Intel Core i7 6950X vs Intel Core i9 9940X
We compared two desktop CPUs: Intel Core i7 6950X with 10 cores 3.0GHz and Intel Core i9 9940X with 14 cores 3.3GHz . 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 L3 cache size (25MB vs 20MB)
Lower TDP (140W vs 165W)
Intel Core i9 9940X 's Advantages
Released 2 years and 5 months late
Higher specification of memory (2666 vs 2133)
Larger memory bandwidth (85GB/s vs 76.8GB/s)
Higher base frequency (3.3GHz vs 3.0GHz)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i7 6950X
1069
Intel Core i9 9940X
+14%
1228
Cinebench R23 Multi Core
Intel Core i7 6950X
9743
Intel Core i9 9940X
+57%
15351
Geekbench 6 Single Core
Intel Core i7 6950X
1020
Intel Core i9 9940X
+30%
1328
Geekbench 6 Multi Core
Intel Core i7 6950X
6726
Intel Core i9 9940X
+45%
9787
Geekbench 5 Single Core
Intel Core i7 6950X
968
Intel Core i9 9940X
+22%
1189
Geekbench 5 Multi Core
Intel Core i7 6950X
9253
Intel Core i9 9940X
+55%
14374
Passmark CPU Single Core
Intel Core i7 6950X
2330
Intel Core i9 9940X
+11%
2608
Passmark CPU Multi Core
Intel Core i7 6950X
17362
Intel Core i9 9940X
+63%
28355
General Parameters
May 2016
Release Date
Oct 2018
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Broadwell E
Core Architecture
Skylake
i7-6950X
Processor Number
i9-9940X
LGA-2011-3
Socket
LGA-2066
N/A
Integrated Graphics
N/A
Package
14 nm
Manufacturing Process
14 nm
140 W
Power Consumption
165 W
-
Peak Operating Temperature
88 °C
CPU Performance
10
Performance Cores
14
20
Performance Core Threads
28
3.0 GHz
Performance Core Base Frequency
3.3 GHz
3.5 GHz
Performance Core Turbo Frequency
4.4 GHz
10
Total Core Count
14
20
Total Thread Count
28
100 MHz
Bus Frequency
100 MHz
30x
Multiplier
33x
32 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
1 MB per core
25 MB shared
L3 Cache
20 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
4
76.8 GB/s
Max Memory Bandwidth
85 GB/s
No
ECC Memory Support
No
Miscellaneous
3.0
PCIe Version
3.0
40
PCIe Lanes
44
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
