Qualcomm Snapdragon 8cx vs Intel Celeron 5305U

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CPU comparison with benchmarks


Qualcomm Snapdragon 8cx CPU1 vs CPU2 Intel Celeron 5305U
Qualcomm Snapdragon 8cx Intel Celeron 5305U

CPU comparison

In this CPU comparison, we compare the Qualcomm Snapdragon 8cx and the Intel Celeron 5305U and use benchmarks to check which processor is faster.

We compare the Qualcomm Snapdragon 8cx 8 core processor released in Q4/2018 with the Intel Celeron 5305U which has 2 CPU cores and was introduced in Q2/2020.
Qualcomm Snapdragon (102) Family Intel Celeron (165)
Qualcomm Snapdragon 8cx (2) CPU group Intel Celeron 5000 (2)
2 Generation 10
Kryo 495 Architecture Comet Lake U
Mobile Segment Mobile
-- Predecessor Intel Celeron 4305U
-- Successor --

CPU Cores and Base Frequency

The Qualcomm Snapdragon 8cx is a 8 core processor with a clock frequency of 2.84 GHz. The processor can compute 8 threads at the same time. The Intel Celeron 5305U clocks with 2.30 GHz, has 2 CPU cores and can calculate 2 threads in parallel.

Qualcomm Snapdragon 8cx Characteristic Intel Celeron 5305U
8 Cores 2
8 Threads 2
hybrid (big.LITTLE) Core architecture normal
No Hyperthreading No
No Overclocking ? No
2.84 GHz
4x Kryo 495 Gold
A-Core 2.30 GHz
1.80 GHz
4x Kryo 495 Silver
B-Core --

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 8cx Characteristic Intel Celeron 5305U
Qualcomm AI engine AI hardware --
Hexagon 685 @ 3 TOPS 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.

Qualcomm Adreno 680 GPU Intel UHD Graphics (Comet Lake)
0.25 GHz GPU frequency 0.30 GHz
0.59 GHz GPU (Turbo) 0.90 GHz
5 GPU Generation 9.5
7 nm Technology 14 nm
2 Max. displays 3
8 Compute units 24
768 Shader 192
No Hardware Raytracing No
No Frame Generation No
4 GB Max. GPU Memory 32 GB
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 680 GPU Intel UHD Graphics (Comet Lake)
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
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

Up to 16 GB of memory in a maximum of 8 memory channels is supported by the Qualcomm Snapdragon 8cx, while the Intel Celeron 5305U supports a maximum of 64 GB of memory with a maximum memory bandwidth of 38.4 GB/s enabled.

Qualcomm Snapdragon 8cx Characteristic Intel Celeron 5305U
LPDDR4X-4266 Memory LPDDR3-2133, DDR4-2400
16 GB Max. Memory 64 GB
8 (Octa Channel) Memory channels 2 (Dual Channel)
68.2 GB/s Max. Bandwidth 38.4 GB/s
No ECC No
-- L2 Cache --
2.00 MB L3 Cache 2.00 MB
-- PCIe version 2.0
-- PCIe lanes 12
-- PCIe Bandwidth 6.0 GB/s

Thermal Management

The Qualcomm Snapdragon 8cx has a TDP of 7 W. The TDP of the Intel Celeron 5305U is 15 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Qualcomm Snapdragon 8cx Characteristic Intel Celeron 5305U
7 W TDP (PL1 / PBP) 15 W
-- TDP (PL2) --
-- TDP up --
-- TDP down 12.5 W
-- Tjunction max. 100 °C

Technical details

The Qualcomm Snapdragon 8cx has 2.00 MB cache and is manufactured in 7 nm. The cache of Intel Celeron 5305U is at 2.00 MB. The processor is manufactured in 14 nm.

Qualcomm Snapdragon 8cx Characteristic Intel Celeron 5305U
7 nm Technology 14 nm
Chiplet Chip design Monolithic
Armv8-A (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- ISA extensions SSE4.1, SSE4.2
-- Socket BGA 1528
None Virtualization VT-x, VT-x EPT, VT-d
No AES-NI Yes
Android, Windows 10 (ARM) Operating systems Windows 10, Windows 11, Linux
Q4/2018 Release date Q2/2020
-- Release price 128 $
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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.
Qualcomm Snapdragon 8cx Qualcomm Snapdragon 8cx
Qualcomm Adreno 680 @ 0.59 GHz
1843 (100%)
Intel Celeron 5305U Intel Celeron 5305U
Intel UHD Graphics (Comet Lake) @ 0.90 GHz
361 (20%)

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 8cx Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz
724 (100%)
Intel Celeron 5305U Intel Celeron 5305U
2C 2T @ 2.30 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.
Qualcomm Snapdragon 8cx Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz
2808 (100%)
Intel Celeron 5305U Intel Celeron 5305U
2C 2T @ 2.30 GHz
0 (0%)

Performance for Artificial Intelligence (AI) and Machine Learning (ML)

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. The performance is given in the number (trillions) of arithmetic operations per second (TOPS).
Qualcomm Snapdragon 8cx Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz
3 (100%)
Intel Celeron 5305U Intel Celeron 5305U
2C 2T @ 2.30 GHz
0 (0%)

Devices using this processor

Qualcomm Snapdragon 8cx Intel Celeron 5305U
Lenovo Flex 5G
Lenovo Yoga C 5G
Samsung Galaxy Book S
Unknown

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