AMD Ryzen 9 9900X3D vs Intel Core i9 12900KS
We compared two desktop CPUs: AMD Ryzen 9 9900X3D with 12 cores 4.4GHz and Intel Core i9 12900KS with 16 cores 3.4GHz . 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 2 years and 9 months late
Higher specification of memory (5600 vs 4800)
Larger memory bandwidth (89.6GB/s vs 76.8GB/s)
Higher base frequency (4.4GHz vs 3.4GHz)
Larger L3 cache size (128MB vs 30MB)
More modern manufacturing process (4nm vs 10nm)
Lower TDP (120W vs 150W)
Score
Benchmark
Cinebench R23 Single Core
AMD Ryzen 9 9900X3D
+5%
2188
Intel Core i9 12900KS
2082
Cinebench R23 Multi Core
AMD Ryzen 9 9900X3D
+37%
38334
Intel Core i9 12900KS
27796
Geekbench 6 Single Core
AMD Ryzen 9 9900X3D
+27%
3271
Intel Core i9 12900KS
2559
Geekbench 6 Multi Core
AMD Ryzen 9 9900X3D
+23%
19229
Intel Core i9 12900KS
15546
General Parameters
Jan 2025
Release Date
Apr 2022
Amd
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Zen 5 (Granite Ridge)
Core Architecture
Alder Lake-S
9900X3D
Processor Number
i9-12900KS
AM5
Socket
LGA-1700
Radeon Graphics
Integrated Graphics
UHD Graphics 770
Ryzen 9 (Zen 5 (Granite Ridge))
Generation
-
Package
16.63 billions
Transistor Count
-
4 nm
Manufacturing Process
10 nm
120 W
Power Consumption
150 W
230 W
Max Turbo Power Consumption
-
95 °C
Peak Operating Temperature
100 °C
TSMC
Foundry
-
2x70.6 mm²
Die Size
-
6 nm
I/O Process Size
-
122 mm²
I/O Die Size
-
CPU Performance
12
Performance Cores
8
24
Performance Core Threads
-
4.4 GHz
Performance Core Base Frequency
3.4 GHz
5.5 GHz
Performance Core Turbo Frequency
5.5 GHz
-
Efficiency Cores
8
12
Total Core Count
16
24
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
43
Multiplier
34x
80 K per core
L1 Cache
64 K per core
1 MB per core
L2 Cache
14 MB shared
128 MB shared
L3 Cache
30 MB shared
Yes
Unlocked Multiplier
Yes
1
SMP
-
Memory Parameters
DDR5-5600
Memory Types
DDR5-4800, DDR4-3200
192 GB
Max Memory Size
128 GB
2
Max Memory Channels
2
89.6 GB/s
Max Memory Bandwidth
76.8 GB/s
Yes
ECC Memory Support
Yes
Graphics Card Parameters
true
Integrated Graphics
true
MHz
GPU Base Frequency
300 MHz
2200 MHz
GPU Max Dynamic Frequency
1550 MHz
-
Shader Units
256
-
Texture Units
16
-
Raster Operation Units
8
2
Execution Units
32
-
Power Consumption
15 W
-
Graphics Performance
0.78 TFLOPS
