Intel Core i7 6900K vs Intel Core i5 8400
CPU Specs Compare
General Parameters
Release Date
May 2016
Oct 2017
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Broadwell E
Coffee Lake
Processor Number
i7-6900K
i5-8400
Integrated Graphics
N/A
UHD Graphics 630
Package
Manufacturing Process
14 nm
14 nm
Socket
LGA-2011-3
LGA-1151
Power Consumption
140 W
65 W
Peak Operating Temperature
-
100 °C
CPU Performance
Performance Cores
8
6
Performance Core Threads
16
6
Performance Core Base Frequency
3.2 GHz
2.8 GHz
Performance Core Turbo Frequency
3.7 GHz
4 GHz
Total Core Count
8
6
Total Thread Count
16
6
Bus Frequency
100 MHz
100 MHz
Multiplier
32x
28x
L1 Cache
64 K per core
64 K per core
L2 Cache
256 K per core
256 K per core
L3 Cache
20 MB shared
9 MB shared
Unlocked Multiplier
No
No
Memory Parameters
Memory Types
DDR4-2133
DDR4-2666
Max Memory Size
128 GB
128 GB
Max Memory Channels
4
2
Max Memory Bandwidth
76.8 GB/s
41.6 GB/s
ECC Memory Support
No
No
Miscellaneous
Graphics Card Parameters
Integrated Graphics
-
true
GPU Base Frequency
-
350 MHz
GPU Max Dynamic Frequency
-
1050 MHz
Shader Units
-
192
Texture Units
-
24
Raster Operation Units
-
3
Execution Units
-
24
Power Consumption
-
15 W
Max Resolution
-
4096x2304 - 60 Hz
📊 Benchmark
Geekbench 6
1,286
1,298
Geekbench 6
7,470
4,677
Cinebench R23
-
1,026
Cinebench R23
-
5,798
Geekbench 5
-
1,032
Geekbench 5
-
4,611
Blender
-
83
Passmark CPU
-
2,387
Passmark CPU
-
9,214