Intel Xeon D-2798NT vs Intel Atom C5115

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CPU comparison with benchmarks


Intel Xeon D-2798NT CPU1 vs CPU2 Intel Atom C5115
Intel Xeon D-2798NT Intel Atom C5115

CPU comparison

Intel Xeon D-2798NT or Intel Atom C5115 - 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 D-2798NT has 20 cores with 40 threads and clocks with a maximum frequency of 3.10 GHz. Up to 1024 GB of memory is supported in 4 memory channels. The Intel Xeon D-2798NT was released in Q1/2022.

The Intel Atom C5115 has 4 cores with 4 threads and clocks with a maximum frequency of 2.80 GHz. The CPU supports up to 256 GB of memory in 2 memory channels. The Intel Atom C5115 was released in Q2/2022.
Intel Xeon D (79) Family Intel Atom (108)
Intel Xeon D-2700 (16) CPU group Intel Atom C5000 (5)
4 Generation 6
Ice Lake Architecture Parker Ridge
Desktop / Server Segment Desktop / Server
-- Predecessor --
-- Successor --

CPU Cores and Base Frequency

The Intel Xeon D-2798NT has 20 CPU cores and can calculate 40 threads in parallel. The clock frequency of the Intel Xeon D-2798NT is 2.10 GHz (3.10 GHz) while the Intel Atom C5115 has 4 CPU cores and 4 threads can calculate simultaneously. The clock frequency of the Intel Atom C5115 is at 2.80 GHz.
Intel Xeon D-2798NT Characteristic Intel Atom C5115
20 Cores 4
40 Threads 4
normal Core architecture normal
Yes Hyperthreading No
No Overclocking ? No
2.10 GHz Frequency 2.80 GHz
3.10 GHz Turbo Frequency (1 Core) --
2.50 GHz Turbo Frequency (All Cores) --

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 Xeon D-2798NT Characteristic Intel Atom C5115
-- AI hardware --
-- AI specifications --

Internal Graphics

The Intel Xeon D-2798NT or Intel Atom C5115 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 D-2798NT can use up to 1024 GB of memory in 4 memory channels. The maximum memory bandwidth is 102.4 GB/s. The Intel Atom C5115 supports up to 256 GB of memory in 2 memory channels and achieves a memory bandwidth of up to 46.9 GB/s.
Intel Xeon D-2798NT Characteristic Intel Atom C5115
DDR4-3200 Memory DDR4-2933
1024 GB Max. Memory 256 GB
4 (Quad Channel) Memory channels 2 (Dual Channel)
102.4 GB/s Max. Bandwidth 46.9 GB/s
Yes ECC Yes
30.00 MB L2 Cache 9.00 MB
-- L3 Cache --
4.0 PCIe version 3.0
32 PCIe lanes 32
63.0 GB/s PCIe Bandwidth 31.5 GB/s

Thermal Management

The thermal design power (TDP for short) of the Intel Xeon D-2798NT is 125 W, while the Intel Atom C5115 has a TDP of 43 W. The TDP specifies the necessary cooling solution that is required to cool the processor sufficiently.
Intel Xeon D-2798NT Characteristic Intel Atom C5115
125 W TDP (PL1 / PBP) 43 W
-- TDP (PL2) --
-- TDP up --
-- TDP down --
-- Tjunction max. 100 °C

Technical details

The Intel Xeon D-2798NT is manufactured in 10 nm and has 30.00 MB cache. The Intel Atom C5115 is manufactured in 10 nm and has a 9.00 MB cache.
Intel Xeon D-2798NT Characteristic Intel Atom C5115
10 nm Technology 10 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, Intel QAT
BGA 2579 Socket BGA 2106
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
Q1/2022 Release date Q2/2022
2200 $ Release price --
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Devices using this processor
Intel Xeon D-2798NT Intel Atom C5115
Unknown Unknown

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