Average Bench: 28.2% (1253rd of 1316)

Based on 125 user benchmarks.  Device: BFEBFBFF00020655 Model: Intel(R) Pentium(R) CPU U5400 @ 1.20GHz
Poor: 15%Average: 28.2% Great: 32%
Gaming 28%
Desktop 32%
Sail boat
Workstation 19%

Very poor average bench

The Intel Pentium U5400 averaged 71.7% lower than the peak scores attained by the group leaders. This isn't a great result which indicates that there are much faster alternatives on the comparison list.


Avg. Memory Latency 48Pts
Avg. Single Core Mixed Speed 26.2Pts

Very good consistency

The range of scores (95th - 5th percentile) for the Intel Pentium U5400 is just 16.3%. This is a relatively narrow range which indicates that the Intel Pentium U5400 performs reasonably consistently under varying real world conditions.


Avg. Multi Core Mixed Speed 51.7Pts
Avg. Octa Core Mixed Speed 51.1Pts

Average Bench

(Based on 125 samples)
Min Avg Max
23.3 Memory 48 54.4
15.5 1-Core 26.2 29
26.5 2-Core 49.2 57.7
28% 41.2 Pts
Min Avg Max
29.5 4-Core 51 58.2
29.9 8-Core 51.1 58.2
7% 51 Pts
Min Avg Max
30.1 64-Core 51.7 57.8
3.5% 51.7 Pts
User Benchmarks Bench Normal Heavy Server
The fastest CPU (mainstream) averages a speed of 100%
N/A, 1 CPU, 2 cores, 2 threads
Base clock 1.2 GHz
Memory 54.1
1-Core 28.9
2-Core 56.7
32% 46.6 Pts
4-Core 56.9
8-Core 57.9
8% 57.4 Pts
64-Core 57.6
4% 57.6 Pts
N/A, 1 CPU, 2 cores, 2 threads
Base clock 1.2 GHz
Memory 53.7
1-Core 28.8
2-Core 52.3
31% 44.9 Pts
4-Core 57.3
8-Core 57.4
8% 57.3 Pts
64-Core 57.5
4% 57.5 Pts
N/A, 1 CPU, 2 cores, 2 threads
Base clock 1.2 GHz
Memory 52.5
1-Core 28.7
2-Core 57.6
31% 46.3 Pts
4-Core 58.4
8-Core 55.4
8% 56.9 Pts
64-Core 57.3
4% 57.3 Pts
CPU, 1 CPU, 2 cores, 2 threads
Base clock 1.2 GHz
Memory 52.5
1-Core 28.3
2-Core 57.9
31% 46.2 Pts
4-Core 57
8-Core 54.6
8% 55.8 Pts
64-Core 57.8
4% 57.8 Pts
N/A, 1 CPU, 2 cores, 2 threads
Base clock 1.2 GHz, turbo 1.2 GHz (avg)
Memory 52.2
1-Core 28.6
2-Core 56.3
31% 45.7 Pts
4-Core 55.9
8-Core 56.8
8% 56.3 Pts
64-Core 54.9
4% 54.9 Pts
CPU, 1 CPU, 2 cores, 2 threads
Base clock 1.2 GHz
Memory 47.9
1-Core 27.7
2-Core 55.8
29% 43.8 Pts
4-Core 55.2
8-Core 56.3
8% 55.8 Pts
64-Core 56.7
4% 56.7 Pts
CPU, 1 CPU, 2 cores, 2 threads
Base clock 1.2 GHz, turbo 1.2 GHz (avg)
Memory 47.8
1-Core 24.1
2-Core 32.7
26% 34.9 Pts
4-Core 41.3
8-Core 44.1
6% 42.7 Pts
64-Core 40.3
3% 40.3 Pts
125 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 44,101,403 CPUs tested.

Typical Pentium U5400 Builds (Compare 48 builds) See popular component choices, score breakdowns and rankings.
Gaming 2%
Tree trunk
Desktop 30%
Workstation 2%
Tree trunk

System: Acer Aspire 1830T

EDIT WITH CUSTOM PC BUILDER Value: 25% - Poor Total price: $55

Popular Pentium U5400 systems:

How Fast Is Your CPU? (Bench your build) Size up your PC in less than a minute.

