AMD Ryzen 9 7900 vs AMD Ryzen 5 8640HS
CPU · Specs Compare
General Parameters
Release Date
Jan 2023
Dec 2023
Manufacturer
Amd
AMD
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Raphael)
Hawk Point
Integrated Graphics
Radeon Graphics (Ryzen 7000)
Radeon 760M
Generation
—
Ryzen 5 (Zen 4 (Hawk Point))
Package
Transistor Count
13.1 billions
25 billions
Manufacturing Process
5 nm
4 nm
Socket
AM5
FP8
Power Consumption
65 W
28 W
Max Turbo Power Consumption
90 W
—
Peak Operating Temperature
95 °C
100°C
Foundry
—
TSMC
Die Size
—
178 mm²
Package
—
FP8, FP7, FP7r2
CPU Performance
Performance Cores
12
6
Performance Core Threads
24
12
Performance Core Base Frequency
3.7 GHz
3.5 GHz
Performance Core Turbo Frequency
5.4 GHz
4.9 GHz
Total Core Count
12
6
Total Thread Count
24
12
Bus Frequency
100 MHz
100 MHz
Multiplier
37x
35x
L1 Cache
64 K per core
64 K per core
L2 Cache
1 MB per core
1 MB per core
L3 Cache
64 MB shared
16 MB shared
Unlocked Multiplier
Yes
No
SMP
—
1
Memory Parameters
Memory Types
DDR5-5200
DDR5-5600, LPDDR5x-7500
Max Memory Size
128 GB
256 GB
Max Memory Channels
2
2
Max Memory Bandwidth
83.2 GB/s
89.6 GB/s
ECC Memory Support
Yes
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
400 MHz
1500 MHz
GPU Max Dynamic Frequency
2200 MHz
2600 MHz
Shader Units
128
384
Texture Units
8
24
Raster Operation Units
4
16
Execution Units
2
6
Power Consumption
15 W
15 W
Max Resolution
—
7680x4320 - 60 Hz
Miscellaneous
PCIe Version
5.0
4.0
PCIe Lanes
28
20
Benchmark
Cinebench R23
2,034
1,724
Cinebench R23
29,358
12,969
Geekbench 6
2,946
2,267
Geekbench 6
17,413
10,369
Cinebench 2024
111
99
Cinebench 2024
1,525
—
Blender
463
—
Passmark CPU
4,149
—
Passmark CPU
48,837
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.