Qualcomm Snapdragon 8cx vs Intel Core i7-2670QM

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CPU comparison with benchmarks


Qualcomm Snapdragon 8cx CPU1 vs CPU2 Intel Core i7-2670QM
Qualcomm Snapdragon 8cx Intel Core i7-2670QM

CPU comparison

In this CPU comparison, we compare the Qualcomm Snapdragon 8cx and the Intel Core i7-2670QM 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 Core i7-2670QM which has 4 CPU cores and was introduced in Q4/2011.
Qualcomm Snapdragon (102) Family Intel Core i7 (298)
Qualcomm Snapdragon 8cx (2) CPU group Intel Core i 2000M (46)
2 Generation 2
Kryo 495 Architecture Sandy Bridge H
Mobile Segment Mobile
-- Predecessor --
-- 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 Core i7-2670QM clocks with 2.20 GHz (3.10 GHz), has 4 CPU cores and can calculate 8 threads in parallel.

Qualcomm Snapdragon 8cx Characteristic Intel Core i7-2670QM
8 Cores 4
8 Threads 8
hybrid (big.LITTLE) Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
2.84 GHz
4x Kryo 495 Gold
A-Core 2.20 GHz (3.10 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 Core i7-2670QM
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 HD Graphics 3000
0.25 GHz GPU frequency 0.65 GHz
0.59 GHz GPU (Turbo) 1.10 GHz
5 GPU Generation 6
7 nm Technology 32 nm
2 Max. displays 2
8 Compute units 12
768 Shader 96
No Hardware Raytracing No
No Frame Generation No
4 GB Max. GPU Memory 2 GB
12.0 DirectX Version 10.1

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.

Qualcomm Adreno 680 GPU Intel HD Graphics 3000
Decode / Encode Codec h265 / HEVC (8 bit) No
Decode / Encode Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
Decode Codec VP9 No
Decode / Encode Codec VP8 No
No Codec AV1 No
Decode Codec AVC Decode / Encode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG No

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 Core i7-2670QM supports a maximum of 32 GB of memory with a maximum memory bandwidth of 21.3 GB/s enabled.

Qualcomm Snapdragon 8cx Characteristic Intel Core i7-2670QM
LPDDR4X-4266 Memory DDR3-1066, DDR3-1333
16 GB Max. Memory 32 GB
8 (Octa Channel) Memory channels 2 (Dual Channel)
68.2 GB/s Max. Bandwidth 21.3 GB/s
No ECC No
-- L2 Cache --
2.00 MB L3 Cache 6.00 MB
-- PCIe version 2.0
-- PCIe lanes 16
-- PCIe Bandwidth 8.0 GB/s

Thermal Management

The Qualcomm Snapdragon 8cx has a TDP of 7 W. The TDP of the Intel Core i7-2670QM is 45 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Qualcomm Snapdragon 8cx Characteristic Intel Core i7-2670QM
7 W TDP (PL1 / PBP) 45 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- 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 Core i7-2670QM is at 6.00 MB. The processor is manufactured in 32 nm.

Qualcomm Snapdragon 8cx Characteristic Intel Core i7-2670QM
7 nm Technology 32 nm
Chiplet Chip design Monolithic
Armv8-A (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- ISA extensions SSE4.1, SSE4.2, AVX
-- Socket PGA 988
None Virtualization VT-x, VT-x EPT
No AES-NI Yes
Android, Windows 10 (ARM) Operating systems Windows 10, Linux
Q4/2018 Release date Q4/2011
-- Release price 280 $
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Rate these processors

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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Qualcomm Snapdragon 8cx (100%)
Intel Core i7-2670QM (86%)
⌀ Multi core performance in 1 CPU benchmarks
Qualcomm Snapdragon 8cx (100%)
Intel Core i7-2670QM (82%)

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 Core i7-2670QM Intel Core i7-2670QM
4C 8T @ 3.10 GHz
622 (86%)

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 Core i7-2670QM Intel Core i7-2670QM
4C 8T @ 2.20 GHz
2302 (82%)

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 Core i7-2670QM Intel Core i7-2670QM
Intel HD Graphics 3000 @ 1.10 GHz
211 (11%)

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 8cx Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz
0 (0%)
Intel Core i7-2670QM Intel Core i7-2670QM
4C 8T @ 3.10 GHz
527 (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 8cx Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz
0 (0%)
Intel Core i7-2670QM Intel Core i7-2670QM
4C 8T @ 2.20 GHz
1764 (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.
Qualcomm Snapdragon 8cx Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz
0 (0%)
Intel Core i7-2670QM Intel Core i7-2670QM
4C 8T @ 2.20 GHz
3750 (100%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.
Qualcomm Snapdragon 8cx Qualcomm Snapdragon 8cx
8C 8T @ 2.84 GHz
0 (0%)
Intel Core i7-2670QM Intel Core i7-2670QM
4C 8T @ 2.20 GHz
1201 (100%)

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 Core i7-2670QM Intel Core i7-2670QM
4C 8T @ 2.20 GHz
0 (0%)

Devices using this processor

Qualcomm Snapdragon 8cx Intel Core i7-2670QM
Lenovo Flex 5G
Lenovo Yoga C 5G
Samsung Galaxy Book S
Unknown

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