AMD Ryzen 5 Pro 9645 vs Intel Core i9 12900H
CPU Specs Compare
General Parameters
Release Date
Jan 2026
Jan 2022
Manufacturer
Amd
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 5 (Granite Ridge)
Alder Lake
Processor Number
9645
i9-12900H
Integrated Graphics
Radeon Graphics
Iris Xe Graphics (96EU)
Package
Manufacturing Process
4 nm
10 nm
Socket
AM5
BGA-1744
Power Consumption
65 W
35-45 W
Peak Operating Temperature
95 °C
100°C
Max Turbo Power Consumption
-
115 W
CPU Performance
Performance Cores
6
6
Performance Core Threads
12
12
Performance Core Base Frequency
3.9 GHz
2.5 GHz
Performance Core Turbo Frequency
5.4 GHz
5 GHz
Total Core Count
6
14
Total Thread Count
12
20
Bus Frequency
100 MHz
100 MHz
Multiplier
39
25x
L1 Cache
80 K per core
80 K per core
L2 Cache
1 MB per core
1280 K per core
L3 Cache
32 MB shared
24 MB shared
Unlocked Multiplier
Yes
No
Efficiency Cores
-
8
Efficiency Core Threads
-
8
Efficiency Core Base Frequency
-
1.8 GHz
Efficiency Core Turbo Frequency
-
3.8 GHz
Memory Parameters
Memory Types
DDR5-5600
DDR5-4800, DDR4-3200, LPDDR5-5200, LPDDR4x-4267
ECC Memory Support
Yes
No
Max Memory Size
-
64 GB
Max Memory Channels
-
2
Max Memory Bandwidth
-
76.8 GB/s
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
400 MHz
300 MHz
GPU Max Dynamic Frequency
2200 MHz
1450 MHz
Shader Units
128
768
Texture Units
8
48
Raster Operation Units
4
24
Execution Units
2
96
Power Consumption
15
15 W
📊 Benchmark
Cinebench R23
2,150
1,906
Cinebench R23
17,163
16,503
Geekbench 6
3,285
2,397
Geekbench 6
13,515
11,973
Cinebench 2024
132
-
Cinebench 2024
969
-
Passmark CPU
4,641
3,811
Passmark CPU
31,474
28,264
Geekbench 5
-
1,839
Geekbench 5
-
12,692
Blender
-
227