cache.r4.xlarge
$0.4550/hr
~$332.15/month on-demand in N. Virginia (us-east-1)
The cache.r4.xlarge is a Memory Optimized ElastiCache instance with 4 vCPUs and 25.05 GiB of memory with Up to 10 Gigabit network performance, starting at $0.455 per hour.
Last updated: Jan 27, 2026, 12:00 PM UTC
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Pricing Options
On-Demand
Pay as you go - no commitment
Hourly Rate
$0.4550/hr
~$332.15/mo
Reserved 1yr
One year commitment
Not available
Reserved 3yr
Three year commitment
Not available
R4 Memory Optimized
Switch between sizes in N. Virginia (us-east-1)
| Size | vCPU | Mem |
|---|---|---|
| cache.r4.16xlarge | 64 | 407 |
| cache.r4.2xlarge | 8 | 50.47 |
| cache.r4.4xlarge | 16 | 101.38 |
| cache.r4.8xlarge | 32 | 203.26 |
| cache.r4.large | 2 | 12.3 |
| cache.r4.xlarge | 4 | 25.05 |
Instance Specifications
Detailed hardware and capabilities for cache.r4.xlarge
Processor
vCPUs4
Memory25.05 GiB
Instance FamilyR4
Memory per vCPU6.26 GiB
Network
PerformanceUp to 10 Gigabit
Cache & Engine
EngineMemcached
Max Clients65,000
Current GenYes
Redis Max Memory24.30 GiB
Max Buffer Size2488 MiB
Memcached Threads4
Regional Pricing Comparison
Compare cache.r4.xlarge (Memcached) pricing across all regions - sorted by cost
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