Intel Atom C3758 vs Intel Xeon D-1521

Last updated:

CPU comparison with benchmarks

-VS-

CPU lineage

Intel Atom C3758 or Intel Atom C3758 – 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 C3758 features 8 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q3/2017 and belongs to the 5 generation of the Intel Atom series.
To use the Intel Atom C3758, you'll need a motherboard with a BGA 1310 socket.
The Intel Xeon D-1521 features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q4/2015 and belongs to the 1 generation of the Intel Xeon D series.
To use the Intel Xeon D-1521, you'll need a motherboard with a BGA 1667 socket.
Intel Atom Family Intel Xeon D
Intel Atom C3758 Name Intel Xeon D-1521
Desktop / Server Segment Desktop / Server
5 Generation 1
Intel Atom C3000 Group Intel Xeon D-1500
 
 

CPU Cores and Base Frequency

The Intel Atom C3758 has 8 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Atom C3758 is 2.2 GHz
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
The Intel Xeon D-1521 has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Xeon D-1521 is 2.4 GHz
and turbo frequency for one core is 2.7 GHz.
None None 2.7 GHz
normal Core architecture normal
8 CPU Cores 4
8 Threads 8
8x Cores 4x
2.2 GHz Frequency 2.4 GHz
No Overclocking No
No Hyperthreading Yes
None None 2.4 GHz
 
 

Internal Graphics

The Intel Atom C3758 does not have integrated graphics.
The Intel Xeon D-1521 does not have integrated graphics.
-- Max. displays --
GPU name
-- Shaders --
-- Direct X --
-- Release date --
-- Generation --
-- Execution units --
0 bytes Max. GPU Memory 0 bytes
-- Technology --
-- GPU frequency --
-- GPU (Turbo) --
 
 

Artificial Intelligence and Machine Learning

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

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

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 128.0 GB distributed across 2 memory channels. It offers a peak memory bandwidth of 34.1 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
Yes AES-NI Yes
DDR4-2400 Memory type DDR4-2133
2 Memory channels 2
Yes ECC Yes
pci PCIe pci
38.4 GB/s Bandwidth 34.1 GB/s
256.0 GB Max. Memory 128.0 GB
 
 

Thermal Management

The processor has a thermal design power (TDP) of 25 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 45 W watts.
100 °C Tjunction max --
25 W TDP (PL1 / PBP) 45 W
 
 

Technical details

The Intel Atom C3758 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-1521 is manufactured using a 14 nm process.
BGA 1310 Socket BGA 1667
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
Windows 10, Linux Operating systems Windows 10, Linux
193 $ Release price 216 $
Q3/2017 Release date Q4/2015
Technical data sheet Documents Technical data sheet
Monolithic Chip design Monolithic
Denverton Architecture Broadwell
0 bytes L3-Cache 0 bytes
SSE4.1, SSE4.2 ISA extensions SSE4.1, SSE4.2, AVX2
-- Part Number --
16.0 MB L2-Cache 6.0 MB
14 nm Technology 14 nm
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d