AMD Ryzen 7 7840U vs Intel Core i7 8665U
CPU Specs Compare
General Parameters
Release Date
May 2023
Apr 2019
Manufacturer
Amd
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Phoenix)
Whiskey Lake
Integrated Graphics
Radeon 780M
UHD Graphics 620
Processor Number
-
i7-8665U
Package
Transistor Count
25 billions
-
Manufacturing Process
4 nm
14 nm
Socket
FP8
BGA-1528
Power Consumption
15-30 W
15 W
Peak Operating Temperature
100 °C
100 °C
CPU Performance
Performance Cores
8
4
Performance Core Threads
16
8
Performance Core Base Frequency
3.3 GHz
1.9 GHz
Performance Core Turbo Frequency
5.1 GHz
4.8 GHz
Total Core Count
8
4
Total Thread Count
16
8
Bus Frequency
100 MHz
-
Multiplier
33
19x
L1 Cache
64 K per core
32 K per core
L2 Cache
8 MB
256 K per core
L3 Cache
16 MB
8 MB shared
Unlocked Multiplier
No
No
Memory Parameters
Memory Types
DDR5-5600, LPDDR5x-7500
DDR4-2400, LPDDR3-2133
Max Memory Size
256 GB
64 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
37.5 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
1150 MHz
Shader Units
768
192
Texture Units
48
24
Raster Operation Units
32
3
Execution Units
12
24
Power Consumption
15 W
15 W
Max Resolution
7680x4320 - 60 Hz
4096x2304 - 60 Hz
AI Accelerator
NPU
AMD Ryzen™ AI
-
Theoretical performance
10 TOPS
-
Miscellaneous
📊 Benchmark
Cinebench R23
1,745
1,244
Cinebench R23
12,789
3,752
Geekbench 6
2,480
1,484
Geekbench 6
11,518
3,939
Blender
227
54
Geekbench 5
-
1,056
Geekbench 5
-
3,056
Passmark CPU
-
2,192
Passmark CPU
-
6,232