Intel Core i5 7640X vs Intel Core i7 6700
We compared two desktop CPUs: Intel Core i5 7640X with 4 cores 4.0GHz and Intel Core i7 6700 with 4 cores 3.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i5 7640X 's Advantages
Released 1 years and 8 months late
Higher specification of memory (2666 vs 2133)
Larger memory bandwidth (42.7GB/s vs 34.1GB/s)
Higher base frequency (4.0GHz vs 3.4GHz)
Intel Core i7 6700 's Advantages
Integrated graphics card
Larger L3 cache size (8MB vs 6MB)
Lower TDP (65W vs 112W)
Score
Benchmark
Geekbench 6 Single Core
Intel Core i5 7640X
+2%
1419
Intel Core i7 6700
1388
Geekbench 6 Multi Core
Intel Core i5 7640X
3726
Intel Core i7 6700
+24%
4622
Geekbench 5 Single Core
Intel Core i5 7640X
+23%
1237
Intel Core i7 6700
1002
Geekbench 5 Multi Core
Intel Core i5 7640X
+8%
4230
Intel Core i7 6700
3915
Passmark CPU Single Core
Intel Core i5 7640X
+9%
2505
Intel Core i7 6700
2288
Passmark CPU Multi Core
Intel Core i5 7640X
6735
Intel Core i7 6700
+20%
8087
General Parameters
May 2017
Release Date
Sep 2015
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Kaby Lake
Core Architecture
Skylake
i5-7640X
Processor Number
i7-6700
LGA-2066
Socket
LGA-1151
N/A
Integrated Graphics
HD Graphics 530
Package
14 nm
Manufacturing Process
14 nm
112 W
Power Consumption
65 W
100 °C
Peak Operating Temperature
-
CPU Performance
4
Performance Cores
4
4
Performance Core Threads
8
4.0 GHz
Performance Core Base Frequency
3.4 GHz
4.2 GHz
Performance Core Turbo Frequency
4 GHz
4
Total Core Count
4
4
Total Thread Count
8
-
Bus Frequency
100 MHz
39x
Multiplier
34
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
6 MB shared
L3 Cache
8 MB shared
Yes
Unlocked Multiplier
No
Memory Parameters
DDR4-2666
Memory Types
DDR4-2133,DDR3L-1600
64 GB
Max Memory Size
64 GB
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 Max Dynamic Frequency
1150 MHz
Miscellaneous
3.0
PCIe Version
3.0
16
PCIe Lanes
16
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
