Intel Core i9 9940X vs Intel Core i7 10700KF
We compared two desktop CPUs: Intel Core i9 9940X with 14 cores 3.3GHz and Intel Core i7 10700KF with 8 cores 3.8GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i9 9940X 's Advantages
Larger memory bandwidth (85GB/s vs 45.8GB/s)
Larger L3 cache size (20MB vs 16MB)
Intel Core i7 10700KF 's Advantages
Released 1 years and 7 months late
Higher specification of memory (2933 vs 2666)
Higher base frequency (3.8GHz vs 3.3GHz)
Lower TDP (125W vs 165W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 9940X
1228
Intel Core i7 10700KF
+6%
1304
Cinebench R23 Multi Core
Intel Core i9 9940X
+21%
15351
Intel Core i7 10700KF
12665
Geekbench 6 Single Core
Intel Core i9 9940X
1328
Intel Core i7 10700KF
+28%
1711
Geekbench 6 Multi Core
Intel Core i9 9940X
+15%
9787
Intel Core i7 10700KF
8459
Geekbench 5 Single Core
Intel Core i9 9940X
1189
Intel Core i7 10700KF
+12%
1338
Geekbench 5 Multi Core
Intel Core i9 9940X
+66%
14374
Intel Core i7 10700KF
8628
Passmark CPU Single Core
Intel Core i9 9940X
2608
Intel Core i7 10700KF
+16%
3040
Passmark CPU Multi Core
Intel Core i9 9940X
+50%
28355
Intel Core i7 10700KF
18865
General Parameters
Oct 2018
Release Date
May 2020
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Comet Lake
i9-9940X
Processor Number
i7-10700KF
LGA-2066
Socket
LGA-1200
N/A
Integrated Graphics
N/A
Package
14 nm
Manufacturing Process
14 nm
165 W
Power Consumption
125 W
88 °C
Peak Operating Temperature
100 °C
CPU Performance
14
Performance Cores
8
28
Performance Core Threads
16
3.3 GHz
Performance Core Base Frequency
3.8 GHz
4.4 GHz
Performance Core Turbo Frequency
5.1 GHz
14
Total Core Count
8
28
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
33x
Multiplier
38x
64 K per core
L1 Cache
64 K per core
1 MB per core
L2 Cache
256 K per core
20 MB shared
L3 Cache
16 MB shared
Yes
Unlocked Multiplier
Yes
Memory Parameters
DDR4-2666
Memory Types
DDR4-2933
128 GB
Max Memory Size
128 GB
4
Max Memory Channels
2
85 GB/s
Max Memory Bandwidth
45.8 GB/s
No
ECC Memory Support
No
Miscellaneous
3.0
PCIe Version
3.0
44
PCIe Lanes
16
SSE4.1, SSE4.2, AVX-2, AVX-512
Extended Instruction Set
-
