Intel Core i7 6700 vs Intel Core i5 6400
We compared two desktop CPUs: Intel Core i7 6700 with 4 cores 3.4GHz and Intel Core i5 6400 with 4 cores 2.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i7 6700 's Advantages
Higher base frequency (3.4GHz vs 2.7GHz)
Larger L3 cache size (8MB vs 6MB)
Intel Core i5 6400 's Advantages
Higher specification of memory (2133 vs 2133)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i7 6700
+18%
1063
Intel Core i5 6400
898
Cinebench R23 Multi Core
Intel Core i7 6700
+50%
4841
Intel Core i5 6400
3214
Geekbench 6 Single Core
Intel Core i7 6700
+21%
1388
Intel Core i5 6400
1143
Geekbench 6 Multi Core
Intel Core i7 6700
+39%
4622
Intel Core i5 6400
3312
Blender
Intel Core i7 6700
+79%
88
Intel Core i5 6400
49
Geekbench 5 Single Core
Intel Core i7 6700
+17%
1002
Intel Core i5 6400
853
Geekbench 5 Multi Core
Intel Core i7 6700
+39%
3915
Intel Core i5 6400
2805
Passmark CPU Single Core
Intel Core i7 6700
+16%
2288
Intel Core i5 6400
1961
Passmark CPU Multi Core
Intel Core i7 6700
+56%
8087
Intel Core i5 6400
5151
General Parameters
Sep 2015
Release Date
Sep 2015
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Skylake
i7-6700
Processor Number
i5-6400
LGA-1151
Socket
LGA-1151
HD Graphics 530
Integrated Graphics
HD Graphics 530
Package
14 nm
Manufacturing Process
14 nm
65 W
Power Consumption
65 W
CPU Performance
4
Performance Cores
4
8
Performance Core Threads
4
3.4 GHz
Performance Core Base Frequency
2.7 GHz
4 GHz
Performance Core Turbo Frequency
3.3 GHz
4
Total Core Count
4
8
Total Thread Count
4
100 MHz
Bus Frequency
100 MHz
34
Multiplier
27x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
8 MB shared
L3 Cache
6 MB shared
No
Unlocked Multiplier
No
Memory Parameters
DDR4-2133,DDR3L-1600
Memory Types
DDR4-2133, DDR3L-1600
64 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
34.1 GB/s
Max Memory Bandwidth
34.1 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
true
1150 MHz
GPU Max Dynamic Frequency
950 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
