Intel Atom C3955 vs Intel Xeon D-2145NT

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Atom C3955 or Intel Atom C3955 – which processor offers superior performance? In this comparison, we examine disparities and assess which of these two CPUs outperforms the other. We delve into technical specifications and benchmark outcomes.
The Intel Atom C3955 features 16 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q3/2017 and belongs to the 5 generation of the Intel Atom series.
To use the Intel Atom C3955, you'll need a motherboard with a BGA 1310 socket.
The Intel Xeon D-2145NT features 8 processor cores and has the capability to manage 16 threads concurrently.
It was released in Q1/2018 and belongs to the 2 generation of the Intel Xeon D series.
To use the Intel Xeon D-2145NT, you'll need a motherboard with a BGA 2518 socket.
Desktop / Server Segment Desktop / Server
Intel Atom C3955 Name Intel Xeon D-2145NT
Intel Atom C3000 Group Intel Xeon D-2100
5 Generation 2
Intel Atom Family Intel Xeon D
 
 

CPU Cores and Base Frequency

The Intel Atom C3955 has 16 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the Intel Atom C3955 is 2.1 GHz
and turbo frequency for one core is 2.4 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The Intel Xeon D-2145NT has 8 CPU cores and can calculate 16 threads in parallel.
The clock frequency of the Intel Xeon D-2145NT is 1.9 GHz
and turbo frequency for one core is 3.0 GHz.
No Overclocking No
2.4 GHz Turbo Frequency (1 core) 3.0 GHz
16 Threads 16
No Hyperthreading Yes
16x Cores 8x
2.1 GHz Frequency 1.9 GHz
16 CPU Cores 8
normal Core architecture normal
None None 1.9 GHz
 
 

Internal Graphics

The Intel Atom C3955 does not have integrated graphics.
The Intel Xeon D-2145NT does not have integrated graphics.
-- GPU frequency --
-- Execution units --
-- Release date --
-- GPU (Turbo) --
-- Max. displays --
-- Shaders --
0 bytes Max. GPU Memory 0 bytes
-- Generation --
-- Direct X --
-- Technology --
GPU name
 
 

Artificial Intelligence and Machine Learning

-- AI specifications --
-- AI hardware --
 
 

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.
-- h265 / HEVC (8 bit) --
-- AV1 --
-- VP9 --
-- VC-1 --
-- VP8 --
-- h264 --
-- JPEG --
-- AVC --
-- h265 / HEVC (10 bit) --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 256.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 38.4 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
The processor supports a maximum memory capacity of 512.0 GB distributed across 4 memory channels. It offers a peak memory bandwidth of 68.2 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
256.0 GB Max. Memory 512.0 GB
DDR4-2400 Memory type DDR4-2133
pci PCIe pci
Yes AES-NI Yes
38.4 GB/s Bandwidth 68.2 GB/s
Yes ECC Yes
2 Memory channels 4
 
 

Thermal Management

The processor has a thermal design power (TDP) of 32 W watts.
TDP indicates the cooling solution needed to effectively manage the processor's heat. It generally provides an approximate indication of the actual power consumption of the CPU itself.
The processor has a thermal design power (TDP) of 65 W watts.
32 W TDP (PL1 / PBP) 65 W
100 °C Tjunction max --
 
 

Technical details

The Intel Atom C3955 is manufactured using a 14 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Xeon D-2145NT is manufactured using a 14 nm process.
Windows 10, Linux Operating systems Windows 10, Linux
16.0 MB L2-Cache 11.0 MB
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
0 bytes L3-Cache 0 bytes
Q3/2017 Release date Q1/2018
434 $ Release price 537 $
Technical data sheet Documents Technical data sheet
-- Part Number --
BGA 1310 Socket BGA 2518
Denverton Architecture Skylake
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
14 nm Technology 14 nm
Monolithic Chip design Monolithic
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
 
 

Benchmarks

Geekbench 5, 64bit (Multi-Core)

Intel Xeon D-2145NT
8C 16T @ 1.9 GHz
5986
5986
Intel Atom C3955
16C 16T @ 2.1 GHz
4896
4896

Geekbench 5, 64bit (Single-Core)

Intel Xeon D-2145NT
8C 16T @ 1.9 GHz
850
850
Intel Atom C3955
16C 16T @ 2.1 GHz
387
387