Intel Xeon Silver 4108 vs AMD EPYC 7281


Intel Xeon Silver 4108		AMD EPYC 7281
CPU comparison In this CPU comparison, we compare the Intel Xeon Silver 4108 and the AMD EPYC 7281 and use benchmarks to check which processor is faster. We compare the Intel Xeon Silver 4108 8 core processor released in Q3/2017 with the AMD EPYC 7281 which has 16 CPU cores and was introduced in Q3/2017.

Intel Xeon Silver (32)	Family	AMD EPYC (145)
Intel Xeon Silver 4100 (8)	CPU group	AMD EPYC 7001 (12)
1	Generation	1
Skylake SP	Architecture	Naples (Zen)
Desktop	Segment	Server
--	Predecessor	--
Intel Xeon Silver 4208	Successor	--

CPU Cores and Base Frequency The Intel Xeon Silver 4108 is a 8 core processor with a clock frequency of 1.80 GHz (3.00 GHz). The processor can compute 16 threads at the same time. The AMD EPYC 7281 clocks with 2.20 GHz (2.70 GHz), has 16 CPU cores and can calculate 32 threads in parallel.
Intel Xeon Silver 4108	Characteristic	AMD EPYC 7281
8	Cores	16
16	Threads	32
normal	Core architecture	normal
Yes	Hyperthreading	Yes
No	Overclocking ?	No
1.80 GHz	Frequency	2.20 GHz
3.00 GHz	Turbo Frequency (1 Core)	2.70 GHz
2.30 GHz	Turbo Frequency (All Cores)	2.70 GHz


NPU AI performance The performance values of the processor's AI unit. The isolated NPU performance is specified here, the total AI performance (NPU+CPU+iGPU) can be higher. Processors with support for artificial intelligence (AI) and machine learning (ML) can process many calculations, especially audio, image and video processing, much faster than classic processors.
Intel Xeon Silver 4108	Characteristic	AMD EPYC 7281
--	AI hardware	--
--	AI specifications	--
--	NPU + CPU + iGPU	--

Integrated graphics (iGPU) Graphics (iGPU) integrated into the processor not only enable image output without having to rely on a dedicated graphics solution, but can also efficiently accelerate video playback.
no iGPU	GPU	no iGPU
	GPU frequency	--
--	GPU (Turbo)	--
--	GPU Generation	--
	Technology
	Max. displays
--	Compute units	--
--	Shader	--
No	Hardware Raytracing	No
No	Frame Generation	No
--	Max. GPU Memory	--
--	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.
no iGPU	GPU	no iGPU
No	Codec h265 / HEVC (8 bit)	No
No	Codec h265 / HEVC (10 bit)	No
No	Codec h264	No
No	Codec VP9	No
No	Codec VP8	No
No	Codec AV1	No
No	Codec AVC	No
No	Codec VC-1	No
No	Codec JPEG	No

Memory & PCIe Up to 768 GB of memory in a maximum of 6 memory channels is supported by the Intel Xeon Silver 4108, while the AMD EPYC 7281 supports a maximum of GB of memory with a maximum memory bandwidth of 170.6 GB/s enabled.
Intel Xeon Silver 4108	Characteristic	AMD EPYC 7281
DDR4-2400	Memory	DDR4-2666
768 GB	Max. Memory
6 (Hexa Channel)	Memory channels	8 (Octa Channel)
115.2 GB/s	Max. Bandwidth	170.6 GB/s
Yes	ECC	Yes
--	L2 Cache	--
11.00 MB	L3 Cache	32.00 MB
3.0	PCIe version	3.0
48	PCIe lanes	128
47.3 GB/s	PCIe Bandwidth	126.1 GB/s
Thermal Management The Intel Xeon Silver 4108 has a TDP of 85 W. The TDP of the AMD EPYC 7281 is 170 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.
Intel Xeon Silver 4108	Characteristic	AMD EPYC 7281
85 W	TDP (PL1 / PBP)	170 W
--	TDP (PL2)	--
--	TDP up	--
--	TDP down	--
--	Tjunction max.	--
Technical details The Intel Xeon Silver 4108 has 11.00 MB cache and is manufactured in 14 nm. The cache of AMD EPYC 7281 is at 32.00 MB. The processor is manufactured in 14 nm.

