.

Qualcomm Snapdragon Microsoft SQ1 Characteristic UNISOC T618
8 Cores 8
8 Threads 8
hybrid (big.LITTLE) Core architecture hybrid (big.LITTLE)
No Hyperthreading No
No Overclocking ? No
3.00 GHz
4x Kryo 495 Gold
A-Core 2.00 GHz
2x Cortex-A75
1.80 GHz
4x Kryo 495 Silver
B-Core 2.00 GHz
6x Cortex-A55

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.

Qualcomm Snapdragon Microsoft SQ1 Characteristic UNISOC T618
-- AI hardware --
-- AI specifications --

Internal Graphics

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.

Qualcomm Adreno 685 GPU ARM Mali-G52 MP2
0.25 GHz GPU frequency 0.85 GHz
0.65 GHz GPU (Turbo) --
5 GPU Generation Bifrost 2
7 nm Technology 16 nm
2 Max. displays 2
8 Compute units 2
1536 Shader 32
No Hardware Raytracing No
No Frame Generation No
4 GB Max. GPU Memory --
12.0 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.

Qualcomm Adreno 685 GPU ARM Mali-G52 MP2
Decode / Encode Codec h265 / HEVC (8 bit) Decode / Encode
Decode / Encode Codec h265 / HEVC (10 bit) Decode / Encode
Decode / Encode Codec h264 Decode / Encode
Decode Codec VP9 Decode / Encode
Decode / Encode Codec VP8 Decode / Encode
No Codec AV1 No
Decode Codec AVC Decode / Encode
Decode Codec VC-1 Decode / Encode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The Qualcomm Snapdragon Microsoft SQ1 supports a maximum of 16 GB of memory in 8 memory channels. The UNISOC T618 can connect up to GB of memory in 2 memory channels.

Qualcomm Snapdragon Microsoft SQ1 Characteristic UNISOC T618
LPDDR4X-4266 Memory LPDDR4X-1866, LPDDR4-1866, LPDDR3-933
16 GB Max. Memory
8 (Octa Channel) Memory channels 2 (Dual Channel)
34.1 GB/s Max. Bandwidth --
No ECC No
-- L2 Cache --
2.00 MB L3 Cache --
-- PCIe version --
-- PCIe lanes --
-- PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Qualcomm Snapdragon Microsoft SQ1 has a TDP of 7 W, that of the UNISOC T618 is --.

Qualcomm Snapdragon Microsoft SQ1 Characteristic UNISOC T618
7 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Qualcomm Snapdragon Microsoft SQ1 has a 2.00 MB cache, while the UNISOC T618 cache has a total of 0.00 MB.

Qualcomm Snapdragon Microsoft SQ1 Characteristic UNISOC T618
7 nm Technology 12 nm
Chiplet Chip design Unknown
Armv8-A (64 bit) Instruction set (ISA) Armv8-A (64 bit)
-- ISA extensions --
-- Socket --
None Virtualization None
No AES-NI No
Android, Windows 10 (ARM) Operating systems Android
Q3/2019 Release date Q3/2019
-- Release price --
show more data show more data


Rate these processors

Here you can rate the Qualcomm Snapdragon Microsoft SQ1 to help other visitors make their purchasing decisions. The average rating is 1.0 stars (1 ratings). Rate now:
Here you can rate the UNISOC T618 to help other visitors make their purchasing decisions. The average rating is 3.2 stars (5 ratings). Rate now:


Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Qualcomm Snapdragon Microsoft SQ1 (100%)
UNISOC T618 (53%)
⌀ Multi core performance in 1 CPU benchmarks
Qualcomm Snapdragon Microsoft SQ1 (100%)
UNISOC T618 (50%)

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.
Qualcomm Snapdragon Microsoft SQ1 Qualcomm Snapdragon Microsoft SQ1
8C 8T @ 3.00 GHz
724 (100%)
UNISOC T618 UNISOC T618
8C 8T @ 2.00 GHz
385 (53%)

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.
Qualcomm Snapdragon Microsoft SQ1 Qualcomm Snapdragon Microsoft SQ1
8C 8T @ 3.00 GHz
2808 (100%)
UNISOC T618 UNISOC T618
8C 8T @ 2.00 GHz
1418 (50%)

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.
Qualcomm Snapdragon Microsoft SQ1 Qualcomm Snapdragon Microsoft SQ1
Qualcomm Adreno 685 @ 0.65 GHz
2030 (100%)
UNISOC T618 UNISOC T618
ARM Mali-G52 MP2 @ 0.85 GHz
54 (3%)

Cinebench 2024 (Single-Core)

The Cinebench 2024 benchmark is based on the Redshift rendering engine, which is also used in Maxon's 3D program Cinema 4D. The benchmark runs are each 10 minutes long to test whether the processor is limited by its heat generation.
Qualcomm Snapdragon Microsoft SQ1 Qualcomm Snapdragon Microsoft SQ1
8C 8T @ 3.00 GHz
45 (100%)
UNISOC T618 UNISOC T618
8C 8T @ 2.00 GHz
0 (0%)

Cinebench 2024 (Multi-Core)

The Multi-Core test of the Cinebench 2024 benchmark uses all cpu cores to render using the Redshift rendering engine, which is also used in Maxons Cinema 4D. The benchmark run is 10 minutes long to test whether the processor is limited by its heat generation.
Qualcomm Snapdragon Microsoft SQ1 Qualcomm Snapdragon Microsoft SQ1
8C 8T @ 3.00 GHz
200 (100%)
UNISOC T618 UNISOC T618
8C 8T @ 2.00 GHz
0 (0%)

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.
Qualcomm Snapdragon Microsoft SQ1 Qualcomm Snapdragon Microsoft SQ1
8C 8T @ 3.00 GHz
0 (0%)
UNISOC T618 UNISOC T618
8C 8T @ 2.00 GHz
464 (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.
Qualcomm Snapdragon Microsoft SQ1 Qualcomm Snapdragon Microsoft SQ1
8C 8T @ 3.00 GHz
0 (0%)
UNISOC T618 UNISOC T618
8C 8T @ 2.00 GHz
1513 (100%)

Devices using this processor

Qualcomm Snapdragon Microsoft SQ1 UNISOC T618
Microsoft Surface X Unknown

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