AMD Ryzen 7 Pro 7840HS vs Intel Core i5 6400
CPU · Specs Compare
General Parameters
Release Date
Jun 2023
Sep 2015
Manufacturer
Amd
Intel
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Phoenix)
Skylake
Integrated Graphics
Radeon 780M
HD Graphics 530
Processor Number
—
i5-6400
Package
Transistor Count
25 billions
—
Manufacturing Process
4 nm
14 nm
Socket
FP8
LGA-1151
Power Consumption
35-54 W
65 W
Peak Operating Temperature
100 °C
—
CPU Performance
Performance Cores
8
4
Performance Core Threads
16
4
Performance Core Base Frequency
3.8 GHz
2.7 GHz
Performance Core Turbo Frequency
5.1 GHz
3.3 GHz
Total Core Count
8
4
Total Thread Count
16
4
Bus Frequency
100 MHz
100 MHz
Multiplier
38
27x
L1 Cache
64 K per core
64 K per core
L2 Cache
8 MB
256 K per core
L3 Cache
16 MB
6 MB shared
Unlocked Multiplier
No
No
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
Yes
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
800 MHz
—
GPU Max Dynamic Frequency
2700 MHz
950 MHz
Shader Units
768
—
Texture Units
48
—
Raster Operation Units
32
—
Execution Units
12
—
Power Consumption
15
—
Max Resolution
7680x4320 - 60 Hz
—
AI Accelerator
NPU
AMD Ryzen™ AI
—
Theoretical performance
10 TOPS
—
Miscellaneous
PCIe Version
4.0
3.0
PCIe Lanes
20
16
Extended Instruction Set
—
SSE4.1, SSE4.2, AVX-2
Benchmark
Cinebench R23
1,757
898
Cinebench R23
15,930
3,214
Geekbench 6
2,438
1,143
Geekbench 6
11,851
3,312
Cinebench 2024
102
—
Cinebench 2024
866
—
Blender
190
49
Geekbench 5
—
853
Geekbench 5
—
2,805
Passmark CPU
—
1,961
Passmark CPU
—
5,151
▲ Specs Compare
Data sourced from official specifications and benchmark tests.