Intel Core 2 Quad Q8400s vs AMD Ryzen 9 5900HS

Last updated:

CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core 2 Quad Q8400s or Intel Core 2 Quad Q8400s – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Core 2 Quad Q8400s features 4 processor cores and has the capability to manage 4 threads concurrently.
It was released in Q2/2009 and belongs to the 2 generation of the Intel Core2 Quad series.
To use the Intel Core 2 Quad Q8400s, you'll need a motherboard with a LGA 775 socket.
The AMD Ryzen 9 5900HS features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q2/2021 and belongs to the 4 generation of the AMD Ryzen 9 series.
To use the AMD Ryzen 9 5900HS, you'll need a motherboard with a FP6 socket.
Desktop / Server Segment Mobile
Intel Core 2 Quad Q8000/Q9000 Group AMD Ryzen 5000H
Intel Core2 Quad Family AMD Ryzen 9
2 Generation 4
Intel Core 2 Quad Q8400s Name AMD Ryzen 9 5900HS
 
 

CPU Cores and Base Frequency

The Intel Core 2 Quad Q8400s has 4 CPU cores and can calculate 4 threads in parallel.
The clock frequency of the Intel Core 2 Quad Q8400s is 2.66 GHz
The AMD Ryzen 9 5900HS has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the AMD Ryzen 9 5900HS is 3.0 GHz
and turbo frequency for one core is 4.6 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
4x Cores 8x
normal Core architecture normal
No Hyperthreading Yes
4 Threads 16
None None 4.6 GHz
No Overclocking No
2.66 GHz Frequency 3.0 GHz
4 CPU Cores 8
None None 4.0 GHz
 
 

Internal Graphics

The Intel Core 2 Quad Q8400s does not have integrated graphics.
The AMD Ryzen 9 5900HS has integrated graphics, called iGPU for short.
Specifically, the AMD Ryzen 9 5900HS uses the AMD Radeon 8 Graphics (Renoir), which has 512 texture shaders
and 8 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
-- Direct X 12
0 bytes Max. GPU Memory 2.0 GB
-- Execution units 8
-- Generation 9
-- GPU (Turbo) --
-- Release date Q1/2020
GPU name AMD Radeon 8 Graphics (Renoir)
-- Shaders 512
-- Max. displays --
-- Technology 7 nm
-- GPU frequency 1.75 GHz
 
 

Artificial Intelligence and Machine Learning

-- AI hardware --
-- AI specifications --
 
 

Hardware codec support

A photo or video codec that is accelerated in hardware can greatly accelerate the working speed of a processor and extend the battery life of notebooks or smartphones when playing videos.
-- h264 Decode / Encode
-- h265 / HEVC (10 bit) Decode / Encode
-- AVC Decode / Encode
-- VC-1 Decode
-- h265 / HEVC (8 bit) Decode / Encode
-- VP9 Decode / Encode
-- AV1 No
-- JPEG Decode / Encode
-- VP8 Decode / Encode
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 64.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 51.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
No ECC No
16.0 GB Max. Memory 64.0 GB
2 Memory channels 2
No AES-NI Yes
DDR3-1066, DDR2-800 Memory type DDR4-3200, LPDDR4-4266
pci PCIe pci
-- Bandwidth 51.2 GB/s
 
 

Thermal Management

The processor has a thermal design power (TDP) of 65 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 35 W watts.
-- Tjunction max 105 °C
65 W TDP (PL1 / PBP) 35 W
None TDP up 54 W
 
 

Technical details

The Intel Core 2 Quad Q8400s is manufactured using a 45 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD Ryzen 9 5900HS is manufactured using a 7 nm process.
In total, this processor boasts a generous 16.0 MB cache.
-- Part Number --
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
4.0 MB L2-Cache 4.0 MB
Monolithic Chip design Chiplet
-- Release price --
Windows 10, Linux Operating systems Windows 10, Linux, Windows 11
VT-x, VT-d Virtualization AMD-V, SVM
0 bytes L3-Cache 16.0 MB
Q2/2009 Release date Q2/2021
Technical data sheet Documents Technical data sheet
LGA 775 Socket FP6
Yorkfield (Penryn) Architecture Cezanne (Zen 3)
45 nm Technology 7 nm
SSE3, SSE4.1, MMX, SSE2 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2