Intel Core i7-8709G vs Qualcomm Snapdragon 678

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CPU comparison with benchmarks


Intel Core i7-8709G CPU1 vs CPU2 Qualcomm Snapdragon 678
Intel Core i7-8709G Qualcomm Snapdragon 678

CPU comparison

Intel Core i7-8709G or Qualcomm Snapdragon 678 - 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 Core i7-8709G has 4 cores with 8 threads and clocks with a maximum frequency of 4.10 GHz. Up to 64 GB of memory is supported in 2 memory channels. The Intel Core i7-8709G was released in Q1/2018.

The Qualcomm Snapdragon 678 has 8 cores with 8 threads and clocks with a maximum frequency of 2.20 GHz. The CPU supports up to 8 GB of memory in 2 memory channels. The Qualcomm Snapdragon 678 was released in Q4/2020.
Intel Core i7 (298) Family Qualcomm Snapdragon (103)
Intel Core i 8000G (5) CPU group Qualcomm Snapdragon 675/678 (2)
8 Generation 7
Kaby Lake G Refresh Architecture Kryo 460
Mobile Segment Mobile
-- Predecessor Qualcomm Snapdragon 675
-- Successor --

CPU Cores and Base Frequency

The Intel Core i7-8709G is a 4 core processor with a clock frequency of 3.10 GHz (4.10 GHz). The Qualcomm Snapdragon 678 has 8 CPU cores with a clock frequency of 2.20 GHz.

Intel Core i7-8709G Characteristic Qualcomm Snapdragon 678
4 Cores 8
8 Threads 8
normal Core architecture hybrid (big.LITTLE)
Yes Hyperthreading No
No Overclocking ? No
3.10 GHz (4.10 GHz) A-Core 2.20 GHz
2x Kryo 460 Gold
-- B-Core 1.70 GHz
6x Kryp 460 Silver

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 Core i7-8709G Characteristic Qualcomm Snapdragon 678
-- AI hardware Qualcomm AI engine
-- AI specifications Hexagon 685 @ 3 TOPS
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

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.

AMD Radeon RX Vega M GH GPU Qualcomm Adreno 612
1.06 GHz GPU frequency 0.85 GHz
1.19 GHz GPU (Turbo) 0.85 GHz
8 GPU Generation 6
14 nm Technology 11 nm
6 Max. displays 0
24 Compute units --
1536 Shader --
No Hardware Raytracing No
No Frame Generation No
4 GB Max. GPU Memory --
12.1 DirectX Version 12.1

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.

AMD Radeon RX Vega M GH GPU Qualcomm Adreno 612
Decode / Encode Codec h265 / HEVC (8 bit) Decode
Decode / Encode Codec h265 / HEVC (10 bit) Decode
Decode / Encode Codec h264 Decode / Encode
Decode / Encode Codec VP9 Decode
Decode / Encode Codec VP8 Decode
No Codec AV1 No
Decode / Encode Codec AVC Decode
Decode Codec VC-1 Decode
Decode / Encode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core i7-8709G supports a maximum of 64 GB of memory in 2 memory channels. The Qualcomm Snapdragon 678 can connect up to 8 GB of memory in 2 memory channels.

Intel Core i7-8709G Characteristic Qualcomm Snapdragon 678
DDR4-2400 Memory LPDDR4X-3733
64 GB Max. Memory 8 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
38.4 GB/s Max. Bandwidth 14.9 GB/s
No ECC No
-- L2 Cache --
8.00 MB L3 Cache --
3.0 PCIe version --
8 PCIe lanes --
7.9 GB/s PCIe Bandwidth --

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Core i7-8709G has a TDP of 100 W, that of the Qualcomm Snapdragon 678 is --.

Intel Core i7-8709G Characteristic Qualcomm Snapdragon 678
100 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core i7-8709G has a 8.00 MB cache, while the Qualcomm Snapdragon 678 cache has a total of 0.00 MB.

Intel Core i7-8709G Characteristic Qualcomm Snapdragon 678
14 nm Technology 11 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions --
BGA 2270 Socket --
VT-x, VT-x EPT, VT-d Virtualization None
Yes AES-NI No
Windows 10, Windows 11, Linux Operating systems Android
Q1/2018 Release date Q4/2020
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 2 CPU benchmarks
Intel Core i7-8709G (100%)
Qualcomm Snapdragon 678 (50%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Core i7-8709G (100%)
Qualcomm Snapdragon 678 (37%)

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 Core i7-8709G Intel Core i7-8709G
4C 8T @ 4.10 GHz
1089 (100%)
Qualcomm Snapdragon 678 Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz
534 (49%)

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 Core i7-8709G Intel Core i7-8709G
4C 8T @ 3.60 GHz
3940 (100%)
Qualcomm Snapdragon 678 Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz
1553 (39%)

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.
Intel Core i7-8709G Intel Core i7-8709G
4C 8T @ 4.10 GHz
1371 (100%)
Qualcomm Snapdragon 678 Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz
694 (51%)

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.
Intel Core i7-8709G Intel Core i7-8709G
4C 8T @ 3.60 GHz
4420 (100%)
Qualcomm Snapdragon 678 Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz
1489 (34%)

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 Core i7-8709G Intel Core i7-8709G
AMD Radeon RX Vega M GH @ 1.19 GHz
3656 (100%)
Qualcomm Snapdragon 678 Qualcomm Snapdragon 678
Qualcomm Adreno 612 @ 0.85 GHz
0 (0%)

AnTuTu 8 Benchmark

The AnTuTu 8 Benchmark measures the performance of a SoC. AnTuTu benchmarks the CPU, GPU, Memory as well as the UX (User Experience) by simulating browser and app usage. AnTuTu can benchmark any ARM CPU that runs under Android or iOS. Devices may not be directly compareable if the benchmark has been performed under different operating systems.

In the AnTuTu 8 benchmark, the single-core performance of a processor is only slightly weighted. The evaluation consists of the multi-core performance of the processor, the speed of the RAM and the performance of the internal graphics.
Intel Core i7-8709G Intel Core i7-8709G
4C 8T @ 3.10 GHz
0 (0%)
Qualcomm Snapdragon 678 Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz
224586 (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.
Intel Core i7-8709G Intel Core i7-8709G
4C 8T @ 3.60 GHz
7885 (100%)
Qualcomm Snapdragon 678 Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz
0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.
Intel Core i7-8709G Intel Core i7-8709G
4C 8T @ 4.10 GHz
174 (100%)
Qualcomm Snapdragon 678 Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz
0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.
Intel Core i7-8709G Intel Core i7-8709G
4C 8T @ 3.60 GHz
809 (100%)
Qualcomm Snapdragon 678 Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz
0 (0%)

AI performance (NPU)

The performance values of the processor's AI unit. The isolated NPU performance is given here, the total AI performance (NPU+CPU+iGPU) can be higher.

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).
Intel Core i7-8709G Intel Core i7-8709G
4C 8T @ 3.10 GHz
0 (0%)
Qualcomm Snapdragon 678 Qualcomm Snapdragon 678
8C 8T @ 2.20 GHz
3 (100%)

Devices using this processor

Intel Core i7-8709G Qualcomm Snapdragon 678
Unknown Xiaomi Redmi Note 10
Motorola Moto G Stylus 2021

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