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Intel Core i5-8265U vs Intel Xeon D-2123IT

Last updated: 2026-07-04

Table of Contents

Summary
Benchmarks
Specifications
User Reviews
Popular Comparisons

Summary

Benchmarks

Performance Overview
Average performance across multiple benchmarks

Single-core performance

Rank 1 - 100 %

Intel Core i5-8265U

Rank 2 - 86 %

Intel Xeon D-2123IT

Multi-core performance

Rank 2 - 90 %

Intel Core i5-8265U

Rank 1 - 100 %

Intel Xeon D-2123IT

Geekbench 6 Single-Core
Single-core performance

4C / 8T · 3.90 GHz

1,286

4C / 8T · 3.00 GHz

1,028

Geekbench 6 Multi-Core
Multi-core performance

4C / 8T · 2.30 GHz

3,267

4C / 8T · 2.40 GHz

3,482

Geekbench 5, 64bit Single-Core
Single-core performance

4C / 8T · 3.90 GHz

909

4C / 8T · 3.00 GHz

841

Geekbench 5, 64bit Multi-Core
Multi-core performance

4C / 8T · 2.30 GHz

2,806

4C / 8T · 2.40 GHz

3,249

More benchmarks

Cinebench R23 (SC)
690 entries

Cinebench R23 (MC)
665 entries

Geekbench 6 (SC)
1,989 entries

Geekbench 6 (MC)
1,927 entries

Geekbench 5 (SC)
2,512 entries

Geekbench 5 (MC)
2,483 entries

FP32 SP (iGPU)
2,219 entries

Blender 3.1 Benchmark
213 entries

PassMark CPU-Mark
2,504 entries

Blender 2.81 (bmw27)
190 entries

CPU-Z Benchmark 17 (SC)
250 entries

CPU-Z Benchmark 17 (MC)
751 entries

V-Ray CPU-Render
251 entries

Cinebench R15 (SC)
1,113 entries

Cinebench R15 (MC)
1,110 entries

Geekbench 3 (SC)
945 entries

Geekbench 3 (MC)
941 entries

Cinebench R11.5 (SC)
826 entries

Cinebench R11.5 (MC)
837 entries

Cinebench R11.5 iGPU
383 entries

Specifications

At a glance

Wischen	Intel Core i5-8265U	Intel Xeon D-2123IT
Family	Intel Core i5 (336)	Intel Xeon D (79)
CPU group	Intel Core i 8000U (WL) (8)	Intel Xeon D-2100 (13)
Architecture	Whiskey Lake U	Skylake
Technology	14 nm	14 nm
Segment	Notebook	Desktop
Socket	BGA 1356	BGA 2518
Predecessor
Successor

CPU Cores and Base Frequency

Wischen	Intel Core i5-8265U	Intel Xeon D-2123IT
CPU Cores / Threads	4 / 8	4 / 8
Hyperthreading / SMT	✓	✓
Core architecture	normal	normal
Cores:	4x	4x
Frequency:	1.60 GHz	2.20 GHz
Turbo (1 Core):	3.90 GHz	3.00 GHz
Turbo (All Cores):	2.30 GHz	2.40 GHz
L2-Cache		8.00 MB
L3-Cache	6.00 MB
Overclocking	✗	✗

Integrated graphics (iGPU)

Wischen	Intel Core i5-8265U	Intel Xeon D-2123IT
GPU name	Intel UHD Graphics 620	no iGPU
GPU frequency	0.30 - 1.10 GHz
CUs / Shader	24 / 192	/
Raytracing	✗	✗
Max. displays	3
Max. GPU Memory	16 GB
Technology	14 nm
Release date	Q3/2016

NPU AI performance

Wischen	Intel Core i5-8265U	Intel Xeon D-2123IT
AI hardware
AI specifications
NPU + CPU + iGPU

Memory & PCIe

Wischen	Intel Core i5-8265U	Intel Xeon D-2123IT
Memory	DDR4-2400 (38.4 GB/s)	DDR4-2400 (76.8 GB/s)
Max. Memory	32 GB	512 GB
Memory channels	2	4
ECC	No	Yes
PCIe	3.0 x 16	3.0 x 32
PCIe Bandwidth	15.8 GB/s	31.5 GB/s

Thermal Management

Wischen	Intel Core i5-8265U	Intel Xeon D-2123IT
TDP	15 W	60 W
TDP (PL2)
TDP up
TDP down
T. junction max.

Technical details

Wischen	Intel Core i5-8265U	Intel Xeon D-2123IT
Chip design	Monolithic	Monolithic
AES-NI	✓	✓
Operating systems	Windows 10, Windows 11, Linux	Windows 10, Linux
Instruction set	x86-64 (64 bit)	x86-64 (64 bit)
ISA extensions	SSE4.1, SSE4.2, AVX2	SSE4.1, SSE4.2, AVX2, AVX-512
Release date	Q3/2018	Q1/2018
Release price	385 $	228 $
Documents	Technical data sheet	Technical data sheet

User Reviews

Your rating

Here you can rate one or both of the processors. The average rating of Intel Core i5-8265U is 3.9 stars (88 ratings), while Intel Xeon D-2123IT has received 5.0 stars (2 ratings).

Click on the stars to rate one or both processors.

Intel Core i5-8265U
4C / 8T · 1.60 - 3.90 GHz

★★★★★

Intel Xeon D-2123IT
4C / 8T · 2.20 - 3.00 GHz

★★★★★