Average Bench: 72.4% (143rd of 1173)

Based on 658 user benchmarks.  Device: BFEBFBFF000906EA Model: Intel(R) Core(TM) i5-8400T CPU @ 1.70GHz

Good average bench

The Intel Core i5-8400T averaged 27.6% 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.


Quad Core Floating Point Speed 383Pts
Avg. Quad Core Mixed Speed 366Pts

Excellent consistency

The range of scores (95th - 5th percentile) for the Intel Core i5-8400T is just 8.48%. This is an extremely narrow range which indicates that the Intel Core i5-8400T performs superbly consistently under varying real world conditions.


Single Core Integer Speed 92.2Pts
Avg. Single Core Mixed Speed 95.9Pts

Average Bench

(Based on 658 samples)
Min Avg Max
85.8 SC Int 92.2 97.4
89.7 SC Float 99.6 106
87.6 SC Mixed 95.9 101
76.7% 95.9 Pts
Min Avg Max
325 QC Int 352 370
352 QC Float 383 400
337 QC Mixed 366 384
83.2% 367 Pts
Min Avg Max
441 MC Int 497 528
508 MC Float 560 583
472 MC Mixed 525 552
78.8% 527 Pts
User Benchmarks Bench Single core Quad core Multi core
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)
SC Int 97.2
SC Float 105
SC Mixed 102
81% 102 Pts
QC Int 370
QC Float 401
QC Mixed 384
87% 385 Pts
MC Int 531
MC Float 572
MC Mixed 534
82% 546 Pts
U3E1, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3.05 GHz (avg)
SC Int 92.6
SC Float 99.2
SC Mixed 96.5
77% 96.1 Pts
QC Int 357
QC Float 389
QC Mixed 371
84% 372 Pts
MC Int 501
MC Float 574
MC Mixed 538
80% 537 Pts
U3E1, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3.05 GHz (avg)
SC Int 93.1
SC Float 101
SC Mixed 97.1
78% 97 Pts
QC Int 347
QC Float 368
QC Mixed 363
81% 359 Pts
MC Int 484
MC Float 558
MC Mixed 518
78% 520 Pts
U3E1, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3 GHz (avg)
SC Int 91
SC Float 97.7
SC Mixed 92.4
75% 93.7 Pts
QC Int 348
QC Float 313
QC Mixed 371
78% 344 Pts
MC Int 501
MC Float 550
MC Mixed 504
78% 518 Pts
U3E1, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3.05 GHz (avg)
SC Int 91.9
SC Float 99.7
SC Mixed 95.7
77% 95.8 Pts
QC Int 349
QC Float 384
QC Mixed 364
83% 366 Pts
MC Int 477
MC Float 551
MC Mixed 500
76% 509 Pts
U3E1, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3 GHz (avg)
SC Int 89.8
SC Float 96.7
SC Mixed 92.5
74% 93 Pts
QC Int 340
QC Float 381
QC Mixed 350
81% 357 Pts
MC Int 456
MC Float 521
MC Mixed 474
72% 484 Pts
U3E1, 1 CPU, 6 cores, 6 threads
Base clock 1.7 GHz, turbo 3 GHz (avg)
SC Int 89.6
SC Float 96.3
SC Mixed 90.6
74% 92.2 Pts
QC Int 327
QC Float 365
QC Mixed 350
79% 348 Pts
MC Int 442
MC Float 503
MC Mixed 484
71% 476 Pts
658 MORE »

 Market Share (See Leaders)

The number of benchmark samples for this model as a percentage of all 18,553,118 CPUs tested.


AmazonUS $17914 mins
EbayUS $19522 mins
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Typical Core i5-8400T Builds (Compare 471 builds) See popular component choices, score breakdowns and rankings.
Gaming 17%
Desktop 59%
Workstation 38%
Jet ski

System: HP Pavilion All-in-One 24-r0xx

EDIT WITH CUSTOM PC BUILDER Value: 87% - Excellent Total price: $179

Popular Core i5-8400T systems:

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

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Processor Rankings (Price vs Performance) July 2019 CPU Rankings.

We calculate effective speed which measures real world performance for typical consumers. Effective speed is adjusted by current prices to yield a value for money rating which is geared towards gamers. 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® 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)


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


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
vPro TechNo
Identity Protection TechYes
Stable Image Platform Program (SIPP)No


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

Platform Protection

Execute Disable BitYes
OS GuardYes
Trusted Execution TechNo


1173 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.

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