Intel Xeon D-1518 vs Intel Atom C3950

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CPU comparison with benchmarks


Intel Xeon D-1518 CPU1 vs CPU2 Intel Atom C3950
Intel Xeon D-1518 Intel Atom C3950

CPU comparison

In this CPU comparison, we compare the Intel Xeon D-1518 and the Intel Atom C3950 and use benchmarks to check which processor is faster.

We compare the Intel Xeon D-1518 4 core processor released in Q4/2015 with the Intel Atom C3950 which has 16 CPU cores and was introduced in Q3/2017.
Intel Xeon D (79) Family Intel Atom (108)
Intel Xeon D-1500 (22) CPU group Intel Atom C3000 (20)
1 Generation 5
Broadwell Architecture Denverton
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon D-1518 is a 4 core processor with a clock frequency of 2.20 GHz. The processor can compute 8 threads at the same time. The Intel Atom C3950 clocks with 1.70 GHz (2.20 GHz), has 16 CPU cores and can calculate 16 threads in parallel.

Intel Xeon D-1518 Characteristic Intel Atom C3950
4 Cores 16
8 Threads 16
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.20 GHz Frequency 1.70 GHz
-- Turbo Frequency (1 Core) 2.20 GHz
-- Turbo Frequency (All Cores) 2.20 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 D-1518 Characteristic Intel Atom C3950
-- 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 128 GB of memory in a maximum of 2 memory channels is supported by the Intel Xeon D-1518, while the Intel Atom C3950 supports a maximum of 256 GB of memory with a maximum memory bandwidth of 38.4 GB/s enabled.

Intel Xeon D-1518 Characteristic Intel Atom C3950
DDR4-2133 Memory DDR4-2400
128 GB Max. Memory 256 GB
2 (Dual Channel) Memory channels 2 (Dual Channel)
34.1 GB/s Max. Bandwidth 38.4 GB/s
Yes ECC Yes
6.00 MB L2 Cache 16.00 MB
-- L3 Cache --
3.0 PCIe version 3.0
32 PCIe lanes 16
31.5 GB/s PCIe Bandwidth 15.8 GB/s

Thermal Management

The Intel Xeon D-1518 has a TDP of 35 W. The TDP of the Intel Atom C3950 is 24 W. System integrators use the TDP of the processor as a guide when dimensioning the cooling solution.

Intel Xeon D-1518 Characteristic Intel Atom C3950
35 W TDP (PL1 / PBP) 24 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 100 °C

Technical details

The Intel Xeon D-1518 has 6.00 MB cache and is manufactured in 14 nm. The cache of Intel Atom C3950 is at 16.00 MB. The processor is manufactured in 14 nm.

Intel Xeon D-1518 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 ISA extensions SSE4.1, SSE4.2
BGA 1667 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
Q4/2015 Release date Q3/2017
206 $ Release price 389 $
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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 D-1518 Intel Xeon D-1518
4C 8T @ 2.20 GHz
603 (100%)
Intel Atom C3950 Intel Atom C3950
16C 16T @ 2.20 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.
Intel Xeon D-1518 Intel Xeon D-1518
4C 8T @ 2.20 GHz
2596 (100%)
Intel Atom C3950 Intel Atom C3950
16C 16T @ 2.20 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 D-1518 Intel Xeon D-1518
4C 8T @ 2.20 GHz
4829 (100%)
Intel Atom C3950 Intel Atom C3950
16C 16T @ 2.20 GHz
0 (0%)

Devices using this processor

Intel Xeon D-1518 Intel Atom C3950
Unknown Unknown

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