AMD Ryzen Threadripper 9960X vs Intel Core i9 12900KF
We compared two desktop CPUs: AMD Ryzen Threadripper 9960X with 24 cores 4.2GHz and Intel Core i9 12900KF with 16 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD Ryzen Threadripper 9960X 's Advantages
Released 3 years and 9 months late
Higher specification of memory (6400 vs 4800)
Higher base frequency (4.2GHz vs 3.2GHz)
Larger L3 cache size (128MB vs 30MB)
More modern manufacturing process (4nm vs 10nm)
Intel Core i9 12900KF 's Advantages
Newer PCIe version (5.0 vs 5)
Lower TDP (125W vs 350W)
Score
General Parameters
Jul 2025
Release Date
Oct 2021
AMD
Manufacturer
Intel
Desktop
Type
Desktop
-
Instruction Set
x86-64
Shimada Peak
Core Architecture
Alder Lake
-
Processor Number
i9-12900KF
AMD Socket sTR5
Socket
LGA-1700
N/A
Integrated Graphics
No
Ryzen Threadripper (Zen 5 (Shimada Peak))
Generation
-
Package
33.26 billions
Transistor Count
-
4 nm
Manufacturing Process
10 nm
350 W
Power Consumption
125 W
-
Max Turbo Power Consumption
241 W
95°C
Peak Operating Temperature
100°C
TSMC
Foundry
-
4x70.6 mm²
Die Size
-
6 nm
I/O Process Size
-
388 mm²
I/O Die Size
-
CPU Performance
-
Performance Cores
8
-
Performance Core Threads
16
4.2 GHz
Performance Core Base Frequency
3.2 GHz
5.3 GHz
Performance Core Turbo Frequency
5.1 GHz
-
Efficiency Cores
8
-
Efficiency Core Threads
8
-
Efficiency Core Base Frequency
2.4 GHz
-
Efficiency Core Turbo Frequency
3.9 GHz
24
Total Core Count
16
48
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
42.0
Multiplier
32x
64 KB 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
DDR5-6400
Memory Types
DDR5-4800, DDR4-3200
1 TB
Max Memory Size
128 GB
4
Max Memory Channels
2
-
Max Memory Bandwidth
76.8 GB/s
Yes
ECC Memory Support
Yes
Miscellaneous
5
PCIe Version
5.0
48
PCIe Lanes
20
