Intel Atom C3758R vs Intel Core i7-3517UE

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CPU comparison with benchmarks


Intel Atom C3758R CPU1 vs CPU2 Intel Core i7-3517UE
Intel Atom C3758R Intel Core i7-3517UE

CPU comparison

Intel Atom C3758R or Intel Core i7-3517UE - 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 Atom C3758R has 8 cores with 8 threads and clocks with a maximum frequency of 2.40 GHz. Up to 256 GB of memory is supported in 2 memory channels. The Intel Atom C3758R was released in Q2/2020.

The Intel Core i7-3517UE has 2 cores with 4 threads and clocks with a maximum frequency of 2.80 GHz. The CPU supports up to 16 GB of memory in 2 memory channels. The Intel Core i7-3517UE was released in Q2/2012.
Intel Atom (108) Family Intel Core i7 (298)
Intel Atom C3000 (20) CPU group Intel Core i 3000U (12)
5 Generation 3
Denverton Architecture Ivy Bridge U
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom C3758R has 8 CPU cores and can calculate 8 threads in parallel. The clock frequency of the Intel Atom C3758R is 2.40 GHz while the Intel Core i7-3517UE has 2 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Core i7-3517UE is at 1.70 GHz (2.80 GHz).

Intel Atom C3758R Characteristic Intel Core i7-3517UE
8 Cores 2
8 Threads 4
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
2.40 GHz Frequency 1.70 GHz
-- Turbo Frequency (1 Core) 2.80 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 Atom C3758R Characteristic Intel Core i7-3517UE
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Atom C3758R or Intel Core i7-3517UE 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.

no iGPU GPU Intel HD Graphics 4000
GPU frequency 0.35 GHz
-- GPU (Turbo) 1.00 GHz
-- GPU Generation 7
Technology 22 nm
Max. displays 3
-- Compute units 16
-- Shader 128
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 2 GB
-- DirectX Version 11.0

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.

no iGPU GPU Intel HD Graphics 4000
No Codec h265 / HEVC (8 bit) No
No Codec h265 / HEVC (10 bit) No
No Codec h264 Decode / Encode
No Codec VP9 No
No Codec VP8 No
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode

Memory & PCIe

The Intel Atom C3758R can use up to 256 GB of memory in 2 memory channels. The maximum memory bandwidth is 38.4 GB/s. The Intel Core i7-3517UE supports up to 16 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 25.6 GB/s.

Intel Atom C3758R Characteristic Intel Core i7-3517UE
DDR4-2400 Memory DDR3L-1333, DDR3L-1600, DDR3-1333, DDR3-1600
256 GB Max. Memory 16 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
38.4 GB/s Max. Bandwidth 25.6 GB/s
Yes ECC Yes
16.00 MB L2 Cache --
-- L3 Cache 4.00 MB
3.0 PCIe version 3.0
20 PCIe lanes 16
19.7 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Atom C3758R is 26 W, while the Intel Core i7-3517UE has a TDP of 17 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Atom C3758R Characteristic Intel Core i7-3517UE
26 W TDP (PL1 / PBP) 17 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. 105 °C

Technical details

The Intel Atom C3758R is manufactured in 14 nm and has 16.00 MB cache. The Intel Core i7-3517UE is manufactured in 22 nm and has a 4.00 MB cache.

Intel Atom C3758R Characteristic Intel Core i7-3517UE
14 nm Technology 22 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX
BGA 1310 Socket BGA 1023
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q2/2020 Release date Q2/2012
209 $ Release price 280 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Atom C3758R (67%)
Intel Core i7-3517UE (100%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Atom C3758R (100%)
Intel Core i7-3517UE (45%)

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 Atom C3758R Intel Atom C3758R
8C 8T @ 2.40 GHz
381 (67%)
Intel Core i7-3517UE Intel Core i7-3517UE
2C 4T @ 2.80 GHz
568 (100%)

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 Atom C3758R Intel Atom C3758R
8C 8T @ 2.40 GHz
2856 (100%)
Intel Core i7-3517UE Intel Core i7-3517UE
2C 4T @ 1.70 GHz
1278 (45%)

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 Atom C3758R Intel Atom C3758R
@ 0.00 GHz
0 (0%)
Intel Core i7-3517UE Intel Core i7-3517UE
Intel HD Graphics 4000 @ 1.00 GHz
256 (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 Atom C3758R Intel Atom C3758R
8C 8T @ 2.40 GHz
0 (0%)
Intel Core i7-3517UE Intel Core i7-3517UE
2C 4T @ 1.70 GHz
2321 (100%)

Devices using this processor

Intel Atom C3758R Intel Core i7-3517UE
Unknown Unknown

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