Intel Core i7-6785R vs Intel Core i7-5775R

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i7-6785R or Intel Core i7-6785R – 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 i7-6785R features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2016 and belongs to the 6 generation of the Intel Core i7 series.
To use the Intel Core i7-6785R, you'll need a motherboard with a BGA 1440 socket.
The Intel Core i7-5775R features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2015 and belongs to the 5 generation of the Intel Core i7 series.
To use the Intel Core i7-5775R, you'll need a motherboard with a BGA 1364 socket.
Intel Core i 6000 Group Intel Core i 5000
6 Generation 5
Desktop / Server Segment Desktop / Server
Intel Core i7-6785R Name Intel Core i7-5775R
Intel Core i7 Family Intel Core i7
 
 

CPU Cores and Base Frequency

The Intel Core i7-6785R has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i7-6785R is 3.3 GHz
and turbo frequency for one core is 3.9 GHz.
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 3.3 GHz
and turbo frequency for one core is 3.8 GHz.
8 Threads 8
4x Cores 4x
4 CPU Cores 4
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking Yes
3.9 GHz Turbo Frequency (1 core) 3.8 GHz
3.3 GHz Frequency 3.3 GHz
3.5 GHz Turbo Frequency (all cores) 3.5 GHz
 
 

Internal Graphics

The Intel Core i7-6785R has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-6785R uses the Intel Iris Pro Graphics 580, which has 576 texture shaders
and 72 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Core i7-5775R has integrated graphics, called iGPU for short.
Specifically, the Intel Core i7-5775R uses the Intel Iris Pro Graphics 6200, which has 384 texture shaders
and 48 execution units.
576 Shaders 384
Q3/2015 Release date Q2/2015
14 nm Technology 14 nm
12.0 Direct X 12
32.0 GB Max. GPU Memory 32.0 GB
-- Max. displays --
72 Execution units 48
0.35 GHz GPU frequency 0.3 GHz
9 Generation 8
1.15 GHz GPU (Turbo) 1.15 GHz
Intel Iris Pro Graphics 580 GPU name Intel Iris Pro Graphics 6200
 
 

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

Memory & PCIe

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.
The processor supports a maximum memory capacity of 32.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 29.9 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
pci PCIe pci
Yes AES-NI Yes
DDR4-2133 Memory type DDR3-1866
No ECC No
64.0 GB Max. Memory 32.0 GB
2 Memory channels 2
34.1 GB/s Bandwidth 29.9 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 65 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.
65 W TDP (PL1 / PBP) 65 W
-- Tjunction max --
 
 

Technical details

The Intel Core i7-6785R is manufactured using a 14 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 8.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Core i7-5775R is manufactured using a 14 nm process.
In total, this processor boasts a generous 6.0 MB cache.
Q2/2016 Release date Q2/2015
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2
14 nm Technology 14 nm
Monolithic Chip design Monolithic
-- Release price --
Skylake S Architecture Broadwell S
8.0 MB L3-Cache 6.0 MB
Windows 10, Linux Operating systems Windows 10, Linux
Technical data sheet Documents Technical data sheet
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number --
BGA 1440 Socket BGA 1364
0 bytes L2-Cache 0 bytes
 
 

Benchmarks

Geekbench 3, 64bit (Multi-Core)

Intel Core i7-5775R
4C 8T @ 3.3 GHz
16986
16986
Intel Core i7-6785R
4C 8T @ 3.3 GHz
15034
15034

Geekbench 3, 64bit (Single-Core)

Intel Core i7-6785R
4C 8T @ 3.3 GHz
4126
4126
Intel Core i7-5775R
4C 8T @ 3.3 GHz
4083
4083

Geekbench 5, 64bit (Multi-Core)

Intel Core i7-5775R
4C 8T @ 3.3 GHz
4002
4002
Intel Core i7-6785R
4C 8T @ 3.3 GHz
3615
3615

Geekbench 5, 64bit (Single-Core)

Intel Core i7-5775R
4C 8T @ 3.3 GHz
1012
1012
Intel Core i7-6785R
4C 8T @ 3.3 GHz
1004
1004

Cinebench R15 (Multi-Core)

Intel Core i7-5775R
4C 8T @ 3.3 GHz
774
774
Intel Core i7-6785R
4C 8T @ 3.3 GHz
764
764

Cinebench R15 (Single-Core)

Intel Core i7-6785R
4C 8T @ 3.3 GHz
166
166
Intel Core i7-5775R
4C 8T @ 3.3 GHz
154
154