AMD Ryzen 5 8640HS vs Intel Core i5 6400
CPU · Specs Compare
General Parameters
Release Date
Dec 2023
Sep 2015
Manufacturer
AMD
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Hawk Point
Skylake
Integrated Graphics
Radeon 760M
HD Graphics 530
Generation
Ryzen 5 (Zen 4 (Hawk Point))
—
Processor Number
—
i5-6400
Package
Transistor Count
25 billions
—
Manufacturing Process
4 nm
14 nm
Socket
FP8
LGA-1151
Power Consumption
28 W
65 W
Peak Operating Temperature
100°C
—
Foundry
TSMC
—
Die Size
178 mm²
—
Package
FP8, FP7, FP7r2
—
CPU Performance
Performance Cores
6
4
Performance Core Threads
12
4
Performance Core Base Frequency
3.5 GHz
2.7 GHz
Performance Core Turbo Frequency
4.9 GHz
3.3 GHz
Total Core Count
6
4
Total Thread Count
12
4
Bus Frequency
100 MHz
100 MHz
Multiplier
35x
27x
L1 Cache
64 K per core
64 K per core
L2 Cache
1 MB per core
256 K per core
L3 Cache
16 MB shared
6 MB shared
Unlocked Multiplier
No
No
SMP
1
—
Memory Parameters
Memory Types
DDR5-5600, LPDDR5x-7500
DDR4-2133, DDR3L-1600
Max Memory Size
256 GB
64 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
34.1 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
1500 MHz
—
GPU Max Dynamic Frequency
2600 MHz
950 MHz
Shader Units
384
—
Texture Units
24
—
Raster Operation Units
16
—
Execution Units
6
—
Power Consumption
15 W
—
Max Resolution
7680x4320 - 60 Hz
—
Miscellaneous
PCIe Version
4.0
3.0
PCIe Lanes
20
16
Extended Instruction Set
—
SSE4.1, SSE4.2, AVX-2
Benchmark
Cinebench R23
1,724
898
Cinebench R23
12,969
3,214
Geekbench 6
2,267
1,143
Geekbench 6
10,369
3,312
Cinebench 2024
99
—
Geekbench 5
—
853
Geekbench 5
—
2,805
Blender
—
49
Passmark CPU
—
1,961
Passmark CPU
—
5,151
▲ Specs Compare
Data sourced from official specifications and benchmark tests.