Intel Xeon Silver 4108	Characteristic	AMD EPYC 7281
14 nm	Technology	14 nm
Monolithic	Chip design	Chiplet
x86-64 (64 bit)	Instruction set (ISA)	x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512	ISA extensions	SSE4a, SSE4.1, SSE4.2, AVX2, FMA3
LGA 3647	Socket	SP3
VT-x, VT-x EPT, VT-d	Virtualization	AMD-V, SVM
Yes	AES-NI	Yes
Windows 10, Linux	Operating systems	Windows 10, Linux
Q3/2017	Release date	Q3/2017
420 $	Release price	625 $

show more data		show more data

Intel Xeon Silver 4108 8C 16T @ 1.80 GHz (3.00 GHz) buy now on Amazon and save! AMD EPYC 7281 16C 32T @ 2.20 GHz (2.70 GHz) buy now on Amazon and save!

Rate these processors

Average performance in benchmarks

⌀ Single core performance in 3 CPU benchmarks

Intel Xeon Silver 4108 (100%)

AMD EPYC 7281 (81%)

⌀ Multi core performance in 4 CPU benchmarks

Intel Xeon Silver 4108 (73%)

AMD EPYC 7281 (70%)

Price-performance ratio

Geekbench 6 multi-core score divided by the processor's release price. Higher is better.


	Intel Xeon Silver 4108 Geekbench 6 MT: 5,788 / 420 $	13.78
	AMD EPYC 7281 Geekbench 6 MT: 2,136 / 625 $	3.42

Geekbench 6 (Single-Core)

Geekbench 6 is a partial load benchmark for modern computers, notebooks and smartphones. In the single-core test, only the fastest CPU core is measured. The test run simulates the performance in practice.


	Intel Xeon Silver 4108 8C 16T @ 3.00 GHz	1002 (100%)
	AMD EPYC 7281 16C 32T @ 2.70 GHz	713 (71%)

Geekbench 6 (Multi-Core)

The practical Geekbench 6 multi-core benchmark tests the system's performance under partial load. The processor's maximum power consumption is far from being used up.


	Intel Xeon Silver 4108 8C 16T @ 2.30 GHz	5788 (100%)
	AMD EPYC 7281 16C 32T @ 2.70 GHz	2136 (37%)

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.


	Intel Xeon Silver 4108 8C 16T @ 3.00 GHz	841 (100%)
	AMD EPYC 7281 16C 32T @ 2.70 GHz	664 (79%)

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.


	Intel Xeon Silver 4108 8C 16T @ 2.30 GHz	5077 (100%)
	AMD EPYC 7281 16C 32T @ 2.70 GHz	2098 (41%)

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.


	Intel Xeon Silver 4108 8C 16T @ 2.30 GHz	8762 (40%)
	AMD EPYC 7281 16C 32T @ 2.70 GHz	21988 (100%)

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.


	Intel Xeon Silver 4108 8C 16T @ 3.00 GHz	130 (100%)
	AMD EPYC 7281 16C 32T @ 2.70 GHz	119 (92%)

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.


	Intel Xeon Silver 4108 8C 16T @ 2.30 GHz	1014 (50%)
	AMD EPYC 7281 16C 32T @ 2.70 GHz	2033 (100%)

Devices using this processor
Intel Xeon Silver 4108	AMD EPYC 7281
Unknown	Unknown


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Intel Xeon Silver 4108 vs AMD EPYC 7281

CPU comparison with benchmarks

CPU comparison

CPU Cores and Base Frequency

NPU AI performance

Integrated graphics (iGPU)

Hardware codec support

Memory & PCIe

Thermal Management

Technical details