Home > CPU Comparison > Core Ultra 5 225 or Core i5 10400: what's better?

Intel Core Ultra 5 225 vs i5 10400

64 out of 100
Intel Core Ultra 5 225
VS
33 out of 100
Intel Core i5 10400
Intel Core Ultra 5 225
Intel Core i5 10400

We compared two desktop CPUs: the 3.3 GHz Intel Core Ultra 5 225 with 10-cores against the 2.9 GHz i5 10400 with 6-cores. On this page, you'll find out which processor has better performance in benchmarks, games and other useful information.

  1. Review
  2. Differences
  3. Performance
  4. Specs
  5. Comments

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Multi-Core Performance
Measure performance when all cores are involved
Power Efficiency
The efficiency score of power consumption
Integrated Graphics
iGPU capabilities for gaming and 3D-intensive tasks
The "iGPU" and "Power Efficiency" have a minor impact on the NanoReview Score for desktop CPU.
NanoReview Final Score
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Value for money (Beta)

Global average CPU prices are used by default! For better accuracy, enter your current prices and click “Calculate".
Currency
VS
68.8
(Good)
Value Index
27.2
(Mediocre)

Key Differences

What are the key differences between 10400 and 225
Advantages of Intel Core Ultra 5 225
  • More modern manufacturing process – 3 versus 14 nanometers
  • Newer - released 4 years and 8 months later
  • Around 60.77 GB/s (146%) higher theoretical memory bandwidth
  • Supports up to 256 GB DDR5-6400 RAM
  • 84% faster in a single-core Geekbench v6 test - 2765 vs 1499 points
  • Has 4 more physical cores
  • Has 8 MB larger L3 cache size, helping fully utilize a high-end GPU in gaming
  • Newer PCI Express version – 5.0
  • More powerful Intel Arc Graphics integrated graphics: 0.5 vs 0.4 TFLOPS
  • 14% higher Turbo Boost frequency (4.9 GHz vs 4.3 GHz)

Test in Benchmarks

Comparing the performance of CPUs across various tasks
CPU:
Core Ultra 5 225
vs
Core i5 10400

Cinebench

Reputable cross-platform benchmark for high-performance processors
Cinebench 2024 (Single)
Cinebench 2024 (Multi)
Cinebench Scores (#170th place)
Submit your benchmark results

GeekBench v6

The new version of this benchmark emulates common operations often used in real-world apps
Geekbench 6 (Single-Core)
Geekbench 6 (Multi-Core)
Core Ultra 5 225 +144%
14910
Core i5 10400
6113
File compression 1260 MB/sec 438.2 MB/sec
Clang compilation 104.6 Klines/sec 47.1 Klines/sec
HTML 5 Browser 376.8 pages/sec 137.5 pages/sec
PDF Renderer 380.3 Mpixels/sec 201.7 Mpixels/sec
Text processing 309.7 pages/sec 148.5 pages/sec
Background blur 74 images/sec 33.2 images/sec
Photo processing 135.2 images/sec 54.5 images/sec
Ray tracing 20.6 Mpixels/sec 9.62 Mpixels/sec
Sources: GeekBench [1], [2] – 442 samples

PassMark

Synthetic test that focuses on raw computational performance for low-level functions
Passmark CPU (Single-Core)
Passmark CPU (Multi-Core)
Core Ultra 5 225 +154%
30460
Core i5 10400
11971
Integer math 65.3 GOps/sec 41.7 GOps/sec
Floating point math 92 GOps/sec 26.1 GOps/sec
Find prime numbers 358M Primes/sec 33M Primes/sec
Random string sorting 36.6M Strings/sec 23.2M Strings/sec
Data encryption 22.3 GBytes/sec 4 GBytes/sec
Data compression 302.8 MBytes/sec 186.9 MBytes/sec
Physics 2340 Frames/sec 665 Frames/sec
Extended instructions 27.2B Matrices/sec 12.5B Matrices/sec
Sources: PassMark [3], [4] – 1024 & 6025 samples

Blender

3D rendering test that measures CPU performance in 3D modeling tasks (uses all cores)
Blender CPU
Core Ultra 5 225 +54%
175.37
Core i5 10400
113.96

Performance Per Watt

Shows the score you get per each watt of PL1 TDP
Cinebench 2024 / Watt 14.6 PPW 5.2 PPW
Geekbench 6 Multi / Watt 229.4 PPW 94 PPW
Passmark CPU Mark / Watt 468.6 PPW 184.2 PPW
Blender / Watt 2.7 PPW 1.75 PPW
These are rough calculations, as most CPUs surpass PL1 TDP wattage even in multicore workloads.

