Intel Core i5-8257U vs Intel Xeon D-2766NT

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CPU comparison with benchmarks

-VS-

CPU lineage

Intel Core i5-8257U or Intel Core i5-8257U – 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 Core i5-8257U features 4 processor cores and has the capability to manage 8 threads concurrently.
It was released in Q3/2019 and belongs to the 8 generation of the Intel Core i5 series.
To use the Intel Core i5-8257U, you'll need a motherboard with a BGA 1528 socket.
The Intel Xeon D-2766NT features 14 processor cores and has the capability to manage 28 threads concurrently.
It was released in Q1/2022 and belongs to the 4 generation of the Intel Xeon D series.
To use the Intel Xeon D-2766NT, you'll need a motherboard with a BGA 2579 socket.
Intel Core i 8000U Group Intel Xeon D-2700
8 Generation 4
Intel Core i5-8257U Name Intel Xeon D-2766NT
Mobile Segment Desktop / Server
Intel Core i5 Family Intel Xeon D
 
 

CPU Cores and Base Frequency

The Intel Core i5-8257U has 4 CPU cores and can calculate 8 threads in parallel.
The clock frequency of the Intel Core i5-8257U is 1.4 GHz
and turbo frequency for one core is 3.9 GHz.
The Intel Xeon D-2766NT has 14 CPU cores and can calculate 28 threads in parallel.
The clock frequency of the Intel Xeon D-2766NT is 2.0 GHz
and turbo frequency for one core is 3.1 GHz.
The number of CPU cores greatly affects the speed of the processor and is an important performance indicator.
3.2 GHz Turbo Frequency (all cores) None
3.9 GHz Turbo Frequency (1 core) 3.1 GHz
normal Core architecture normal
1.4 GHz Frequency 2.0 GHz
4 CPU Cores 14
No Overclocking No
Yes Hyperthreading Yes
4x Cores 14x Sunny Cove
8 Threads 28
 
 

Internal Graphics

The Intel Core i5-8257U has integrated graphics, called iGPU for short.
Specifically, the Intel Core i5-8257U uses the Intel Iris Plus Graphics 645, which has 384 texture shaders
and 48 execution units.
The iGPU uses the system's main memory as graphics memory and sits on the processor's die.
The Intel Xeon D-2766NT does not have integrated graphics.
1.05 GHz GPU (Turbo) --
14 nm Technology --
12 Direct X --
32.0 GB Max. GPU Memory 0 bytes
48 Execution units --
Q4/2017 Release date --
Intel Iris Plus Graphics 645 GPU name
384 Shaders --
0.3 GHz GPU frequency --
9.5 Generation --
-- Max. displays --
 
 

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.
Decode / Encode h265 / HEVC (8 bit) --
Decode / Encode VP9 --
Decode / Encode VP8 --
Decode VC-1 --
Decode / Encode JPEG --
Decode / Encode h264 --
Decode / Encode h265 / HEVC (10 bit) --
Decode / Encode AVC --
No AV1 --
 
 

Memory & PCIe

The processor supports a maximum memory capacity of 32.0 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 1.0 TB distributed across 4 memory channels. It offers a peak memory bandwidth of 85.4 GB/s. Both the type and quantity of memory can have a substantial impact on the overall system performance.
DDR4-2400 Memory type DDR4-2666
38.4 GB/s Bandwidth 85.4 GB/s
Yes AES-NI Yes
No ECC Yes
pci PCIe pci
32.0 GB Max. Memory 1.0 TB
2 Memory channels 4
 
 

Thermal Management

The processor has a thermal design power (TDP) of 15 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 97 W watts.
15 W TDP (PL1 / PBP) 97 W
-- Tjunction max --
 
 

Technical details

The Intel Core i5-8257U is manufactured using a 14 nm process.
A smaller manufacturing process indicates a more contemporary and energy-efficient CPU.
In total, this processor boasts a generous 6.0 MB cache.
A substantial cache can significantly enhance the processor's performance, particularly in scenarios like gaming.
The Intel Xeon D-2766NT is manufactured using a 10 nm process.
VT-x, VT-x EPT, VT-d Virtualization VT-x, VT-x EPT, VT-d
14 nm Technology 10 nm
x86-64 (64 bit) Instruction set (ISA) x86-64 (64 bit)
SSE4.1, SSE4.2, AVX2 ISA extensions SSE4.1, SSE4.2, AVX2, AVX-512
-- Part Number --
Monolithic Chip design Monolithic
Q3/2019 Release date Q1/2022
320 $ Release price 1248 $
0 bytes L2-Cache 20.0 MB
Technical data sheet Documents Technical data sheet
6.0 MB L3-Cache 0 bytes
BGA 1528 Socket BGA 2579
Windows 10, Linux, Windows 11 Operating systems Windows 10, Linux
Coffee Lake U Architecture Ice Lake