Intel Xeon Platinum 8270 vs Intel Atom E3805

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CPU comparison with benchmarks


Intel Xeon Platinum 8270 CPU1 vs CPU2 Intel Atom E3805
Intel Xeon Platinum 8270 Intel Atom E3805

CPU comparison

Intel Xeon Platinum 8270 or Intel Atom E3805 - 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 8270 has 26 cores with 52 threads and clocks with a maximum frequency of 4.00 GHz. Up to 1024 GB of memory is supported in 6 memory channels. The Intel Xeon Platinum 8270 was released in Q2/2019.

The Intel Atom E3805 has 2 cores with 2 threads and clocks with a maximum frequency of 1.33 GHz. The CPU supports up to 8 GB of memory in 1 memory channels. The Intel Atom E3805 was released in Q4/2014.
Intel Xeon Platinum (89) Family Intel Atom (108)
Intel Xeon Platinum 8200/9200 (21) CPU group Intel Atom E3800 (6)
2 Generation 4
Cascade Lake Architecture Bay Trail
Desktop / Server Segment Mobile
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon Platinum 8270 has 26 CPU cores and can calculate 52 threads in parallel. The clock frequency of the Intel Xeon Platinum 8270 is 2.70 GHz (4.00 GHz) while the Intel Atom E3805 has 2 CPU cores and 2 threads can calculate simultaneously. The clock frequency of the Intel Atom E3805 is at 1.33 GHz.

Intel Xeon Platinum 8270 Characteristic Intel Atom E3805
26 Cores 2
52 Threads 2
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.70 GHz Frequency 1.33 GHz
4.00 GHz Turbo Frequency (1 Core) --
2.70 GHz Turbo Frequency (All Cores) --

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 Platinum 8270 Characteristic Intel Atom E3805
-- AI hardware --
-- AI specifications --
-- NPU + CPU + iGPU --

Integrated graphics (iGPU)

The Intel Xeon Platinum 8270 or Intel Atom E3805 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 8270 can use up to 1024 GB of memory in 6 memory channels. The maximum memory bandwidth is 140.7 GB/s. The Intel Atom E3805 supports up to 8 GB of memory in 1 memory channels and achieves a memory bandwidth of up to 8.6 GB/s.

Intel Xeon Platinum 8270 Characteristic Intel Atom E3805
DDR4-2933 Memory DDR3L-1066
1024 GB Max. Memory 8 GB
6 (Hexa Channel) Memory channels 1 (Single Channel)
140.7 GB/s Max. Bandwidth 8.6 GB/s
Yes ECC Yes
-- L2 Cache --
35.75 MB L3 Cache 1.00 MB
3.0 PCIe version 2.0
48 PCIe lanes 4
47.3 GB/s PCIe Bandwidth 2.0 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon Platinum 8270 is 205 W, while the Intel Atom E3805 has a TDP of 3 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.

Intel Xeon Platinum 8270 Characteristic Intel Atom E3805
205 W TDP (PL1 / PBP) 3 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 110 °C

Technical details

The Intel Xeon Platinum 8270 is manufactured in 14 nm and has 35.75 MB cache. The Intel Atom E3805 is manufactured in 22 nm and has a 1.00 MB cache.

Intel Xeon Platinum 8270 Characteristic Intel Atom E3805
14 nm Technology 22 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 1170
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT
Yes AES-NI Yes
Windows 10, Linux Operating systems
Q2/2019 Release date Q4/2014
7405 $ Release price 31 $
show more data show more data


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Average performance in benchmarks

⌀ Single core performance in 1 CPU benchmarks
Intel Xeon Platinum 8270 (100%)
Intel Atom E3805 (12%)
⌀ Multi core performance in 1 CPU benchmarks
Intel Xeon Platinum 8270 (100%)
Intel Atom E3805 (2%)

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 Platinum 8270 Intel Xeon Platinum 8270
26C 52T @ 4.00 GHz
1102 (100%)
Intel Atom E3805 Intel Atom E3805
2C 2T @ 1.33 GHz
130 (12%)

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 Platinum 8270 Intel Xeon Platinum 8270
26C 52T @ 2.70 GHz
15936 (100%)
Intel Atom E3805 Intel Atom E3805
2C 2T @ 1.33 GHz
250 (2%)

Geekbench 6 (Single-Core)

Geekbench 6 is a benchmark for modern computers, notebooks and smartphones. What is new is an optimized utilization of newer CPU architectures, e.g. based on the big.LITTLE concept and combining CPU cores of different sizes. The single-core benchmark only evaluates the performance of the fastest CPU core, the number of CPU cores in a processor is irrelevant here.
Intel Xeon Platinum 8270 Intel Xeon Platinum 8270
26C 52T @ 4.00 GHz
1234 (100%)
Intel Atom E3805 Intel Atom E3805
2C 2T @ 1.33 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.
Intel Xeon Platinum 8270 Intel Xeon Platinum 8270
26C 52T @ 4.00 GHz
378 (100%)
Intel Atom E3805 Intel Atom E3805
2C 2T @ 1.33 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.
Intel Xeon Platinum 8270 Intel Xeon Platinum 8270
26C 52T @ 2.70 GHz
0 (0%)
Intel Atom E3805 Intel Atom E3805
2C 2T @ 1.33 GHz
406 (100%)

Devices using this processor

Intel Xeon Platinum 8270 Intel Atom E3805
Unknown Unknown

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