Intel Core i9 7900X vs Intel Core i7 6700
CPU · Specs Compare
General Parameters
Release Date
May 2017
Sep 2015
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Skylake
Processor Number
i9-7900X
i7-6700
Integrated Graphics
N/A
HD Graphics 530
Package
Manufacturing Process
14 nm
14 nm
Socket
LGA-2066
LGA-1151
Power Consumption
140 W
65 W
Peak Operating Temperature
95 °C
—
CPU Performance
Performance Cores
10
4
Performance Core Threads
20
8
Performance Core Base Frequency
3.3 GHz
3.4 GHz
Performance Core Turbo Frequency
4.3 GHz
4 GHz
Total Core Count
10
4
Total Thread Count
20
8
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
34
L1 Cache
64 K per core
64 K per core
L2 Cache
1 MB per core
256 K per core
L3 Cache
14 MB shared
8 MB shared
Unlocked Multiplier
Yes
No
Memory Parameters
Memory Types
DDR4-2666
DDR4-2133,DDR3L-1600
Max Memory Size
128 GB
64 GB
Max Memory Channels
4
2
Max Memory Bandwidth
79.47 GB/s
34.1 GB/s
ECC Memory Support
No
No
Miscellaneous
PCIe Version
3.0
3.0
PCIe Lanes
44
16
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
SSE4.1, SSE4.2, AVX-2
Graphics Card Parameters
Integrated Graphics
—
true
GPU Max Dynamic Frequency
—
1150 MHz
Benchmark
Cinebench R23
1,203
1,063
Cinebench R23
14,998
4,841
Geekbench 6
1,323
1,388
Geekbench 6
8,536
4,622
Passmark CPU
2,556
2,288
Passmark CPU
20,991
8,087
Geekbench 5
—
1,002
Geekbench 5
—
3,915
Blender
—
88
▲ Specs Compare
Data sourced from official specifications and benchmark tests.