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Amazon RDS vs Replicate

Amazon RDS logo

Amazon RDS

Software

Set up, operate, and scale a relational database in the cloud

From
On request
Rated
-
Full reviewWebsite
Replicate logo

Replicate

Software

Run AI models in the cloud

From
Free
Rated
-
Full reviewWebsite

The short version

  • Only Replicate has a free tier, so it costs nothing to try first.
  • Each has a real cost: Amazon RDS no super-user access or direct host connectivity limits advanced customization; Replicate private model deployments are billed for all the time instances are online, including setup and idle time, not only for processing
  • They diverge on capability: Amazon RDS covers Multiple DB Engines, Replicate covers Model hosting.

Where they differ

Only the attributes on which Amazon RDS and Replicate actually diverge.

Attributes where Amazon RDS and Replicate differ
AttributeAmazon RDSReplicate
Starting priceOn requestFree
Pricing modelUnknownusage-based
Free tierNoYes
PlatformsAWS Cloud, Multi-AZ, Multi-regionApi, Cloud
Founded20062019

Identical on both: user rating (Not yet rated), category (Unknown).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Amazon RDS

  • Multiple DB Engines
  • Automated Backups
  • Multi-AZ Deployment
  • Read Replicas
  • Encryption
  • Performance Insights
  • Automatic Scaling
  • MySQL

Only in Replicate

  • Model hosting
  • Simple API
  • Auto-scaling
  • Custom models
  • REST API
  • Python client
  • JavaScript client
  • Api support

What people use each for

The jobs each tool is most often brought in to do.

Amazon RDS

  • Transaction processingnot Replicate
  • Data storagenot Replicate
  • Application backendnot Replicate
  • Reportingnot Replicate
  • Data analyticsnot Replicate

Replicate

  • Running open source machine learning models through a hosted API without managing GPUsnot Amazon RDS
  • Deploying and serving a custom or fine tuned model on rented GPU hardwarenot Amazon RDS
  • Per second billed batch image, video and language model inferencenot Amazon RDS

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Amazon RDS

  • No super-user access or direct host connectivity limits advanced customization
  • Pricing unpredictable and expensive compared to GCP alternatives with equivalent features
  • Limited access to system procedures and tables requiring advanced permissions
  • No Oracle RAC (Real Application Clusters) support for high-availability Oracle deployments

Replicate

  • Private model deployments are billed for all the time instances are online, including setup and idle time, not only for processing
  • Multi-GPU A100, H100, H200 and L40S capacity beyond the listed configurations is only available with a committed spend contract
  • The pricing page publishes no free tier allowance

Pricing, plan by plan

Amazon RDS

On request

No published plan breakdown. See the Amazon RDS review.

Replicate

Free
  • FreeFree
    • Limited free credits
    • Public models
  • Pay-per-use$0.000225/per-second
    • All models
    • Private models

Which should you pick?

Choose Amazon RDS if

  • You need multiple db engines.
  • You work on AWS Cloud, Multi-AZ, Multi-region.
  • You also want automated backups.
Amazon RDS review

Choose Replicate if

  • You need model hosting.
  • You want to start without paying.
  • You work on Api, Cloud.
  • You also want simple api.
Replicate review

Questions people ask

Is Amazon RDS or Replicate better?
Neither clearly leads. Amazon RDS starts at On request and Replicate at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Amazon RDS or Replicate?
Replicate has a free tier; the other does not. Paid plans start at On request for Amazon RDS and Free for Replicate.
Does Amazon RDS or Replicate run on more platforms?
Amazon RDS runs on AWS Cloud, Multi-AZ, Multi-region. Replicate runs on Api, Cloud.
Can I use Replicate for free?
Yes. Replicate has a free tier, so you can try it without paying. Amazon RDS starts at On request.
What is Amazon RDS best used for?
Amazon RDS is most often used for transaction processing, data storage, application backend, reporting. Of those, transaction processing and data storage are not what Replicate is typically brought in for.
What can Amazon RDS do that Replicate cannot?
Amazon RDS covers Multiple DB Engines, Automated Backups, Multi-AZ Deployment, Read Replicas. Replicate covers Model hosting, Simple API, Auto-scaling, Custom models.

Answered from the vendors’ own pages

Amazon RDS: What databases does Amazon RDS support?

Amazon RDS supports Amazon Aurora, PostgreSQL, MySQL, MariaDB, Oracle Database, and Microsoft SQL Server as managed database engines.

Source
Amazon RDS: Does Amazon RDS handle backups automatically?

Yes. Amazon RDS automates backup configuration, backing up your database and transaction logs. Blue/Green Deployments allow safer updates by mirroring production in staging before applying changes.

Source
Amazon RDS: How does Amazon RDS Proxy improve performance?

Amazon RDS Proxy is a managed database proxy that makes applications more scalable by reducing database connection overhead, more resilient to database failures, and more secure through built-in authentication.

Source
Amazon RDS: Does Amazon RDS provide read replicas?

Yes. Amazon RDS supports read replicas across availability zones and regions, enabling horizontal scaling of read capacity while maintaining a single write primary.

Source
Amazon RDS: Can I access the host directly via SSH or Remote Desktop?

No. Amazon RDS does not allow direct host access via SSH, Telnet, or Windows Remote Desktop Connection. Database access is limited to database clients and management console.

Source
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Related pages

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