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Comparison
Intel Core i9 9900KF vs Intel Core i9 7920X
Intel Core i9 9900KF vs Intel Core i9 7920X
VS
Intel Core i9 9900KF
Intel Core i9 7920X
We compared two desktop CPUs: Intel Core i9 9900KF with 8 cores 3.6GHz and Intel Core i9 7920X with 12 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i9 9900KF 's Advantages
Released 1 years and 5 months late
Higher base frequency (3.6GHz vs 2.9GHz)
Lower TDP (95W vs 140W)
Intel Core i9 7920X 's Advantages
Larger memory bandwidth (85GB/s vs 41.6GB/s)
Larger L3 cache size (17MB vs 16MB)
Score
Benchmark
Geekbench 6 Single Core
Intel Core i9 9900KF
+53%
1612
Intel Core i9 7920X
1053
Geekbench 6 Multi Core
Intel Core i9 9900KF
+76%
7648
Intel Core i9 7920X
4327
Geekbench 5 Single Core
Intel Core i9 9900KF
+14%
1300
Intel Core i9 7920X
1137
Geekbench 5 Multi Core
Intel Core i9 9900KF
8856
Intel Core i9 7920X
+33%
11828
Passmark CPU Single Core
Intel Core i9 9900KF
+18%
2945
Intel Core i9 7920X
2488
Passmark CPU Multi Core
Intel Core i9 9900KF
18462
Intel Core i9 7920X
+27%
23468
Intel Core i9 9900KF
VS
Intel Core i9 7920X
General Parameters
Jan 2019
Release Date
Aug 2017
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Coffee Lake
Core Architecture
Skylake
i9-9900KF
Processor Number
i9-7920X
LGA-1151
Socket
LGA-2066
N/A
Integrated Graphics
N/A
Package
14 nm
Manufacturing Process
14 nm
LGA-1151
Socket
LGA-2066
95 W
Power Consumption
140 W
100 °C
Peak Operating Temperature
95 °C
CPU Performance
8
Performance Cores
12
16
Performance Core Threads
24
3.6 GHz
Performance Core Base Frequency
2.9 GHz
5 GHz
Performance Core Turbo Frequency
4.3 GHz
8
Total Core Count
12
16
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
36x
Multiplier
29x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
1 MB per core
16 MB shared
L3 Cache
17 MB shared
Yes
Unlocked Multiplier
Yes
Memory Parameters
DDR4-2666
Memory Types
DDR4-2666
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
4
41.6 GB/s
Max Memory Bandwidth
85 GB/s
No
ECC Memory Support
No
Miscellaneous
Intel Core i9 9900KF
Official Website
Intel Core i9 7920X
3.0
PCIe Version
3.0
16
PCIe Lanes
44
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
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