AMD Ryzen 7 7840U vs Intel Core i9 11900K
CPU · Specs Compare
General Parameters
Release Date
May 2023
Mar 2021
Manufacturer
Amd
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Phoenix)
Rocket Lake
Integrated Graphics
Radeon 780M
UHD Graphics 750
Processor Number
—
i9-11900K
Package
Transistor Count
25 billions
—
Manufacturing Process
4 nm
14 nm
Socket
FP8
LGA-1200
Power Consumption
15-30 W
125 W
Peak Operating Temperature
100 °C
100°C
CPU Performance
Performance Cores
8
8
Performance Core Threads
16
16
Performance Core Base Frequency
3.3 GHz
3.5 GHz
Performance Core Turbo Frequency
5.1 GHz
5.3 GHz
Total Core Count
8
8
Total Thread Count
16
16
Bus Frequency
100 MHz
100 MHz
Multiplier
33
35x
L1 Cache
64 K per core
64 K per core
L2 Cache
8 MB
512 K per core
L3 Cache
16 MB
16 MB shared
Unlocked Multiplier
No
Yes
Memory Parameters
Memory Types
DDR5-5600, LPDDR5x-7500
DDR4-3200
Max Memory Size
256 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
50 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
2700 MHz
1300 MHz
Shader Units
768
256
Texture Units
48
64
Raster Operation Units
32
32
Execution Units
12
32
Power Consumption
15 W
15 W
Max Resolution
7680x4320 - 60 Hz
3840x2160 - 60 Hz
AI Accelerator
NPU
AMD Ryzen™ AI
—
Theoretical performance
10 TOPS
—
Miscellaneous
PCIe Version
4.0
4.0
PCIe Lanes
20
20
Benchmark
Cinebench R23
1,745
1,653
Cinebench R23
12,789
16,211
Geekbench 6
2,480
2,492
Geekbench 6
11,518
11,197
Blender
227
205
Geekbench 5
—
1,829
Geekbench 5
—
11,033
Passmark CPU
—
3,520
Passmark CPU
—
25,343
▲ Specs Compare
Data sourced from official specifications and benchmark tests.