Intel Core i9 9940X vs AMD Ryzen 9 9900X3D
We compared two desktop CPUs: Intel Core i9 9940X with 14 cores 3.3GHz and AMD Ryzen 9 9900X3D with 12 cores 4.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD Ryzen 9 9900X3D 's Advantages
Released 6 years and 3 months late
Integrated graphics card
Higher specification of memory (5600 vs 2666)
Larger memory bandwidth (89.6GB/s vs 85GB/s)
Newer PCIe version (5.0 vs 3.0)
Higher base frequency (4.4GHz vs 3.3GHz)
Larger L3 cache size (128MB vs 20MB)
More modern manufacturing process (4nm vs 14nm)
Lower TDP (120W vs 165W)
Score
Benchmark
Cinebench R23 Single Core
Intel Core i9 9940X
1228
AMD Ryzen 9 9900X3D
+78%
2188
Cinebench R23 Multi Core
Intel Core i9 9940X
15351
AMD Ryzen 9 9900X3D
+149%
38334
Geekbench 6 Single Core
Intel Core i9 9940X
1328
AMD Ryzen 9 9900X3D
+146%
3271
Geekbench 6 Multi Core
Intel Core i9 9940X
9787
AMD Ryzen 9 9900X3D
+96%
19229
General Parameters
Oct 2018
Release Date
Jan 2025
Intel
Manufacturer
Amd
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Skylake
Core Architecture
Zen 5 (Granite Ridge)
i9-9940X
Processor Number
9900X3D
LGA-2066
Socket
AM5
N/A
Integrated Graphics
Radeon Graphics
-
Generation
Ryzen 9 (Zen 5 (Granite Ridge))
Package
-
Transistor Count
16.63 billions
14 nm
Manufacturing Process
4 nm
165 W
Power Consumption
120 W
-
Max Turbo Power Consumption
230 W
88 °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
14
Performance Cores
12
28
Performance Core Threads
24
3.3 GHz
Performance Core Base Frequency
4.4 GHz
4.4 GHz
Performance Core Turbo Frequency
5.5 GHz
14
Total Core Count
12
28
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
33x
Multiplier
43
64 K per core
L1 Cache
80 K per core
1 MB per core
L2 Cache
1 MB per core
20 MB shared
L3 Cache
128 MB shared
Yes
Unlocked Multiplier
Yes
-
SMP
1
Memory Parameters
DDR4-2666
Memory Types
DDR5-5600
128 GB
Max Memory Size
192 GB
4
Max Memory Channels
2
85 GB/s
Max Memory Bandwidth
89.6 GB/s
No
ECC Memory Support
Yes
Graphics Card Parameters
-
Integrated Graphics
true
-
GPU Base Frequency
MHz
-
GPU Max Dynamic Frequency
2200 MHz
-
Execution Units
2
Miscellaneous
3.0
PCIe Version
5.0
44
PCIe Lanes
28
SSE4.1, SSE4.2, AVX-2, AVX-512
Extended Instruction Set
-
