AMD Ryzen 5 8645HS vs Intel Core i9 12900HX
CPU Specs Compare
General Parameters
Release Date
Dec 2023
May 2022
Manufacturer
AMD
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Hawk Point)
Alder Lake
Integrated Graphics
Radeon 760M
UHD Graphics (32EU)
Generation
Ryzen 5 (Zen 4 (Hawk Point))
-
Processor Number
-
i9-12900HX
Package
Transistor Count
25 billions
-
Manufacturing Process
4 nm
10 nm
Socket
FP8
BGA-1964
Power Consumption
35-54 W
45-55 W
Peak Operating Temperature
100°C
100°C
Foundry
TSMC
-
Die Size
178 mm²
-
Package
FP8, FP7, FP7r2
-
Max Turbo Power Consumption
-
157 W
CPU Performance
Performance Cores
6
8
Performance Core Threads
12
16
Performance Core Base Frequency
4.3 GHz
2.3 GHz
Performance Core Turbo Frequency
5 GHz
5 GHz
Total Core Count
6
16
Total Thread Count
12
24
Bus Frequency
100 MHz
100 MHz
Multiplier
43x
23x
L1 Cache
64 K per core
80 K per core
L2 Cache
1 MB per core
1280 K per core
L3 Cache
16 MB shared
30 MB shared
Unlocked Multiplier
No
Yes
SMP
1
-
Efficiency Cores
-
8
Efficiency Core Threads
-
8
Efficiency Core Base Frequency
-
1.7 GHz
Efficiency Core Turbo Frequency
-
3.6 GHz
Memory Parameters
Memory Types
DDR5-5600, LPDDR5x-7500
DDR5-4800, DDR4-3200
Max Memory Size
256 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
76.8 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
800 MHz
300 MHz
GPU Max Dynamic Frequency
2600 MHz
1550 MHz
Shader Units
512
256
Texture Units
32
16
Raster Operation Units
16
8
Execution Units
8
32
Power Consumption
15 W
45 W
Miscellaneous
📊 Benchmark
Cinebench R23
1,724
1,904
Cinebench R23
13,058
20,977
Geekbench 6
2,455
2,519
Geekbench 6
10,287
14,447
Blender
188
280
Passmark CPU
3,795
3,874
Passmark CPU
23,060
34,632
Geekbench 5
-
1,896
Geekbench 5
-
16,154