Intel Core i9 12900KS vs AMD EPYC 8125P
CPU Specs Compare
General Parameters
Release Date
Apr 2022
May 2026
Manufacturer
Intel
AMD
Type
Desktop
Server
Instruction Set
x86-64
-
Core Architecture
Alder Lake-S
Sorano
Processor Number
i9-12900KS
-
Integrated Graphics
UHD Graphics 770
N/A
Generation
-
EPYC (Zen 5 (Sorano))
Package
Manufacturing Process
10 nm
4 nm
Socket
LGA-1700
AMD Socket SP6
Power Consumption
150 W
125 W
Peak Operating Temperature
100 °C
-
Transistor Count
-
33.26 billions
Foundry
-
TSMC
Die Size
-
4x70.6 mm²
I/O Process Size
-
6 nm
Package
-
FC-LGA4844
CPU Performance
Performance Cores
8
-
Performance Core Base Frequency
3.4 GHz
2.65 GHz
Performance Core Turbo Frequency
5.5 GHz
4.5 GHz
Efficiency Cores
8
-
Total Core Count
16
16
Total Thread Count
24
32
Bus Frequency
100 MHz
100 MHz
Multiplier
34x
26.5
L1 Cache
64 K per core
80 KB per core
L2 Cache
14 MB shared
1 MB per core
L3 Cache
30 MB shared
128 MB
Unlocked Multiplier
Yes
No
SMP
-
1
Memory Parameters
Memory Types
DDR5-4800, DDR4-3200
DDR5-6400
Max Memory Size
128 GB
-
Max Memory Channels
2
6
Max Memory Bandwidth
76.8 GB/s
307.2 GB/s
ECC Memory Support
Yes
Yes
Graphics Card Parameters
Integrated Graphics
true
-
GPU Base Frequency
300 MHz
-
GPU Max Dynamic Frequency
1550 MHz
-
Shader Units
256
-
Texture Units
16
-
Raster Operation Units
8
-
Execution Units
32
-
Power Consumption
15 W
-
📊 Benchmark
Cinebench R23
2,082
-
Cinebench R23
27,796
-
Geekbench 6
2,559
-
Geekbench 6
15,546
-
Passmark CPU
4,357
-
Passmark CPU
44,470
-