Recent User Tests

The latest benchmark tests that have been submitted by users
Intel Core Ultra 5 225
DateBenchmarkResult
📘 2026-08-15 (Rocketsteve)Cinebench 20260 / 3319
📘 2026-08-11 (Rocketsteve)Cinebench 2024122 / 904
📘 2026-08-11 (Rocketsteve)Cinebench 20260 / 3319
Add View all (3)
Intel Core i5 10400
DateBenchmarkResult
📘 2025-10-18 (shueizhiyueri)Cinebench 202457 / 338
Add View all (1)

Specifications

Full technical specification of Intel Core Ultra 5 225 and i5 10400

General

Vendor Intel Intel
Released December 18, 2024 May 1, 2020
Type Desktop Desktop
Instruction Set x86-64 x86-64
Codename Arrow Lake Comet Lake
Model number 225 i5-10400
Integrated GPU Arc Graphics UHD Graphics 630
Successor - - Intel Core Ultra 5 225
Intel CPU rating (#66th place)

CPU

Performance Cores
P-Cores 6 6
P-Threads 6 12
Base Frequency (P) 3.3 GHz 2.9 GHz
Turbo Boost Frequency (P) 4.9 GHz 4.3 GHz
Efficient Cores
E-Cores 4 -
E-Threads 4 -
Base Frequency (E) 2.7 GHz -
Turbo Boost Frequency (E) 4.4 GHz -
Total
Total Cores 10 6
Total Threads 10 12
Bus Frequency 100 MHz 100 MHz
Multiplier 33x 29x
Bus Bandwidth - 8 GT/s
L1 Cache 192K (per core) 64K (per core)
L2 Cache 3MB (per core) 256K (per core)
L3 Cache 20MB (shared) 12MB (shared)
Unlocked Multiplier No No

Package

Fabrication Process 3 nm 14 nm
TDP (PL1) 65 W 65 W
Max. Boost TDP (PL2) 121 W -
Socket FCLGA-1851 LGA-1200
Peak Temperature 105°C 100°C
Desktop CPU ranking (67th and 169th place)

iGPU

Integrated Graphics Intel Arc Graphics Intel UHD Graphics 630
GPU Base Clock 350 MHz 350 MHz
GPU Boost Clock 1800 MHz 1100 MHz
Shading Units 128 192
TMUs 8 24
ROPs 4 3
Execution Units 16 24
TGP 6-15 W 15 W
iGPU FLOPS
Core Ultra 5 225 +25%
0.5 TFLOPS
Core i5 10400
0.4 TFLOPS
More info: UHD Graphics 630 compared to Graphics (16 EU)

Memory Support

Memory Types - DDR5-6400 - DDR4-2666
Max. Memory Size 256 GB 128 GB
Memory Channels 2 2
Max. Memory Bandwidth 102.37 GB/s 41.6 GB/s
ECC Support No No

Misc

Official Site Intel Core Ultra 5 225 official page Intel Core i5 10400 official page
PCI Express Version 5.0 3.0
PCI Express Lanes 24 16

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Competitors

1. Intel Core Ultra 5 225 vs AMD Ryzen 5 7500F
2. Intel Core Ultra 5 225 vs AMD Ryzen 5 7600 (2)
3. Intel Core Ultra 5 225 vs Intel Core i5 14400
4. Intel Core Ultra 5 225 vs Intel Core i5 14500
5. Intel Core Ultra 5 225 vs Intel Core i5 13400 (1)
6. Intel Core i5 10400 vs Intel Core i5 10400F (12)
7. Intel Core i5 10400 vs Intel Core i3 12100 (2)
Compare other CPUs (460+)

Comments

So which CPU will you choose: Intel Core i5 10400 or Ultra 5 225?
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