Intel Core i7 7740X vs Intel Core i7 6785R
We compared two desktop CPUs: Intel Core i7 7740X with 4 cores 4.3GHz and Intel Core i7 6785R with 4 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i7 7740X 's Advantages
Released 1 years late
Higher specification of memory (2666 vs 2133)
Larger memory bandwidth (42.7GB/s vs 34.1GB/s)
Higher base frequency (4.3GHz vs 3.3GHz)
Intel Core i7 6785R 's Advantages
Integrated graphics card
Newer PCIe version (3 vs 3.0)
Lower TDP (65W vs 112W)
Score
Benchmark
Geekbench 6 Single Core
Intel Core i7 7740X
+116%
1553
Intel Core i7 6785R
718
Geekbench 6 Multi Core
Intel Core i7 7740X
+162%
5516
Intel Core i7 6785R
2101
General Parameters
May 2017
Release Date
May 2016
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
-
Kaby Lake
Core Architecture
Skylake
i7-7740X
Processor Number
-
LGA-2066
Socket
Intel BGA 1440
N/A
Integrated Graphics
Iris Pro 580
-
Generation
Core i7(Skylake-R)
Package
14 nm
Manufacturing Process
14 nm
112 W
Power Consumption
65 W
100 °C
Peak Operating Temperature
100°C
-
Foundry
Intel
CPU Performance
4
Performance Cores
4
8
Performance Core Threads
8
4.3 GHz
Performance Core Base Frequency
3.3 GHz
4.5 GHz
Performance Core Turbo Frequency
3.9 GHz
4
Total Core Count
4
8
Total Thread Count
8
-
Bus Frequency
100 MHz
43x
Multiplier
33.0
64 K per core
L1 Cache
64 KB per core
256 K per core
L2 Cache
256 KB per core
8 MB shared
L3 Cache
8 MB shared
Yes
Unlocked Multiplier
No
-
SMP
1
Memory Parameters
DDR4-2666
Memory Types
DDR3, DDR4-2133
64 GB
Max Memory Size
64
2
Max Memory Channels
2
42.7 GB/s
Max Memory Bandwidth
34.1 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
-
Integrated Graphics
true
-
GPU Base Frequency
350 MHz
-
GPU Max Dynamic Frequency
1150 MHz
Miscellaneous
3.0
PCIe Version
3
16
PCIe Lanes
16
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
-
