Intel Core i9 11900K vs AMD Ryzen 9 9950X3D
We compared two desktop CPUs: Intel Core i9 11900K with 8 cores 3.5GHz and AMD Ryzen 9 9950X3D with 16 cores 4.3GHz . 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
Lower TDP (125W vs 170W)
AMD Ryzen 9 9950X3D 's Advantages
Released 4 years late
Better graphics card performance
Higher specification of memory (5600 vs 3200)
Larger memory bandwidth (82.3GB/s vs 50GB/s)
Newer PCIe version (5.0 vs 4.0)
Higher base frequency (4.3GHz vs 3.5GHz)
Larger L3 cache size (128MB vs 16MB)
More modern manufacturing process (4nm vs 14nm)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 11900K
1653
AMD Ryzen 9 9950X3D
+35%
2240
Cinebench R23 Multi Core
Intel Core i9 11900K
16211
AMD Ryzen 9 9950X3D
+161%
42369
Geekbench 6 Single Core
Intel Core i9 11900K
2492
AMD Ryzen 9 9950X3D
+39%
3473
Geekbench 6 Multi Core
Intel Core i9 11900K
11197
AMD Ryzen 9 9950X3D
+101%
22539
Cinebench 2024 Single Core
Intel Core i9 11900K
102
AMD Ryzen 9 9950X3D
+39%
142
Cinebench 2024 Multi Core
Intel Core i9 11900K
868
AMD Ryzen 9 9950X3D
+182%
2448
Passmark CPU Single Core
Intel Core i9 11900K
3520
AMD Ryzen 9 9950X3D
+34%
4731
Passmark CPU Multi Core
Intel Core i9 11900K
25343
AMD Ryzen 9 9950X3D
+176%
70009
General Parameters
Mar 2021
Release Date
Mar 2025
Intel
Manufacturer
Amd
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Rocket Lake
Core Architecture
Zen 5 (Granite Ridge)
i9-11900K
Processor Number
9950X3D
LGA-1200
Socket
AM5
UHD Graphics 750
Integrated Graphics
Radeon Graphics
-
Generation
Ryzen 9 (Zen 5 (Granite Ridge))
Package
-
Transistor Count
16.6 billions
14 nm
Manufacturing Process
4 nm
-
-
-
125 W
Power Consumption
170 W
-
Max Turbo Power Consumption
230 W
100°C
Peak Operating Temperature
95 °C
-
Foundry
TSMC
-
Die Size
2x70.6 mm²
-
I/O Process Size
6 nm
-
I/O Die Size
122 mm²
-
-
-
CPU Performance
8
Performance Cores
16
16
Performance Core Threads
32
3.5 GHz
Performance Core Base Frequency
4.3 GHz
5.3 GHz
Performance Core Turbo Frequency
5.7 GHz
-
-
-
-
-
-
-
-
-
-
-
-
8
Total Core Count
16
16
Total Thread Count
32
100 MHz
Bus Frequency
100 MHz
35x
Multiplier
43
-
-
-
64 K per core
L1 Cache
80 K per core
512 K per core
L2 Cache
1 MB per core
16 MB shared
L3 Cache
128 MB shared
Yes
Unlocked Multiplier
Yes
-
-
-
-
-
SMP
1
-
-
-
-
-
-
Memory Parameters
DDR4-3200
Memory Types
DDR5-5600
128 GB
Max Memory Size
192 GB
2
Max Memory Channels
2
50 GB/s
Max Memory Bandwidth
82.3 GB/s
No
ECC Memory Support
Yes
Graphics Card Parameters
true
Integrated Graphics
true
300 MHz
GPU Base Frequency
400 MHz
1300 MHz
GPU Max Dynamic Frequency
2200 MHz
256
Shader Units
128
64
Texture Units
8
32
Raster Operation Units
4
32
Execution Units
2
15 W
Power Consumption
15
3840x2160 - 60 Hz
Max Resolution
-
0.46 TFLOPS
Graphics Performance
0.6 TFLOPS
AI Accelerator
-
-
-
-
-
-
Miscellaneous
4.0
PCIe Version
5.0
20
PCIe Lanes
28
-
-
-
-
