Intel Core i7 6950X vs Intel Core i9 9900KF
We compared two desktop CPUs: Intel Core i7 6950X with 10 cores 3.0GHz 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 6950X 's Advantages
Larger memory bandwidth (76.8GB/s vs 41.6GB/s)
Larger L3 cache size (25MB vs 16MB)
Intel Core i9 9900KF 's Advantages
Released 2 years and 8 months late
Higher specification of memory (2666 vs 2133)
Higher base frequency (3.6GHz vs 3.0GHz)
Lower TDP (95W vs 140W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i7 6950X
1069
Intel Core i9 9900KF
+17%
1260
Cinebench R23 Multi Core
Intel Core i7 6950X
9743
Intel Core i9 9900KF
+29%
12606
Geekbench 6 Single Core
Intel Core i7 6950X
1020
Intel Core i9 9900KF
+58%
1612
Geekbench 6 Multi Core
Intel Core i7 6950X
6726
Intel Core i9 9900KF
+13%
7648
Geekbench 5 Single Core
Intel Core i7 6950X
968
Intel Core i9 9900KF
+34%
1300
Geekbench 5 Multi Core
Intel Core i7 6950X
+4%
9253
Intel Core i9 9900KF
8856
Passmark CPU Single Core
Intel Core i7 6950X
2330
Intel Core i9 9900KF
+26%
2945
Passmark CPU Multi Core
Intel Core i7 6950X
17362
Intel Core i9 9900KF
+6%
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
i7-6950X
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
10
Performance Cores
8
20
Performance Core Threads
16
3.0 GHz
Performance Core Base Frequency
3.6 GHz
3.5 GHz
Performance Core Turbo Frequency
5 GHz
10
Total Core Count
8
20
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
30x
Multiplier
36x
32 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
256 K per core
25 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
