AMD Ryzen 5 3450U vs AMD EPYC 9634

Last updated: 2024-04-12

CPU comparison with benchmarks


AMD Ryzen 5 3450U		AMD EPYC 9634
CPU comparison AMD Ryzen 5 3450U or AMD EPYC 9634 - which processor is faster? In this comparison we look at the differences and analyze which of these two CPUs is better. We compare the technical data and benchmark results. The AMD Ryzen 5 3450U has 4 cores with 8 threads and clocks with a maximum frequency of 3.50 GHz. Up to 32 GB of memory is supported in 2 memory channels. The AMD Ryzen 5 3450U was released in Q2/2020. The AMD EPYC 9634 has 84 cores with 168 threads and clocks with a maximum frequency of 3.70 GHz. The CPU supports up to 6144 GB of memory in 12 memory channels. The AMD EPYC 9634 was released in Q4/2022.

AMD Ryzen 5 (84)	Family	AMD EPYC (129)
AMD Ryzen 3000U (10)	CPU group	AMD EPYC 9004 (21)
2	Generation	4
Picasso (Zen+)	Architecture	Genoa / Genoa-X (Zen 4)
Mobile	Segment	Desktop / Server
--	Predecessor	--
--	Successor	--

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 2.10 GHz (3.50 GHz) while the AMD EPYC 9634 has 84 CPU cores and 168 threads can calculate simultaneously. The clock frequency of the AMD EPYC 9634 is at 2.25 GHz (3.70 GHz).
AMD Ryzen 5 3450U	Characteristic	AMD EPYC 9634
4	Cores	84
8	Threads	168
normal	Core architecture	normal
Yes	Hyperthreading	Yes
No	Overclocking ?	No
2.10 GHz	Frequency	2.25 GHz
3.50 GHz	Turbo Frequency (1 Core)	3.70 GHz
3.10 GHz	Turbo Frequency (All Cores)	3.10 GHz

Artificial Intelligence and Machine Learning Processors with the support of artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors. Algorithms for ML improve their performance the more data they have collected via software. ML tasks can be processed up to 10,000 times faster than with a classic processor.
AMD Ryzen 5 3450U	Characteristic	AMD EPYC 9634
--	AI hardware	--
--	AI specifications	--

Internal Graphics The AMD Ryzen 5 3450U or AMD EPYC 9634 has integrated graphics, called iGPU for short. The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
AMD Radeon RX Vega 8 (Raven Ridge)	GPU	no iGPU
1.20 GHz	GPU frequency	--
--	GPU (Turbo)	--
8	GPU Generation	--
14 nm	Technology
3	Max. displays
8	Compute units	--
512	Shader	--
No	Hardware Raytracing	No
No	Frame Generation	No
2 GB	Max. GPU Memory	--
12	DirectX Version	--

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.
AMD Radeon RX Vega 8 (Raven Ridge)	GPU	no iGPU
Decode / Encode	Codec h265 / HEVC (8 bit)	No
Decode / Encode	Codec h265 / HEVC (10 bit)	No
Decode / Encode	Codec h264	No
Decode / Encode	Codec VP9	No
Decode / Encode	Codec VP8	No
No	Codec AV1	No
Decode / Encode	Codec AVC	No
Decode	Codec VC-1	No
Decode / Encode	Codec JPEG	No

Memory & PCIe The AMD Ryzen 5 3450U can use up to 32 GB of memory in 2 memory channels. The maximum memory bandwidth is 38.4 GB/s. The AMD EPYC 9634 supports up to 6144 GB of memory in 12 memory channels and achieves a memory bandwidth of up to 460.8 GB/s.
AMD Ryzen 5 3450U	Characteristic	AMD EPYC 9634
DDR4-2400	Memory	DDR5-4800
32 GB	Max. Memory	6144 GB
2 (Dual Channel)	Memory channels	12
38.4 GB/s	Max. Bandwidth	460.8 GB/s
Yes	ECC	Yes
2.00 MB	L2 Cache	84.00 MB
4.00 MB	L3 Cache	384.00 MB
3.0	PCIe version	5.0
12	PCIe lanes	128
11.8 GB/s	PCIe Bandwidth	504.1 GB/s
Thermal Management The thermal design power (TDP for short) of the AMD Ryzen 5 3450U is 15 W, while the AMD EPYC 9634 has a TDP of 290 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.
AMD Ryzen 5 3450U	Characteristic	AMD EPYC 9634
15 W	TDP (PL1 / PBP)	290 W
--	TDP (PL2)	--
35 W	TDP up	300 W
12 W	TDP down	240 W
105 °C	Tjunction max.	100 °C
Technical details The AMD Ryzen 5 3450U is manufactured in 12 nm and has 6.00 MB cache. The AMD EPYC 9634 is manufactured in 5 nm and has a 468.00 MB cache.
AMD Ryzen 5 3450U	Characteristic	AMD EPYC 9634
12 nm	Technology	5 nm
Chiplet	Chip design	Chiplet
x86-64 (64 bit)	Instruction set (ISA)	x86-64 (64 bit)
SSE4a, SSE4.1, SSE4.2, AVX2, FMA3	ISA extensions	SSE4.2, AVX2, AVX-512, BFLOAT16, VNNI
FP5	Socket	SP5
AMD-V, SVM	Virtualization	AMD-V, SVM
Yes	AES-NI	Yes
Windows 10, Windows 11, Linux	Operating systems	Windows Server 2022, Linux, Windows 11
Q2/2020	Release date	Q4/2022
--	Release price	10304 $

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AMD Ryzen 5 3450U 4C 8T @ 2.10 GHz (3.50 GHz) buy now on Amazon and save! AMD EPYC 9634 84C 168T @ 2.25 GHz (3.70 GHz) buy now on Amazon and save!

