Skip to content
SPECIFICTION
Get listed

Amazon MemoryDB

aws.amazon.com

WebAPI
Visit aws.amazon.com
Spec score 7.4 #19 of 31 in Key-Value Databases

Spec sheet

What it does
Amazon MemoryDB is a Valkey- and Redis OSS-compatible durable in-memory database service.Read 8 Oct 2026 · aws.amazon.com
Security
MemoryDB runs in Amazon VPC, supports encryption at rest through AWS KMS and encryption in transit with TLS, and Graviton2 nodes include always-on 256-bit DRAM encryption.Read 8 Oct 2026 · aws.amazon.com
AWS company
Amazon Web Services says it launched in 2006 and is part of Amazon.Read 8 Oct 2026 · aws.amazon.com
Compatibility
MemoryDB supports Valkey and Redis OSS data types, parameters, and commands, with the FAQ noting that admin commands are excluded.Read 8 Oct 2026 · aws.amazon.com
Data tiering limit
AWS says data tiering is intended for workloads that regularly access up to 20% of their data and can tolerate extra latency on first access to less frequently used items.Read 8 Oct 2026 · aws.amazon.com
Durability
MemoryDB uses a distributed transactional log and stores data across multiple Availability Zones for durability, consistency, and recovery.Read 8 Oct 2026 · aws.amazon.com
Management and integrations
Users can create clusters with the AWS Management Console, CLI, or SDK, and MemoryDB provides Amazon CloudWatch metrics and automatic software patching.Read 8 Oct 2026 · aws.amazon.com
Multi-Region
MemoryDB Multi-Region supports active-active replication and up to 99.999% availability; AWS says it does not support data tiering or vector search.Read 8 Oct 2026 · aws.amazon.com
Performance
AWS says MemoryDB stores the full dataset in memory and provides microsecond read latency and single-digit millisecond write latency.Read 8 Oct 2026 · aws.amazon.com
Pricing
On-demand nodes are billed by instance hour; data written is priced at $0.20/GB, while reads have no associated data-written charge.Read 8 Oct 2026 · aws.amazon.com
Scaling
Clusters can scale by changing node counts or node types, and by using sharding for write scaling and replicas for read scaling.Read 8 Oct 2026 · aws.amazon.com
Use cases
AWS describes use cases including real-time generative AI applications, web and mobile apps, online games, and media streaming.Read 8 Oct 2026 · aws.amazon.com
Who it is for
AWS positions MemoryDB for workloads needing a durable, ultra-fast Valkey- or Redis OSS-compatible primary database.Read 8 Oct 2026 · aws.amazon.com

Plans and prices

On-demand nodes Price not published By instance hour, with no long-term commitment or upfront fee; node type affects compute, storage, and network throughput. Additional charges may apply for data written, snapshots, and data transfer Read 8 Oct 2026 · aws.amazon.com
Reserved nodes Price not published One-year or three-year terms; payment options are No Upfront, Partial Upfront, or All Upfront. Discount applies to reserved node usage; regional and node-family restrictions apply Read 8 Oct 2026 · aws.amazon.com

Every Amazon MemoryDB plan and price →

Where Specifiction places it

Alternatives to Amazon MemoryDBAll alternatives →