Intel Atom C3808 vs Intel Xeon W-1270E

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CPU comparison with benchmarks


Intel Atom C3808 CPU1 vs CPU2 Intel Xeon W-1270E
Intel Atom C3808 Intel Xeon W-1270E

CPU comparison

Intel Atom C3808 or Intel Xeon W-1270E - 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 Atom C3808 has 12 cores with 12 threads and clocks with a maximum frequency of 2.00 GHz. Up to 256 GB of memory is supported in 2 memory channels. The Intel Atom C3808 was released in Q3/2017.

The Intel Xeon W-1270E has 8 cores with 16 threads and clocks with a maximum frequency of 4.80 GHz. The CPU supports up to 128 GB of memory in 2 memory channels. The Intel Xeon W-1270E was released in Q2/2020.
Intel Atom (101) Family Intel Xeon W (83)
Intel Atom C3000 (20) CPU group Intel Xeon W-1200 (13)
5 Generation 10
Denverton Architecture Comet Lake W
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Atom C3808 is a 12 core processor with a clock frequency of 2.00 GHz. The Intel Xeon W-1270E has 8 CPU cores with a clock frequency of 3.40 GHz (4.80 GHz).

Intel Atom C3808 Characteristic Intel Xeon W-1270E
12 Cores 8
12 Threads 16
normal Core architecture normal
No Hyperthreading Yes
No Overclocking ? No
2.00 GHz Frequency 3.40 GHz
-- Turbo Frequency (1 Core) 4.80 GHz
-- Turbo Frequency (All Cores) 4.20 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 Atom C3808 Characteristic Intel Xeon W-1270E
-- AI hardware --
-- AI specifications --

Internal Graphics

The integrated graphics unit of a processor is not only responsible for the pure image output on the system, but can also significantly increase the efficiency of the system with the support of modern video codecs.

no iGPU GPU Intel UHD Graphics P630
GPU frequency 0.35 GHz
-- GPU (Turbo) 1.20 GHz
-- GPU Generation 9.5
Technology 14 nm
Max. displays 3
-- Compute units 24
-- Shader 192
No Hardware Raytracing No
No Frame Generation No
-- Max. GPU Memory 64 GB
-- DirectX Version 12

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 Intel UHD Graphics P630
No Codec h265 / HEVC (8 bit) Decode / Encode
No Codec h265 / HEVC (10 bit) Decode / Encode
No Codec h264 Decode / Encode
No Codec VP9 Decode / Encode
No Codec VP8 Decode / Encode
No Codec AV1 No
No Codec AVC Decode / Encode
No Codec VC-1 Decode
No Codec JPEG Decode / Encode

Memory & PCIe

The Intel Atom C3808 supports a maximum of 256 GB of memory in 2 memory channels. The Intel Xeon W-1270E can connect up to 128 GB of memory in 2 memory channels.

Intel Atom C3808 Characteristic Intel Xeon W-1270E
DDR4-2133 Memory DDR4-2933
256 GB Max. Memory 128 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
34.1 GB/s Max. Bandwidth 46.9 GB/s
Yes ECC Yes
12.00 MB L2 Cache 16.00 MB
-- L3 Cache --
3.0 PCIe version 3.0
16 PCIe lanes 16
15.8 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The TDP (Thermal Design Power) of a processor specifies the required cooling solution. The Intel Atom C3808 has a TDP of 25 W, that of the Intel Xeon W-1270E is 80 W.

Intel Atom C3808 Characteristic Intel Xeon W-1270E
25 W TDP (PL1 / PBP) 80 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
100 °C Tjunction max. 100 °C

Technical details

The Intel Atom C3808 has a 12.00 MB cache, while the Intel Xeon W-1270E cache has a total of 16.00 MB.

Intel Atom C3808 Characteristic Intel Xeon W-1270E
14 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX2
BGA 1310 Socket LGA 1200
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
Q3/2017 Release date Q2/2020
369 $ Release price 367 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
⌀ Multi core performance in 1 CPU benchmarks

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 Atom C3808 Intel Atom C3808
12C 12T @ 2.00 GHz
306 (23%)
Intel Xeon W-1270E Intel Xeon W-1270E
8C 16T @ 4.80 GHz
1341 (100%)

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 Atom C3808 Intel Atom C3808
12C 12T @ 2.00 GHz
3067 (36%)
Intel Xeon W-1270E Intel Xeon W-1270E
8C 16T @ 4.20 GHz
8559 (100%)

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.
Intel Atom C3808 Intel Atom C3808
@ 0.00 GHz
0 (0%)
Intel Xeon W-1270E Intel Xeon W-1270E
Intel UHD Graphics P630 @ 1.20 GHz
461 (100%)

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 Atom C3808 Intel Atom C3808
12C 12T @ 2.00 GHz
0 (0%)
Intel Xeon W-1270E Intel Xeon W-1270E
8C 16T @ 4.20 GHz
18639 (100%)

Devices using this processor

Intel Atom C3808 Intel Xeon W-1270E
Unknown Unknown

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