AMD Ryzen 5 7640U vs AMD Ryzen AI 7 445

CPU Specs Compare

C

AMD Ryzen 5 7640U

AMD 2023-05
C

AMD Ryzen AI 7 445

AMD 2026-01

General Parameters

Release Date
May 2023
Jan 2026
Manufacturer
AMD
Amd
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Phoenix)
Zen 5 (Gorgon Point)
Integrated Graphics
Radeon 760M
Radeon 840M
Processor Number
-
445
Generation
-
Ryzen AI 400 (Zen 5 / Zen 5c)
Series
-
Ryzen AI 400 Series

Package

Transistor Count
25 billions
-
Manufacturing Process
4 nm
4 nm
Socket
FP8
FP8
Power Consumption
15-30 W
15-54 W
Peak Operating Temperature
100 °C
100 °C
Max Turbo Power Consumption
-
W
Foundry
-
TSMC
I/O Process Size
-
6 nm
Package
-
FP8

CPU Performance

Performance Cores
6
3
Performance Core Threads
12
6
Performance Core Base Frequency
3.5 GHz
2.0 GHz
Performance Core Turbo Frequency
4.9 GHz
4.6 GHz
Total Core Count
6
6
Total Thread Count
12
12
Bus Frequency
100 MHz
100 MHz
Multiplier
35
20
L1 Cache
64 K per core
80 K per core
L2 Cache
6 MB
1 MB per core
L3 Cache
16 MB
8 MB shared
Unlocked Multiplier
No
No
Efficiency Cores
-
3
Efficiency Core Threads
-
6
Efficiency Core Base Frequency
-
2.0 GHz
Efficiency Core Turbo Frequency
-
3.4 GHz
SMP
-
1

Memory Parameters

Memory Types
DDR5-5600, LPDDR5x-7500
DDR5-5600,LPDDR5X-8000
Max Memory Size
256 GB
256 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
128 GB/s
ECC Memory Support
No
No

Graphics Card Parameters

Integrated Graphics
true
true
GPU Base Frequency
800 MHz
800 MHz
GPU Max Dynamic Frequency
2600 MHz
2900 MHz
Shader Units
512
256
Texture Units
32
16
Raster Operation Units
16
8
Execution Units
8
4
Power Consumption
15
15-54
Max Resolution
-
7680x4320 - 60 Hz

AI Accelerator

NPU
AMD Ryzen™ AI
AMD Ryzen™ AI
Theoretical performance
10 TOPS
50 TOPS

Miscellaneous

Official Website
PCIe Version
4.0
4.0
PCIe Lanes
20
14

📊 Benchmark

Cinebench R23
1,633
1,870
Cinebench R23
11,000
12,346
Geekbench 6
2,337
2,757
Geekbench 6
10,412
11,286
Blender
181
-
Passmark CPU
3,506
-
Passmark CPU
21,172
-
Cinebench 2024
-
113
Cinebench 2024
-
709