Intel Core i9 9980XE vs Intel Core i9 11900KF
We compared two desktop CPUs: Intel Core i9 9980XE with 18 cores 3.0GHz and Intel Core i9 11900KF with 8 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i9 9980XE 's Advantages
Larger memory bandwidth (79.47GB/s vs 50GB/s)
Larger L3 cache size (25MB vs 16MB)
Intel Core i9 11900KF 's Advantages
Released 2 years and 5 months late
Higher specification of memory (3200 vs 2666)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.5GHz vs 3.0GHz)
Lower TDP (125W vs 165W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 9980XE
1114
Intel Core i9 11900KF
+48%
1653
Cinebench R23 Multi Core
Intel Core i9 9980XE
+90%
27093
Intel Core i9 11900KF
14197
Geekbench 6 Single Core
Intel Core i9 9980XE
1480
Intel Core i9 11900KF
+71%
2536
Geekbench 6 Multi Core
Intel Core i9 9980XE
+6%
11091
Intel Core i9 11900KF
10374
Blender
Intel Core i9 9980XE
+33%
290
Intel Core i9 11900KF
218
Geekbench 5 Single Core
Intel Core i9 9980XE
1122
Intel Core i9 11900KF
+57%
1768
Geekbench 5 Multi Core
Intel Core i9 9980XE
+68%
17154
Intel Core i9 11900KF
10209
Passmark CPU Single Core
Intel Core i9 9980XE
2569
Intel Core i9 11900KF
+38%
3557
Passmark CPU Multi Core
Intel Core i9 9980XE
+26%
31938
Intel Core i9 11900KF
25246
General Parameters
Oct 2018
Release Date
Mar 2021
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Rocket Lake
i9-9980XE
Processor Number
i9-11900KF
LGA-2066
Socket
LGA-1200
N/A
Integrated Graphics
No
Package
14 nm
Manufacturing Process
14 nm
165 W
Power Consumption
125 W
84°C
Peak Operating Temperature
100°C
CPU Performance
18
Performance Cores
8
36
Performance Core Threads
16
3.0 GHz
Performance Core Base Frequency
3.5 GHz
4.4 GHz
Performance Core Turbo Frequency
5.3 GHz
18
Total Core Count
8
36
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
30x
Multiplier
35x
64 K per core
L1 Cache
64 K per core
1 MB per core
L2 Cache
512 K per core
25 MB shared
L3 Cache
16 MB shared
Yes
Unlocked Multiplier
Yes
Memory Parameters
DDR4-2666
Memory Types
DDR4-3200
128 GB
Max Memory Size
128 GB
4
Max Memory Channels
2
79.47 GB/s
Max Memory Bandwidth
50 GB/s
No
ECC Memory Support
No
Miscellaneous
3.0
PCIe Version
4.0
44
PCIe Lanes
20
SSE4.1, SSE4.2, AVX-2, AVX-512
Extended Instruction Set
-
