AMD Ryzen 9 3950X vs Intel Core i9 12900T
CPU Specs Compare
General Parameters
Release Date
Nov 2019
Jan 2022
Manufacturer
AMD
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
-
Core Architecture
Zen 2
Alder Lake-S
Integrated Graphics
N/A
UHD Graphics 770
Generation
-
Core i9 (Alder Lake-S)
Package
Transistor Count
3.8 billions
-
Manufacturing Process
7 nm
10 nm
Socket
AM4
Intel Socket 1700
Power Consumption
105 W
35 W
Peak Operating Temperature
-
72 °C
Foundry
-
Intel
Die Size
-
215 mm²
Package
-
FC-LGA16A
CPU Performance
Performance Cores
16
8
Performance Core Threads
32
16
Performance Core Base Frequency
3.5 GHz
1.4 GHz
Performance Core Turbo Frequency
4.7 GHz
4.9 GHz
Total Core Count
16
16
Total Thread Count
32
24
Bus Frequency
100 MHz
100 MHz
Multiplier
35x
14.0
L1 Cache
64 K per core
80 KB per core
L2 Cache
512 K per core
1.25 MB per core
L3 Cache
64 MB shared
30 MB shared
Unlocked Multiplier
Yes
Yes
Efficiency Cores
-
8
Efficiency Core Threads
-
8
Efficiency Core Base Frequency
-
1000 MHz
Efficiency Core Turbo Frequency
-
3.6 GHz
SMP
-
1
Memory Parameters
Memory Types
DDR4-3200
DDR4-3200, DDR5-4800
Max Memory Size
128 GB
-
Max Memory Channels
2
2
Max Memory Bandwidth
47.68 GB/s
76.8 GB/s
ECC Memory Support
Yes
No
Graphics Card Parameters
Integrated Graphics
-
true
GPU Base Frequency
-
300 MHz
GPU Max Dynamic Frequency
-
1550 MHz
Execution Units
-
32
📊 Benchmark
Cinebench R23
1,349
1,865
Cinebench R23
24,396
22,804
Geekbench 6
1,709
2,362
Geekbench 6
11,656
12,384
Cinebench 2024
72
-
Cinebench 2024
1,325
-
Passmark CPU
2,692
-
Passmark CPU
38,953
-
Blender
-
153