Intel Core i9 11900K vs Intel Core i9 9980XE
We compared two desktop CPUs: Intel Core i9 11900K with 8 cores 3.5GHz and Intel Core i9 9980XE with 18 cores 3.0GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
Intel Core i9 11900K 's Advantages
Released 2 years and 5 months late
Integrated graphics card
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)
Intel Core i9 9980XE 's Advantages
Larger memory bandwidth (79.47GB/s vs 50GB/s)
Larger L3 cache size (25MB vs 16MB)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 11900K
+48%
1653
Intel Core i9 9980XE
1114
Cinebench R23 Multi Core
Intel Core i9 11900K
16211
Intel Core i9 9980XE
+67%
27093
Geekbench 6 Single Core
Intel Core i9 11900K
+68%
2492
Intel Core i9 9980XE
1480
Geekbench 6 Multi Core
Intel Core i9 11900K
11197
Intel Core i9 9980XE
11091
Blender
Intel Core i9 11900K
205
Intel Core i9 9980XE
+41%
290
Geekbench 5 Single Core
Intel Core i9 11900K
+63%
1829
Intel Core i9 9980XE
1122
Geekbench 5 Multi Core
Intel Core i9 11900K
11033
Intel Core i9 9980XE
+55%
17154
Passmark CPU Single Core
Intel Core i9 11900K
+37%
3520
Intel Core i9 9980XE
2569
Passmark CPU Multi Core
Intel Core i9 11900K
25343
Intel Core i9 9980XE
+26%
31938
General Parameters
Mar 2021
Release Date
Oct 2018
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Rocket Lake
Core Architecture
Skylake
i9-11900K
Processor Number
i9-9980XE
LGA-1200
Socket
LGA-2066
UHD Graphics 750
Integrated Graphics
N/A
-
-
-
Package
-
-
-
14 nm
Manufacturing Process
14 nm
-
-
-
125 W
Power Consumption
165 W
-
-
-
100°C
Peak Operating Temperature
84°C
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
CPU Performance
8
Performance Cores
18
16
Performance Core Threads
36
3.5 GHz
Performance Core Base Frequency
3.0 GHz
5.3 GHz
Performance Core Turbo Frequency
4.4 GHz
-
-
-
-
-
-
-
-
-
-
-
-
8
Total Core Count
18
16
Total Thread Count
36
100 MHz
Bus Frequency
100 MHz
35x
Multiplier
30x
-
-
-
64 K per core
L1 Cache
64 K per core
512 K per core
L2 Cache
1 MB per core
16 MB shared
L3 Cache
25 MB shared
Yes
Unlocked Multiplier
Yes
-
-
-
-
-
-
-
-
-
-
-
-
-
Memory Parameters
DDR4-3200
Memory Types
DDR4-2666
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
4
50 GB/s
Max Memory Bandwidth
79.47 GB/s
No
ECC Memory Support
No
Graphics Card Parameters
true
Integrated Graphics
-
300 MHz
GPU Base Frequency
-
1300 MHz
GPU Max Dynamic Frequency
-
256
Shader Units
-
64
Texture Units
-
32
Raster Operation Units
-
32
Execution Units
-
15 W
Power Consumption
-
3840x2160 - 60 Hz
Max Resolution
-
0.46 TFLOPS
Graphics Performance
-
AI Accelerator
-
-
-
-
-
-
Miscellaneous
4.0
PCIe Version
3.0
20
PCIe Lanes
44
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
-