Welcome to our freeware PC speed test tool. UserBenchmark will test your PC and compare the results to other users with the same components. You can quickly size up your PC, identify hardware problems and explore the best upgrades.

UserBenchmark of the month

How it works

  • - Download and run UserBenchMark.
  • - CPU tests include: integer, floating and string.
  • - GPU tests include: six 3D game simulations.
  • - Drive tests include: read, write, sustained write and mixed IO.
  • - RAM tests include: single/multi core bandwidth and latency.
  • - Reports are generated and presented on userbenchmark.com.
  • - Identify the strongest components in your PC.
  • - See speed test results from other users.
  • - Compare your components to the current market leaders.
  • - Explore your best upgrade options with a virtual PC build.
  • - Compare your in-game FPS to other users with your hardware.
  • - Share your opinion by voting.
Processor Rankings (Price vs Performance) June 2021 CPU Rankings.

We calculate effective speed which measures real world performance for typical users. Effective speed is adjusted by current prices to yield a value for money rating. Our calculated values are checked against thousands of individual user ratings. The customizable table below combines these factors to bring you the definitive list of top CPUs. [CPUPro]


Group Test Results

  • Best user rated - User sentiment trumps benchmarks for this comparison.
  • Best value for money - Value for money is based on real world performance.
  • Fastest real world speed - Real World Speed measures performance for typical consumers.



DescriptionIntel® Pentium® Processor U5400 (3M Cache, 1.20 GHz)
Code NameArrandale
Launch DateQ2'10
Processor NumberU5400
# of Cores2
# of Threads2
Cache3 MB SmartCache
Instruction Set64-bit
Embedded Options AvailableNo
Lithography32 nm
Recommended PriceN/A
Clock Speed1.2 GHz
Bus Speed2.5 GT/s DMI
Max TDP18 W


Processor GraphicsIntel® HD Graphics
Graphics Base Frequency166 MHz
# of Displays Supported2
Graphics Max Dynamic Frequency500 MHz
Flexible Display InterfaceYes
Clear Video Tech for MIDYes
Macrovision License RequiredNo


Max Memory Size8 GB
Memory TypesDDR3 800
Memory Channels2
Memory Bandwidth12.8 GB/s
Physical Address Extensions36-bit
ECC Memory SupportedNo

Expansion Options

PCI Express Revision2.0
PCI Express Configurations1x16
Max # of PCI Express Lanes1

Data Protection

AES New InstructionsNo

Advanced Technologies

Virtualization Tech (VT-x)No
Intel 64Yes
Idle StatesYes
Enhanced Intel SpeedStep® TechYes
Thermal Monitoring TechnologiesYes
Turbo Boost TechNo
Hyper-Threading TechNo
Virtualization for Directed I/O (VT-d)No
vPro TechNo
Fast Memory AccessYes
Flex Memory AccessYes


Package SizeBGA 34mm x 28mm
Graphics and IMC Lithography45 nm
Max CPU Configuration1
Sockets SupportedBGA1288
Processing Die Size81 mm2
# of Processing Die Transistors382 million
Graphics and IMC Die Size114 mm2
# of Graphics and IMC Die Transistors177 million

Platform Protection

Execute Disable BitYes
Trusted Execution TechNo


1316 Processors (Compared) Thousands of user benchmarks compiled into one comparison list.

See how consistently different CPUs perform with varying real world conditions. The charts also illustrate overall performance, popularity and rank.

 Frequently Asked Questions

 Best User Rated

The Best.
Intel Core i5-11400F $220Nvidia RTX 3070 $500Crucial MX500 250GB $48
Intel Core i5-11600K $259Nvidia RTX 3060-Ti $400Samsung 850 Evo 120GB $78
Intel Core i7-11700K $380Nvidia RTX 3080 $700Samsung 860 Evo 250GB $52
Seagate Barracuda 1TB (2016) $45Corsair Vengeance LPX DDR4 3200 C16 2x8GB $79SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $35Corsair Vengeance LPX DDR4 3000 C15 2x8GB $94SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $80G.SKILL Trident Z DDR4 3200 C14 4x16GB $649SanDisk Ultra Fit 32GB $16
Today's hottest deals
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback