AMD Ryzen 5 3450U vs AMD EPYC 9634

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CPU comparison with benchmarks

-VS-

CPU lineage

AMD Ryzen 5 3450U or AMD Ryzen 5 3450U – 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 AMD Ryzen 5 3450U features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q2/2020 and belongs to the 2 generation of the AMD Ryzen 5 series.
To use the AMD Ryzen 5 3450U, you'll need a motherboard with a FP5 socket.
The AMD EPYC 9634 features 84 processor cores and has the capability to manage 168 threads concurrently.
It was released in Q4/2022 and belongs to the 4 generation of the AMD EPYC series.
To use the AMD EPYC 9634, you'll need a motherboard with a SP5 socket.
AMD Ryzen 5 Family AMD EPYC
Mobile Segment Desktop / Server
AMD Ryzen 5 3450U Name AMD EPYC 9634
AMD Ryzen 3000U Group AMD EPYC 9004
2 Generation 4
 
 

CPU Cores and Base Frequency

The AMD Ryzen 5 3450U has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the AMD Ryzen 5 3450U is 2.1 GHz
and turbo frequency for one core is 3.5 GHz.
The AMD EPYC 9634 has 84 CPU cores and can calculate 168 threads in parallel.
The clock frequency of the AMD EPYC 9634 is 2.25 GHz
and turbo frequency for one core is 3.7 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
4x Cores 84x Zen 4
3.1 GHz Turbo Frequency (all cores) None
2.1 GHz Frequency 2.25 GHz
4 CPU Cores 84
normal Core architecture normal
Yes Hyperthreading Yes
No Overclocking No
8 Threads 168
3.5 GHz Turbo Frequency (1 core) 3.7 GHz
 
 

Internal Graphics

The AMD Ryzen 5 3450U has integrated graphics, called iGPU for short.
Specifically, the AMD Ryzen 5 3450U uses the AMD Radeon Vega 8 Graphics, 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.
The AMD EPYC 9634 does not have integrated graphics.
-- GPU (Turbo) --
Q1/2018 Release date --
8 Execution units --
12 Direct X --
-- Max. displays --
512 Shaders --
AMD Radeon Vega 8 Graphics GPU name
1.2 GHz GPU frequency --
2.0 GB Max. GPU Memory 0 bytes
8 Generation --
14 nm Technology --
 
 

Artificial Intelligence and Machine Learning

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

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.
Decode / Encode VP8 --
Decode / Encode VP9 --
Decode / Encode AVC --
Decode / Encode h264 --
Decode / Encode JPEG --
Decode VC-1 --
No AV1 --
Decode / Encode h265 / HEVC (8 bit) --
Decode / Encode h265 / HEVC (10 bit) --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 32.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 38.4 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 6.0 TB distributed across 12 memory channels. It offers a peak memory bandwidth of 461.0 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
Yes AES-NI Yes
32.0 GB Max. Memory 6.0 TB
38.4 GB/s Bandwidth 461.0 GB/s
DDR4-2400 Memory type DDR5-4800
pci PCIe pci
2 Memory channels 12
Yes ECC Yes
 
 

Thermal Management

The processor has a thermal design power (TDP) of 15 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 290 W watts.
12 W TDP down 240 W
35 W TDP up 300 W
15 W TDP (PL1 / PBP) 290 W
105 °C Tjunction max 100 °C
 
 

Technical details

The AMD Ryzen 5 3450U is manufactured using a 12 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 4.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The AMD EPYC 9634 is manufactured using a 5 nm process.
In total, this processor boasts a generous 384.0 MB cache.
Technical data sheet Documents Technical data sheet
Q2/2020 Release date Q4/2022
FP5 Socket SP5
2.0 MB L2-Cache 84.0 MB
4.0 MB L3-Cache 384.0 MB
Windows 10, Linux, Windows 11 Operating systems Linux, Windows 11, Windows Server 2022
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
-- Part Number 100-000000797
Picasso (Zen+) Architecture Genoa (Zen 4)
AMD-V, SVM Virtualization AMD-V, SVM
-- Release price 10304 $
SSE4a, SSE4.1, SSE4.2, FMA3, AVX2 ISA extensions SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI
Chiplet Chip design Chiplet
12 nm Technology 5 nm