Intel Core i7 6850K vs Intel Core i9 9900KF
We compared two desktop CPUs: Intel Core i7 6850K with 6 cores 3.6GHz and Intel Core i9 9900KF with 8 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i7 6850K Advantages
Larger memory bandwidth (76.8GB/s vs 41.6GB/s)
Intel Core i9 9900KF Advantages
Released 2 years and 8 months late
Higher specification of memory (2666 vs 2133)
Larger L3 cache size (16MB vs 15MB)
Lower TDP (95W vs 140W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i7 6850K
979
Intel Core i9 9900KF
+28%
1260
Cinebench R23 Multi Core
Intel Core i7 6850K
7282
Intel Core i9 9900KF
+73%
12606
Geekbench 6 Single Core
Intel Core i7 6850K
986
Intel Core i9 9900KF
+63%
1612
Geekbench 6 Multi Core
Intel Core i7 6850K
3877
Intel Core i9 9900KF
+97%
7648
Blender
Intel Core i7 6850K
119
Intel Core i9 9900KF
+57%
187
Geekbench 5 Single Core
Intel Core i7 6850K
988
Intel Core i9 9900KF
+31%
1300
Geekbench 5 Multi Core
Intel Core i7 6850K
5881
Intel Core i9 9900KF
+50%
8856
Passmark CPU Single Core
Intel Core i7 6850K
2409
Intel Core i9 9900KF
+22%
2945
Passmark CPU Multi Core
Intel Core i7 6850K
11382
Intel Core i9 9900KF
+62%
18462
General Parameters
May 2016
Release Date
Jan 2019
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Broadwell E
Core Architecture
Coffee Lake
i7-6850K
Processor Number
i9-9900KF
LGA-2011-3
Socket
LGA-1151
N/A
Integrated Graphics
N/A
Package
14 nm
Manufacturing Process
14 nm
140 W
Power Consumption
95 W
-
Peak Operating Temperature
100 °C
CPU Performance
6
Performance Cores
8
12
Performance Core Threads
16
3.6 GHz
Performance Core Base Frequency
3.6 GHz
3.8 GHz
Performance Core Turbo Frequency
5 GHz
6
Total Core Count
8
12
Total Thread Count
16
-
Bus Frequency
100 MHz
36x
Multiplier
36x
32 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
15 MB shared
L3 Cache
16 MB shared
No
Unlocked Multiplier
Yes
Memory Parameters
DDR4-2133
Memory Types
DDR4-2666
128 GB
Max Memory Size
128 GB
4
Max Memory Channels
2
76.8 GB/s
Max Memory Bandwidth
41.6 GB/s
No
ECC Memory Support
No
Miscellaneous
3.0
PCIe Version
3.0
40
PCIe Lanes
16
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2
