Intel Core i7-5775R vs Qualcomm Snapdragon 427

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CPU comparison with benchmarks


Intel Core i7-5775R CPU1 vs CPU2 Qualcomm Snapdragon 427
Intel Core i7-5775R Qualcomm Snapdragon 427

CPU comparison

Intel Core i7-5775R or Qualcomm Snapdragon 427 - 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 i7-5775R has 4 cores with 8 threads and clocks with a maximum frequency of 3.80 GHz. Up to 32 GB of memory is supported in 2 memory channels. The Intel Core i7-5775R was released in Q2/2015.

The Qualcomm Snapdragon 427 has 4 cores with 4 threads and clocks with a maximum frequency of 1.40 GHz. The CPU supports up to 4 GB of memory in 1 memory channels. The Qualcomm Snapdragon 427 was released in Q1/2017.
Intel Core i7 (298) Family Qualcomm Snapdragon (104)
Intel Core i 5000 (7) CPU group Qualcomm Snapdragon 425/427 (2)
5 Generation 3
Broadwell S Architecture Cortex-A53
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Core i7-5775R has 4 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Core i7-5775R is 3.30 GHz (3.80 GHz) while the Qualcomm Snapdragon 427 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Qualcomm Snapdragon 427 is at 1.40 GHz.

Intel Core i7-5775R Characteristic Qualcomm Snapdragon 427
4 Cores 4
8 Threads 4
normal Core architecture normal
Yes Hyperthreading No
Yes Overclocking ? No
3.30 GHz Frequency 1.40 GHz
3.80 GHz Turbo Frequency (1 Core) --
3.50 GHz Turbo Frequency (All Cores) --

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 i7-5775R Characteristic Qualcomm Snapdragon 427
-- AI hardware Qualcomm AI engine
-- AI specifications Hexagon 536
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Core i7-5775R or Qualcomm Snapdragon 427 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 Iris Pro Graphics 6200 GPU Qualcomm Adreno 308
0.30 GHz GPU frequency 0.50 GHz
1.15 GHz GPU (Turbo) 0.50 GHz
8 GPU Generation 3
14 nm Technology 28 nm
3 Max. displays 0
48 Compute units --
384 Shader 24
No Hardware Raytracing No
No Frame Generation No
32 GB Max. GPU Memory --
12 DirectX Version 11

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 Iris Pro Graphics 6200 GPU Qualcomm Adreno 308
No Codec h265 / HEVC (8 bit) Decode
No Codec h265 / HEVC (10 bit) No
Decode / Encode Codec h264 Decode / Encode
No Codec VP9 No
Decode Codec VP8 No
No Codec AV1 No
Decode / Encode Codec AVC No
Decode Codec VC-1 Decode
Decode Codec JPEG Decode / Encode

Memory & PCIe

The Intel Core i7-5775R can use up to 32 GB of memory in 2 memory channels. The maximum memory bandwidth is 29.9 GB/s. The Qualcomm Snapdragon 427 supports up to 4 GB of memory in 1 memory channels and achieves a memory bandwidth of up to 5.4 GB/s.

Intel Core i7-5775R Characteristic Qualcomm Snapdragon 427
DDR3-1866 Memory LPDDR3-1333
32 GB Max. Memory 4 GB
2 (Dual Channel) Memory channels 1 (Single Channel)
29.9 GB/s Max. Bandwidth 5.4 GB/s
No ECC No
-- L2 Cache --
6.00 MB L3 Cache --
3.0 PCIe version --
16 PCIe lanes --
15.8 GB/s PCIe Bandwidth --

Thermal Management

The thermal design power (TDP for short) of the Intel Core i7-5775R is 65 W, while the Qualcomm Snapdragon 427 has a TDP of --. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Core i7-5775R Characteristic Qualcomm Snapdragon 427
65 W TDP (PL1 / PBP) --
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. --

Technical details

The Intel Core i7-5775R is manufactured in 14 nm and has 6.00 MB cache. The Qualcomm Snapdragon 427 is manufactured in 28 nm and has a 0.00 MB cache.

Intel Core i7-5775R Characteristic Qualcomm Snapdragon 427
14 nm Technology 28 nm
Monolithic Chip design Chiplet
x86-64 (64 bit) Instruction set (ISA) Armv8-A (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions --
BGA 1364 Socket --
VT-x, VT-x EPT, VT-d Virtualization None
Yes AES-NI No
Windows 10, Linux Operating systems Android
Q2/2015 Release date Q1/2017
-- Release price --
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Core i7-5775R (100%)
Qualcomm Snapdragon 427 (11%)
⌀ Multi core performance in 2 CPU benchmarks
Intel Core i7-5775R (100%)
Qualcomm Snapdragon 427 (8%)

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 i7-5775R Intel Core i7-5775R
4C 8T @ 3.80 GHz
1012 (100%)
Qualcomm Snapdragon 427 Qualcomm Snapdragon 427
4C 4T @ 1.40 GHz
116 (11%)

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 i7-5775R Intel Core i7-5775R
4C 8T @ 3.50 GHz
4002 (100%)
Qualcomm Snapdragon 427 Qualcomm Snapdragon 427
4C 4T @ 1.40 GHz
376 (9%)

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 i7-5775R Intel Core i7-5775R
Intel Iris Pro Graphics 6200 @ 1.15 GHz
883 (100%)
Qualcomm Snapdragon 427 Qualcomm Snapdragon 427
Qualcomm Adreno 308 @ 0.50 GHz
24 (3%)

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 i7-5775R Intel Core i7-5775R
4C 8T @ 3.50 GHz
7780 (100%)
Qualcomm Snapdragon 427 Qualcomm Snapdragon 427
4C 4T @ 1.40 GHz
437 (6%)

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.
Intel Core i7-5775R Intel Core i7-5775R
4C 8T @ 3.80 GHz
71 (100%)
Qualcomm Snapdragon 427 Qualcomm Snapdragon 427
4C 4T @ 1.40 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.
Intel Core i7-5775R Intel Core i7-5775R
4C 8T @ 3.80 GHz
304 (100%)
Qualcomm Snapdragon 427 Qualcomm Snapdragon 427
4C 4T @ 1.40 GHz
0 (0%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 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 i7-5775R Intel Core i7-5775R
4C 8T @ 3.50 GHz
4688 (100%)
Qualcomm Snapdragon 427 Qualcomm Snapdragon 427
4C 4T @ 1.40 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.
Intel Core i7-5775R Intel Core i7-5775R
4C 8T @ 3.80 GHz
1261 (100%)
Qualcomm Snapdragon 427 Qualcomm Snapdragon 427
4C 4T @ 1.40 GHz
0 (0%)

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 i7-5775R Intel Core i7-5775R
4C 8T @ 3.50 GHz
4399 (100%)
Qualcomm Snapdragon 427 Qualcomm Snapdragon 427
4C 4T @ 1.40 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 i7-5775R Intel Core i7-5775R
4C 8T @ 3.80 GHz
154 (100%)
Qualcomm Snapdragon 427 Qualcomm Snapdragon 427
4C 4T @ 1.40 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 i7-5775R Intel Core i7-5775R
4C 8T @ 3.50 GHz
774 (100%)
Qualcomm Snapdragon 427 Qualcomm Snapdragon 427
4C 4T @ 1.40 GHz
0 (0%)

Devices using this processor

Intel Core i7-5775R Qualcomm Snapdragon 427
Apple iMac Retina 4K 21.5 Unknown

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