Intel Core i9 9940X vs Intel Core i7 8705G
CPU · Specs Compare
General Parameters
Release Date
Oct 2018
Jan 2018
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Kaby Lake G
Processor Number
i9-9940X
i7-8705G
Integrated Graphics
N/A
—
Package
Manufacturing Process
14 nm
14 nm
Socket
LGA-2066
BGA-2270
Power Consumption
165 W
0 W
Peak Operating Temperature
88 °C
100 °C
CPU Performance
Performance Cores
14
4
Performance Core Threads
28
8
Performance Core Base Frequency
3.3 GHz
3.1 GHz
Performance Core Turbo Frequency
4.4 GHz
4.1 GHz
Total Core Count
14
4
Total Thread Count
28
8
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
31x
L1 Cache
64 K per core
64 K per core
L2 Cache
1 MB per core
256 K per core
L3 Cache
20 MB shared
8 MB shared
Unlocked Multiplier
Yes
No
Memory Parameters
Memory Types
DDR4-2666
DDR4-2400
Max Memory Size
128 GB
64 GB
Max Memory Channels
4
2
Max Memory Bandwidth
85 GB/s
37.5 GB/s
ECC Memory Support
No
No
Miscellaneous
PCIe Version
3.0
3.0
PCIe Lanes
44
8
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
SSE4.1, SSE4.2, AVX-2
Benchmark
Cinebench R23
1,228
1,116
Cinebench R23
15,351
4,907
Geekbench 6
1,328
1,106
Geekbench 5
1,189
1,020
Geekbench 6
9,787
3,101
Geekbench 5
14,374
3,854
Passmark CPU
—
2,256
Passmark CPU
—
7,755
▲ Specs Compare
Data sourced from official specifications and benchmark tests.