Intel Core i7-3687U vs Intel Core i5-6685R

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-3687U or Intel Core i7-3687U – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core i7-3687U features 2 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q1/2013 and belongs to the 3 generation of the Intel Core i7 series.
To use the Intel Core i7-3687U, you'll need a motherboard with a BGA 1023 socket.
The Intel Core i5-6685R features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q2/2016 and belongs to the 6 generation of the Intel Core i5 series.
To use the Intel Core i5-6685R, you'll need a motherboard with a BGA 1440 socket.
Intel Core i7 Family Intel Core i5
3 Generation 6
Intel Core i7-3687U Name Intel Core i5-6685R
Intel Core i 3000U Group Intel Core i 6000
Mobile Segment Desktop / Server
 
 

CPU Cores and Base Frequency

The Intel Core i7-3687U has 2 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i7-3687U is 2.1 GHz
and turbo frequency for one core is 3.3 GHz.
The Intel Core i5-6685R has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core i5-6685R is 3.2 GHz
and turbo frequency for one core is 3.8 GHz.
3.3 GHz Turbo Frequency (all cores) 3.4 GHz
4 Threads 4
2x Cores 4x
Yes Hyperthreading No
2 CPU Cores 4
2.1 GHz Frequency 3.2 GHz
normal Core architecture normal
No Overclocking No
3.3 GHz Turbo Frequency (1 core) 3.8 GHz
 
 

Internal Graphics

The Intel Core i7-3687U has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-3687U uses the Intel HD Graphics 4000, which has 128 texture shaders
and 16 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i5-6685R has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-6685R uses the Intel Iris Pro Graphics 580, which has 576 texture shaders
and 72 execution units.
7 Generation 9
Intel HD Graphics 4000 GPU name Intel Iris Pro Graphics 580
11.0 Direct X 12.0
Q1/2011 Release date Q3/2015
1.2 GHz GPU (Turbo) 1.15 GHz
128 Shaders 576
-- Max. displays --
16 Execution units 72
22 nm Technology 14 nm
2.0 GB Max. GPU Memory 32.0 GB
0.35 GHz GPU frequency 0.35 GHz
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

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 h265 / HEVC (10 bit) Decode
No AV1 No
No VP8 Decode / Encode
Decode VC-1 Decode
Decode / Encode h264 Decode / Encode
Decode / Encode AVC Decode / Encode
No VP9 Decode
No h265 / HEVC (8 bit) Decode / Encode
Decode JPEG Decode / Encode
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 32.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 25.6 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 34.1 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
25.6 GB/s Bandwidth 34.1 GB/s
pci PCIe pci
DDR3L-1600, DDR3L-1333, DDR3-1333, DDR3-1600 Memory type DDR4-2133
32.0 GB Max. Memory 64.0 GB
Yes AES-NI Yes
No ECC No
2 Memory channels 2
 
 

Thermal Management

The processor has a thermal design power (TDP) of 17 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 65 W watts.
105 °C Tjunction max --
17 W TDP (PL1 / PBP) 65 W
 
 

Technical details

The Intel Core i7-3687U is manufactured using a 22 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 4.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i5-6685R is manufactured using a 14 nm process.
In total, this processor boasts a generous 6.0 MB cache.
346 $ Release price --
4.0 MB L3-Cache 6.0 MB
Monolithic Chip design Monolithic
VT-x, VT-x EPT Virtualization VT-x, VT-x EPT, VT-d
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
BGA 1023 Socket BGA 1440
0 bytes L2-Cache 0 bytes
Ivy Bridge U Architecture Skylake S
-- Part Number --
SSE4.1, SSE4.2, AVX ISA extensions SSE4.1, SSE4.2, AVX2
Windows 10, Linux Operating systems Windows 10, Linux
22 nm Technology 14 nm
Q1/2013 Release date Q2/2016
Technical data sheet Documents Technical data sheet