AMD EPYC 8635P vs Intel Core i9 12900KS
CPU · Specs Compare
General Parameters
Release Date
May 2026
Apr 2022
Manufacturer
AMD
Intel
Type
Server
Desktop
Core Architecture
Sorano
Alder Lake-S
Integrated Graphics
N/A
UHD Graphics 770
Generation
EPYC (Zen 5 (Sorano))
—
Instruction Set
—
x86-64
Processor Number
—
i9-12900KS
Package
Transistor Count
99.78 billions
—
Manufacturing Process
4 nm
10 nm
Socket
AMD Socket SP6
LGA-1700
Power Consumption
225 W
150 W
Foundry
TSMC
—
Die Size
12x70.6 mm²
—
I/O Process Size
6 nm
—
Package
FC-LGA4844
—
Peak Operating Temperature
—
100 °C
CPU Performance
Performance Core Base Frequency
1.6 GHz
3.4 GHz
Performance Core Turbo Frequency
4.5 GHz
5.5 GHz
Total Core Count
84
16
Total Thread Count
168
24
Bus Frequency
100 MHz
100 MHz
Multiplier
16.0
34x
L1 Cache
80 KB per core
64 K per core
L2 Cache
1 MB per core
14 MB shared
L3 Cache
384 MB
30 MB shared
Unlocked Multiplier
No
Yes
SMP
1
—
Performance Cores
—
8
Efficiency Cores
—
8
Memory Parameters
Memory Types
DDR5-6400
DDR5-4800, DDR4-3200
Max Memory Channels
6
2
Max Memory Bandwidth
307.2 GB/s
76.8 GB/s
ECC Memory Support
Yes
Yes
Max Memory Size
—
128 GB
Miscellaneous
PCIe Version
5
5.0
PCIe Lanes
96
20
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
▲ Specs Compare
Data sourced from official specifications and benchmark tests.