TEST
YOUR CPU
ADD TO PC
BUILD

Intel CM8068403358913

Core i5-8400T

▲ 5284 ▼

6 Cores, 6 Threads @1.70 GHz, Coffee Lake.
Release date ≈ Q2 2018.

Average Bench: 74.7% (309th of 1442)

Based on 4,624 user benchmarks.  Device: BFEBFBFF000906EA Model: Intel(R) Core(TM) i5-8400T CPU @ 1.70GHz
Poor: 55%Average: 74.7% Great: 81%
Gaming
Gaming 75%
Battleship
Desktop
Desktop 76%
Battleship
Workstation
Workstation 60%
Destroyer

Popular builds with this CPU

Good average bench

The Intel Core i5-8400T averaged 25.3% 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.

Strengths

Avg. Memory Latency 83Pts
Avg. Quad Core Speed 360Pts

Good consistency

The range of scores (95th - 5th percentile) for the Intel Core i5-8400T is 26.6%. This is a relatively narrow range which indicates that the Intel Core i5-8400T performs reasonably consistently under varying real world conditions.

Weaknesses

Avg. Multi Core Speed 518Pts
Avg. Octa Core Speed 512Pts
ADVERTISEMENT

Average Bench

(Based on 4,624 samples)
Rank 30974.7%
Min Avg Max
54.8 Memory 83 92.4
77.1 1-Core 94.3 102
157 2-Core 186 200
70.1% 121 Pts
Min Avg Max
275 4-Core 360 387
359 8-Core 512 565
54.8% 436 Pts
Min Avg Max
374 64-Core 518 565
32.1% 518 Pts
User Benchmarks BenchNormalHeavyServer
The fastest CPU (mainstream) averages a speed of 100%
U3E1, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3.05 GHz (avg)
76.8% Very good
Memory 86.7
1-Core 96.9
2-Core 189
72% 124 Pts
4-Core 362
8-Core 528
56% 445 Pts
64-Core 540
33% 540 Pts
U3E1, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3 GHz (avg)
74.5% Very good
Memory 82.1
1-Core 92.1
2-Core 183
69% 119 Pts
4-Core 362
8-Core 515
55% 438 Pts
64-Core 508
31% 508 Pts
LGA1151, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3 GHz (avg)
74.4% Very good
Memory 80.3
1-Core 91.2
2-Core 186
68% 119 Pts
4-Core 370
8-Core 548
57% 459 Pts
64-Core 548
34% 548 Pts
CPUSocket, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3 GHz (avg)
72.4% Very good
Memory 80.1
1-Core 92.1
2-Core 181
68% 118 Pts
4-Core 356
8-Core 470
52% 413 Pts
64-Core 480
30% 480 Pts
U3E1, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3.05 GHz (avg)
67.1% Good
Memory 67
1-Core 94.2
2-Core 185
65% 115 Pts
4-Core 361
8-Core 525
55% 443 Pts
64-Core 526
33% 526 Pts
U3E1, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3 GHz (avg)
66.6% Good
Memory 91.2
1-Core 90.7
2-Core 177
71% 120 Pts
4-Core 228
8-Core 395
38% 312 Pts
64-Core 474
29% 474 Pts
U3E1, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3.05 GHz (avg)
66.4% Good
Memory 65.9
1-Core 95.3
2-Core 188
65% 116 Pts
4-Core 364
8-Core 497
54% 431 Pts
64-Core 479
30% 479 Pts
U3E1, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3.05 GHz (avg)
64.9% Good
Memory 64
1-Core 92.1
2-Core 185
63% 114 Pts
4-Core 359
8-Core 482
53% 420 Pts
64-Core 495
31% 495 Pts
U3E1, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3 GHz (avg)
58.9% Above average
Memory 54.2
1-Core 89
2-Core 179
58% 107 Pts
4-Core 348
8-Core 462
51% 405 Pts
64-Core 487
30% 487 Pts
4,624 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 67,822,705 CPUs tested

 Prices

If you buy via one of these links, our site may earn a commission

EbayUS $7018 months
AmazonUS $13920 mins
Send price feedback
Custom PC Builder (Start a new build) Build your perfect PC: compare component prices, popularity, speed and value for money

CHOOSE A COMPONENT:

CPU GPU SSD HDD RAM MBD
Typical Core i5-8400T Builds (Compare 300 builds) See popular component choices, score breakdowns and rankings
Gaming
Gaming 8%
Tree trunk
Desktop
Desktop 68%
Battle cruiser
Workstation
Workstation 8%
Tree trunk

System: HP Pavilion All-in-One 24-xa0xxx

CPU
Core i5-8400TIntel  $70Bench 75%, 4,624 samples162x
GPU
UHD Graphics 630 (Desktop Coffee Lake i5 i7)IntelBench 5%, 147,588 samples217x
RX Vega 8 (Ryzen iGPU)AMDBench 10%, 85,536 samples22x
UHD Graphics 630IntelBench 5%, 65,338 samples15x
SSD
hynix BC501 HFM256GDJTNG-8310A 256GBSKBench 123%, 30,266 samples23x
TOSHIBA 256GBKbg30zmv256gBench 99%, 31,797 samples19x
PC SN520 SDAPNUW-256G-1006 256GBWDCBench 152%, 17,295 samples18x
RAM
M471A1K43CB1-CTD 1x8GBSamsungBench 40%, 96,646 samples37x
M471A1K43CB1-CTD 2x8GBSamsungBench 76%, 108,106 samples19x
M471A1K43DB1-CTD 1x8GBSamsungBench 40%, 54,121 samples15x
EDIT WITH CUSTOM PC BUILDER Value: 109% - Outstanding Total price: $70

Popular Core i5-8400T systems:

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

Welcome to our 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 value for money upgrades.

