Intel Core 2 Quad Q8400s vs AMD Ryzen 9 5900HS

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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.
Intel Core 2 Quad Q8000/Q9000 Group AMD Ryzen 5000H
Intel Core 2 Quad Q8400s Name AMD Ryzen 9 5900HS
2 Generation 4
Desktop / Server Segment Mobile
Intel Core2 Quad Family AMD Ryzen 9
 
 

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.
normal Core architecture normal
None None 4.6 GHz
No Hyperthreading Yes
2.66 GHz Frequency 3.0 GHz
None None 4.0 GHz
4x Cores 8x
4 Threads 16
4 CPU Cores 8
No Overclocking No
 
 

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.
-- GPU (Turbo) --
0 bytes Max. GPU Memory 2.0 GB
-- Release date Q1/2020
GPU name AMD Radeon 8 Graphics (Renoir)
-- Shaders 512
-- Max. displays --
-- Execution units 8
-- Generation 9
-- GPU frequency 1.75 GHz
-- Direct X 12
-- Technology 7 nm
 
 

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.
-- h265 / HEVC (8 bit) Decode / Encode
-- h264 Decode / Encode
-- VP9 Decode / Encode
-- VC-1 Decode
-- JPEG Decode / Encode
-- AV1 No
-- h265 / HEVC (10 bit) Decode / Encode
-- VP8 Decode / Encode
-- AVC 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.
pci PCIe pci
16.0 GB Max. Memory 64.0 GB
2 Memory channels 2
-- Bandwidth 51.2 GB/s
No ECC No
No AES-NI Yes
DDR3-1066, DDR2-800 Memory type DDR4-3200, LPDDR4-4266
 
 

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.
65 W TDP (PL1 / PBP) 35 W
-- Tjunction max 105 °C
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.
Q2/2009 Release date Q2/2021
-- Part Number --
0 bytes L3-Cache 16.0 MB
Windows 10, Linux Operating systems Windows 10, Linux, Windows 11
VT-x, VT-d Virtualization AMD-V, SVM
SSE3, SSE4.1, MMX, SSE2 ISA extensions SSE4a, SSE4.1, SSE4.2, FMA3, AVX2
4.0 MB L2-Cache 4.0 MB
LGA 775 Socket FP6
Yorkfield (Penryn) Architecture Cezanne (Zen 3)
Technical data sheet Documents Technical data sheet
-- Release price --
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
Monolithic Chip design Chiplet
45 nm Technology 7 nm