Intel Core i9 7900X vs Intel Core i7 6950X
We compared two desktop CPUs: Intel Core i9 7900X with 10 cores 3.3GHz and Intel Core i7 6950X with 10 cores 3.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i9 7900X 's Advantages
Released 1 years late
Higher specification of memory (2666 vs 2133)
Larger memory bandwidth (79.47GB/s vs 76.8GB/s)
Higher base frequency (3.3GHz vs 3.0GHz)
Intel Core i7 6950X 's Advantages
Larger L3 cache size (25MB vs 14MB)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 7900X
+12%
1203
Intel Core i7 6950X
1069
Cinebench R23 Multi Core
Intel Core i9 7900X
+53%
14998
Intel Core i7 6950X
9743
Geekbench 6 Single Core
Intel Core i9 7900X
+29%
1323
Intel Core i7 6950X
1020
Geekbench 6 Multi Core
Intel Core i9 7900X
+26%
8536
Intel Core i7 6950X
6726
Geekbench 5 Single Core
Intel Core i9 7900X
+16%
1127
Intel Core i7 6950X
968
Geekbench 5 Multi Core
Intel Core i9 7900X
+10%
10189
Intel Core i7 6950X
9253
Passmark CPU Single Core
Intel Core i9 7900X
+9%
2556
Intel Core i7 6950X
2330
Passmark CPU Multi Core
Intel Core i9 7900X
+20%
20991
Intel Core i7 6950X
17362
General Parameters
May 2017
Release Date
May 2016
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Broadwell E
i9-7900X
Processor Number
i7-6950X
LGA-2066
Socket
LGA-2011-3
N/A
Integrated Graphics
N/A
Package
14 nm
Manufacturing Process
14 nm
140 W
Power Consumption
140 W
95 °C
Peak Operating Temperature
-
CPU Performance
10
Performance Cores
10
20
Performance Core Threads
20
3.3 GHz
Performance Core Base Frequency
3.0 GHz
4.3 GHz
Performance Core Turbo Frequency
3.5 GHz
10
Total Core Count
10
20
Total Thread Count
20
100 MHz
Bus Frequency
100 MHz
33x
Multiplier
30x
64 K per core
L1 Cache
32 K per core
1 MB per core
L2 Cache
256 K per core
14 MB shared
L3 Cache
25 MB shared
Yes
Unlocked Multiplier
No
Memory Parameters
DDR4-2666
Memory Types
DDR4-2133
128 GB
Max Memory Size
128 GB
4
Max Memory Channels
4
79.47 GB/s
Max Memory Bandwidth
76.8 GB/s
No
ECC Memory Support
No
Miscellaneous
3.0
PCIe Version
3.0
44
PCIe Lanes
40
SSE4.1, SSE4.2, AVX-2, AVX-512
Extended Instruction Set
-