UserBenchmark of the month

Gaming Desktop ProGaming

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
  • - SkillBench (space shooter) tests user input accuracy
  • - 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
Processor Rankings (Price vs Performance) May 2024 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]

ADVERTISEMENT

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.

 Specifications

Essentials

DescriptionIntel® Core™ i5-8400T Processor (9M Cache, up to 3.30 GHz)
Code NameCoffee Lake
Launch DateQ2'18
Processor Numberi5-8400T
# of Cores6
# of Threads6
Cache9 MB SmartCache
Instruction Set64-bit
Instruction Set ExtensionsIntel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Embedded Options AvailableNo
Lithography14 nm
Recommended Price$182.00
Clock Speed1.70 GHz
Max Turbo Frequency3.30 GHz
Bus Speed8 GT/s DMI3
Scalability1S Only
Max TDP35 W
Thermal Solution SpecificationPCG 2015A (35W)

Graphics

Processor GraphicsIntel® UHD Graphics 630
Graphics Base Frequency350 MHz
# of Displays Supported3
Graphics Max Dynamic Frequency1.05 GHz
Quick Sync VideoYes
InTru 3D TechYes
Clear Video HD TechYes
Clear Video Tech for MIDYes
Graphics Video Max Memory64 GB

Memory

Max Memory Size64 GB
Memory TypesDDR4-2666
Memory Channels2
Memory Bandwidth41.6 GB/s
ECC Memory SupportedNo

Expansion Options

PCI Express Revision3.0
PCI Express ConfigurationsUp to 1x16, 2x8, 1x8+2x4
Max # of PCI Express Lanes16

Data Protection

AES New InstructionsYes
Secure KeyYes

Advanced Technologies

Virtualization Tech (VT-x)Yes
Intel 64Yes
Idle StatesYes
Enhanced Intel SpeedStep® TechYes
Thermal Monitoring TechnologiesYes
Turbo Boost Tech2.0
Hyper-Threading TechNo
Virtualization for Directed I/O (VT-d)Yes
VT-x with Extended Page Tables (EPT)Yes
TSX-NINo
vPro TechNo
Identity Protection TechYes
Stable Image Platform Program (SIPP)No

Package

Package Size37.5mm x 37.5mm
Max CPU Configuration1
Sockets SupportedFCLGA1151

Platform Protection

Execute Disable BitYes
OS GuardYes
Trusted Execution TechNo

 Comments

Added n/a ago.
USA-User
Avatar level
9,840

Disliked (edit your comment) Add link

4 months ago.

TheWildShadow55
Avatar level
116

Good

19 months ago.

It's good enough to write essays and use the Microsoft Office suite on it.

Your
opinion?
▲Like ▼Dislike
Ready to retire
Age: 6 years

Speed Comparisons

vs Intel Core i5-13600K
vs Intel Core i5-12400F
vs Intel Core i5-12600K
vs Intel Core i3-12100F
vs Intel Core i7-13700K
vs Intel Core i9-13900K
vs AMD Ryzen 5 3600
vs AMD Ryzen 5 5600X
vs Intel Core i7-11700K

1442 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

Processors FAQ
AMD vs Intel: Gaming performance 2012-2021
How does IPC compare between AMD's Ryzen and Intel's Kaby Lake?
What is multi core mixed speed?
What is multi core integer speed?
What is multi core floating point speed?
What is single core mixed CPU speed?
What is quad core mixed CPU speed?
What is quad core floating point speed?
What is quad core integer speed?
What is single core floating point speed?
What is single core integer speed?
What is the GeekBench single core score?
What is a CPU?
What is the effective CPU speed index?
What is overclocking?
What is thermal design power (TDP)?
ALL FAQs »

 Best User Rated
The Best.
CPUGPUSSD
Intel Core i5-13600K $254Nvidia RTX 4060 $290Crucial MX500 250GB $39
Intel Core i5-12400F $133Nvidia RTX 4060-Ti $385Samsung 850 Evo 120GB $80
Intel Core i5-12600K $163Nvidia RTX 4070 $539Samsung 860 Evo 250GB $52
HDDRAMUSB
Seagate Barracuda 1TB (2016) $39Corsair Vengeance LPX DDR4 3200 C16 2x8GB $40SanDisk Extreme 64GB $72
WD Blue 1TB (2012) $31Corsair Vengeance LPX DDR4 3000 C15 2x8GB $48SanDisk Extreme 32GB $28
Seagate Barracuda 2TB (2016) $51G.SKILL Trident Z DDR4 3200 C14 4x16GB $351SanDisk Ultra Fit 32GB $16
If you make a purchase via one of these links, our site may earn a commission
Today's hottest
Amazon Ebay
deals
CPU GPU SSD HDD USB RAM MBD
Build Test EFps
Can You Run It?
►
YouTube
*NEW*
About  •  User Guide  •  FAQs  •  Email  •  Privacy  •  Developer  •  YouTube Feedback