AMD Ryzen 5 8640U vs Intel Core i9 12900KS
CPU · Specs Compare
General Parameters
Release Date
Dec 2023
Apr 2022
Manufacturer
AMD
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Hawk Point
Alder Lake-S
Integrated Graphics
Radeon 760M
UHD Graphics 770
Generation
Ryzen 5 (Zen 4 (Hawk Point))
—
Processor Number
—
i9-12900KS
Package
Transistor Count
25 billions
—
Manufacturing Process
4 nm
10 nm
Socket
FP7
LGA-1700
Power Consumption
15-30 W
150 W
Peak Operating Temperature
100°C
100 °C
Foundry
TSMC
—
Die Size
178 mm²
—
Package
FP8, FP7, FP7r2
—
CPU Performance
Performance Cores
6
8
Performance Core Threads
12
—
Performance Core Base Frequency
3.5 GHz
3.4 GHz
Performance Core Turbo Frequency
4.9 GHz
5.5 GHz
Total Core Count
6
16
Total Thread Count
12
24
Bus Frequency
100 MHz
100 MHz
Multiplier
35x
34x
L1 Cache
64 K per core
64 K per core
L2 Cache
1 MB per core
14 MB shared
L3 Cache
16 MB shared
30 MB shared
Unlocked Multiplier
No
Yes
SMP
1
—
Efficiency Cores
—
8
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
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
1500 MHz
300 MHz
GPU Max Dynamic Frequency
2600 MHz
1550 MHz
Shader Units
384
256
Texture Units
24
16
Raster Operation Units
16
8
Execution Units
6
32
Power Consumption
15 W
15 W
Miscellaneous
PCIe Version
4.0
5.0
PCIe Lanes
20
20
Benchmark
Cinebench R23
1,780
2,082
Cinebench R23
11,267
27,796
Geekbench 6
2,419
2,559
Geekbench 6
10,350
15,546
Passmark CPU
—
4,357
Passmark CPU
—
44,470
▲ Specs Compare
Data sourced from official specifications and benchmark tests.