Rate these processors

Cinebench R23 (Single-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	AMD Ryzen 5 3450U 4C 8T @ 3.50 GHz	891 (100%)
	AMD EPYC 9634 84C 168T @ 3.70 GHz	0 (0%)

Cinebench R23 (Multi-Core)

Cinebench R23 is the successor of Cinebench R20 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	AMD Ryzen 5 3450U 4C 8T @ 3.10 GHz	3197 (100%)
	AMD EPYC 9634 84C 168T @ 3.10 GHz	0 (0%)

Geekbench 5, 64bit (Single-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	AMD Ryzen 5 3450U 4C 8T @ 3.50 GHz	822 (100%)
	AMD EPYC 9634 84C 168T @ 3.70 GHz	0 (0%)

Geekbench 5, 64bit (Multi-Core)

Geekbench 5 is a cross plattform benchmark that heavily uses the systems memory. A fast memory will push the result a lot. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	AMD Ryzen 5 3450U 4C 8T @ 3.10 GHz	2745 (100%)
	AMD EPYC 9634 84C 168T @ 3.10 GHz	0 (0%)

Cinebench R20 (Single-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	AMD Ryzen 5 3450U 4C 8T @ 3.50 GHz	349 (100%)
	AMD EPYC 9634 84C 168T @ 3.70 GHz	0 (0%)

Cinebench R20 (Multi-Core)

Cinebench R20 is the successor of Cinebench R15 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	AMD Ryzen 5 3450U 4C 8T @ 3.10 GHz	1246 (100%)
	AMD EPYC 9634 84C 168T @ 3.10 GHz	0 (0%)

iGPU - FP32 Performance (Single-precision GFLOPS)

The theoretical computing performance of the internal graphics unit of the processor with simple accuracy (32 bit) in GFLOPS. GFLOPS indicates how many billion floating point operations the iGPU can perform per second.


	AMD Ryzen 5 3450U AMD Radeon RX Vega 8 (Raven Ridge) @ 1.20 GHz	1229 (100%)
	AMD EPYC 9634 @ 0.00 GHz	0 (0%)

Estimated results for PassMark CPU Mark

Some of the CPUs listed below have been benchmarked by CPU-monkey. However the majority of CPUs have not been tested and the results have been estimated by a CPU-monkey’s secret proprietary formula. As such they do not accurately reflect the actual Passmark CPU mark values and are not endorsed by PassMark Software Pty Ltd.


	AMD Ryzen 5 3450U 4C 8T @ 3.10 GHz	6788 (100%)
	AMD EPYC 9634 84C 168T @ 3.10 GHz	0 (0%)

Blender 2.81 (bmw27)

Blender is a free 3D graphics software for rendering (creating) 3D bodies, which can also be textured and animated in the software. The Blender benchmark creates predefined scenes and measures the time (s) required for the entire scene. The shorter the time required, the better. We selected bmw27 as the benchmark scene.


	AMD Ryzen 5 3450U 4C 8T @ 3.10 GHz	829 (100%)
	AMD EPYC 9634 84C 168T @ 3.10 GHz	0 (0%)

CPU-Z Benchmark 17 (Multi-Core)

The CPU-Z benchmark measures a processor's performance by measuring the time it takes the system to complete all benchmark calculations. The faster the benchmark is completed, the higher the score.


	AMD Ryzen 5 3450U 4C 8T @ 2.10 GHz	1443 (100%)
	AMD EPYC 9634 84C 168T @ 2.25 GHz	0 (0%)

Cinebench R15 (Single-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The single-core test only uses one CPU core, the amount of cores or hyperthreading ability doesn't count.


	AMD Ryzen 5 3450U 4C 8T @ 3.50 GHz	134 (100%)
	AMD EPYC 9634 84C 168T @ 3.70 GHz	0 (0%)

Cinebench R15 (Multi-Core)

Cinebench R15 is the successor of Cinebench 11.5 and is also based on the Cinema 4 Suite. Cinema 4 is a worldwide used software to create 3D forms. The multi-core test involves all CPU cores and taks a big advantage of hyperthreading.


	AMD Ryzen 5 3450U 4C 8T @ 3.10 GHz	527 (100%)
	AMD EPYC 9634 84C 168T @ 3.10 GHz	0 (0%)

Devices using this processor
AMD Ryzen 5 3450U	AMD EPYC 9634
Unknown	Unknown

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