r3.8xlarge

**Upgrade R3 to R4 where possible, do not use for new applications** The R4 family of instances provide a newer Intel Xeon processor, up to 488 GiB of RAM, are EBS optimized by default and support for Enhanced Networking with up to 25 Gbps offering lower latency, and low jitter.

The r3.8xlarge is a aws ec2 instance type featuring multiple vCPUs and optimized memory, commonly used for ec2 workloads.

Last updated at Thu Apr 30 2026
Instance Info
Compute Value
vCPUs 32
Memory 244 GiB
Physical Processor Intel Xeon E5-2670 v2 (Ivy Bridge)
Clock Speed 2.5 GHz
CPU Architecture 64-bit
GPU Memory NA
Network Value
Network Performance 10 Gigabit
Enhanced Networking Yes
Storage Value
Storage 2 x 320 SSD
Amazon Value
Current Generation No
Instance Type r3.8xlarge
Family Memory optimized
Family Instances
Instance vCPUs Memory
r3.large 2 15
r3.xlarge 4 30
r3.2xlarge 8 61
r3.4xlarge 16 122
r3.8xlarge 32 244
Related Instances
Instance vCPUs Memory
x8i.4xlarge 16 256 GiB
x8g.4xlarge 16 256 GiB
i8ge.6xlarge 24 192 GiB
g6e.8xlarge 32 256 GiB
i8g.8xlarge 32 256 GiB