AMD Ryzen 5 7645HX vs AMD Ryzen 7 4800H
CPU · Specs Compare
General Parameters
Release Date
Jan 2023
Jan 2020
Manufacturer
AMD
AMD
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Dragon Range)
Zen 2
Integrated Graphics
Radeon 610M
Radeon Vega 7
Package
Manufacturing Process
5 nm
7 nm
Socket
FL1
FP6
Power Consumption
45-75 W
35-54 W
Peak Operating Temperature
100°C
105 °C
CPU Performance
Performance Cores
6
8
Performance Core Threads
12
16
Performance Core Base Frequency
4.0 GHz
2.9 GHz
Performance Core Turbo Frequency
5 GHz
4.2 GHz
Total Core Count
6
8
Total Thread Count
12
16
Bus Frequency
100 MHz
100 MHz
Multiplier
40x
29x
L1 Cache
64 K per core
32 K per core
L2 Cache
1 MB per core
512 K per core
L3 Cache
32 MB shared
8 MB shared
Unlocked Multiplier
Yes
No
Memory Parameters
Memory Types
DDR5-5200
DDR4-3200, LPDDR4X-4266
Max Memory Size
64 GB
64 GB
Max Memory Channels
2
2
Max Memory Bandwidth
83.2 GB/s
68.27 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
2200 MHz
1600 MHz
Shader Units
128
448
Texture Units
8
28
Raster Operation Units
4
7
Execution Units
2
—
Power Consumption
15 W
10-45 W
Miscellaneous
PCIe Version
5.0
3.0
PCIe Lanes
28
16
Benchmark
Cinebench R23
1,800
1,243
Cinebench R23
13,954
11,056
Geekbench 6
2,720
1,422
Geekbench 5
1,895
1,195
Geekbench 6
11,906
5,175
Geekbench 5
11,141
7,127
Blender
—
154
Passmark CPU
—
2,609
Passmark CPU
—
18,761
▲ Specs Compare
Data sourced from official specifications and benchmark tests.