Intel Xeon Platinum 8280M vs Intel Atom C3950

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CPU comparison with benchmarks


Intel Xeon Platinum 8280M CPU1 vs CPU2 Intel Atom C3950
Intel Xeon Platinum 8280M Intel Atom C3950

CPU comparison

Intel Xeon Platinum 8280M or Intel Atom C3950 - 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 Intel Xeon Platinum 8280M has 28 cores with 56 threads and clocks with a maximum frequency of 4.00 GHz. Up to GB of memory is supported in 6 memory channels. The Intel Xeon Platinum 8280M was released in Q3/2019.

The Intel Atom C3950 has 16 cores with 16 threads and clocks with a maximum frequency of 2.20 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The Intel Atom C3950 was released in Q3/2017.
Intel Xeon Platinum (89) Family Intel Atom (108)
Intel Xeon Platinum 8200/9200 (21) CPU group Intel Atom C3000 (20)
2 Generation 5
Cascade Lake Architecture Denverton
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon Platinum 8280M has 28 CPU cores and can calculate 56 threads in parallel. The clock frequency of the Intel Xeon Platinum 8280M is 2.70 GHz (4.00 GHz) while the Intel Atom C3950 has 16 CPU cores and 16 threads can calculate simultaneously. The clock frequency of the Intel Atom C3950 is at 1.70 GHz (2.20 GHz).
Intel Xeon Platinum 8280M Characteristic Intel Atom C3950
28 Cores 16
56 Threads 16
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.70 GHz Frequency 1.70 GHz
4.00 GHz Turbo Frequency (1 Core) 2.20 GHz
2.70 GHz Turbo Frequency (All Cores) 2.20 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.
Intel Xeon Platinum 8280M Characteristic Intel Atom C3950
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Xeon Platinum 8280M or Intel Atom C3950 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.
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

The Intel Xeon Platinum 8280M can use up to GB of memory in 6 memory channels. The maximum memory bandwidth is 140.7 GB/s. The Intel Atom C3950 supports up to 256 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 38.4 GB/s.
Intel Xeon Platinum 8280M Characteristic Intel Atom C3950
DDR4-2933 Memory DDR4-2400
Max. Memory 256 GB
6 (Hexa Channel) Memory channels 2 (Dual Channel)
140.7 GB/s Max. Bandwidth 38.4 GB/s
Yes ECC Yes
-- L2 Cache 16.00 MB
38.50 MB L3 Cache --
3.0 PCIe version 3.0
48 PCIe lanes 16
47.3 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon Platinum 8280M is 205 W, while the Intel Atom C3950 has a TDP of 24 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.
Intel Xeon Platinum 8280M Characteristic Intel Atom C3950
205 W TDP (PL1 / PBP) 24 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 100 °C

Technical details

The Intel Xeon Platinum 8280M is manufactured in 14 nm and has 38.50 MB cache. The Intel Atom C3950 is manufactured in 14 nm and has a 16.00 MB cache.
Intel Xeon Platinum 8280M Characteristic Intel Atom C3950
14 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2, AVX-512 ISA extensions SSE4.1, SSE4.2
LGA 3647 Socket BGA 1310
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
Yes AES-NI Yes
Windows 10, Linux Operating systems Windows 10, Linux
Q3/2019 Release date Q3/2017
-- Release price 389 $
show more data show more data


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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.
Intel Xeon Platinum 8280M Intel Xeon Platinum 8280M
28C 56T @ 4.00 GHz
378 (100%)
Intel Atom C3950 Intel Atom C3950
16C 16T @ 2.20 GHz
0 (0%)

Devices using this processor
Intel Xeon Platinum 8280M Intel Atom C3950
Unknown Unknown

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