r5.12xlarge

Updated: February 23, 2026
The r5.12xlarge instance is in the R5 Memory optimized family with 48 vCPUs and 384 GiB of memory, pricing starts at $3.0240 per hour and $2207.5200 per month in us-east-1 region.
Configuration & Pricing
Pricing
Monthly Cost
$2207.5200 / month
Hourly Cost
$3.0240 / hour
Reserved (1 yr)
$1298.0000 / month
Reserved (3 yr)
$830.0278 / month
Compute
Name
R5 12xlarge Extra Large
Series
R5
Compute Family
Memory optimized
Generation
current
vCPUs
48 vCPUs
Instance Memory
384 GiB
GiB of Memory per vCPU
8.00 GiB/vCPU
Clock Speed(GHz)
3.1 GHz
Physical Processor
Intel Xeon Platinum 8175
CPU Architecture
x86_64
GPUs
0
GPU memory
0 GiB
CoreMark Score
703,743.525
Networking
Network Performance
12 Gigabit
Max IPs
240
Enhanced Networking
Yes
IPv6 Support
Yes
Storage
Instance Storage
EBS only
EBS Optimized
true
Max Bandwidth (Mbps) on EBS
9500 Mbps
Max Throughput (Mbps) on EBS
1187.5 MB/s
Max IOPS on EBS
40000 IOPS
Baseline Bandwidth (Mbps) on EBS
9500 Mbps
Baseline Throughput (Mbps) on EBS
1187.5 MB/s
Baseline IOPS on EBS
40000 IOPS

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