AMD Ryzen 7 7840HS vs Intel Core i9 12900KS
CPU Specs Compare
General Parameters
Release Date
Apr 2023
Apr 2022
Manufacturer
Amd
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Phoenix)
Alder Lake-S
Integrated Graphics
Radeon 780M
UHD Graphics 770
Processor Number
-
i9-12900KS
Package
Transistor Count
25 billions
-
Manufacturing Process
4 nm
10 nm
Socket
FP8
LGA-1700
Power Consumption
35-54 W
150 W
Peak Operating Temperature
100 °C
100 °C
CPU Performance
Performance Cores
8
8
Performance Core Threads
16
-
Performance Core Base Frequency
3.8 GHz
3.4 GHz
Performance Core Turbo Frequency
5.1 GHz
5.5 GHz
Total Core Count
8
16
Total Thread Count
16
24
Bus Frequency
100 MHz
100 MHz
Multiplier
38
34x
L1 Cache
64 K per core
64 K per core
L2 Cache
8 MB
14 MB shared
L3 Cache
16 MB
30 MB shared
Unlocked Multiplier
No
Yes
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
Yes
Yes
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
800 MHz
300 MHz
GPU Max Dynamic Frequency
2700 MHz
1550 MHz
Shader Units
768
256
Texture Units
48
16
Raster Operation Units
32
8
Execution Units
12
32
Power Consumption
15
15 W
Max Resolution
7680x4320 - 60 Hz
-
AI Accelerator
NPU
AMD Ryzen™ AI
-
Theoretical performance
10 TOPS
-
📊 Benchmark
Geekbench 6
2,575
2,559
Geekbench 6
12,085
15,546
Cinebench R23
-
2,082
Cinebench R23
-
27,796
Passmark CPU
-
4,357
Passmark CPU
-
44,470