r5dn.4xlarge

r5dn.4xlarge is an AWS EC2 instance with 16 vCPUs, 128 GiB memory (Intel Xeon Platinum 8259 (Cascade Lake)). In US East (N. Virginia) it costs $1.336 per hour on demand ($975.28 per month) for Linux; a 1-year reserved instance with no upfront costs $0.842 per hour, 37% less. Spot capacity is about $0.4385 per hour. It is sold in 15 regions.

Prices by region

USD per hour, Linux. Reserved prices are no upfront, standard. Cheapest on-demand first.

Region	On-demand	Spot	1-yr reserved	3-yr reserved	1-yr savings plan	3-yr savings plan
US East (N. Virginia) us-east-1	$1.336	$0.4385	$0.842	$0.544	$0.968	$0.625
US East (Ohio) us-east-2	$1.336	$0.4188	$0.842	$0.544	$0.968	$0.625
US West (Oregon) us-west-2	$1.336	$0.4843	$0.842	$0.544	$0.968	$0.625
EU (Stockholm) eu-north-1	$1.416	$0.1475	$0.8921	$0.5903	$1.048	$0.679
EU (Ireland) eu-west-1	$1.488	$0.6553	$0.937	$0.622	$1.10	$0.715
EU (Milan) eu-south-1	$1.568	$0.5283	$0.9878	$0.6537	$1.139	$0.7536
EU (Paris) eu-west-3	$1.568	$0.3999	$0.9878	$0.6554	$1.149	$0.7485
Asia Pacific (Seoul) ap-northeast-2	$1.592	$0.4599	$1.003	$0.6637	$1.167	$0.763
EU (Frankfurt) eu-central-1	$1.592	$0.6959	$1.003	$0.664	$1.178	$0.763
Asia Pacific (Singapore) ap-southeast-1	$1.60	$0.6319	$1.008	$0.657	$1.173	$0.755
AWS GovCloud (US-East) us-gov-east-1	$1.608	–	$1.013	$0.6565	$1.179	$0.7537
AWS GovCloud (US-West) us-gov-west-1	$1.608	–	$1.013	$0.656	$1.179	$0.754
Asia Pacific (Tokyo) ap-northeast-1	$1.624	$0.5249	$1.023	$0.682	$1.216	$0.784
Asia Pacific (Sydney) ap-southeast-2	$1.632	$0.5773	$1.028	$0.668	$1.196	$0.768
Africa (Cape Town) af-south-1	$1.768	$0.3789	$1.114	$0.7256	$1.288	$0.8535

Reserved and Savings Plans Spot prices by region Windows prices by region Azure equivalents

Prices by operating system in US East (N. Virginia)

Operating system	On-demand /hr	1-yr reserved /hr	3-yr reserved /hr
Linux	$1.336	$0.842	$0.544
Ubuntu Pro	$1.364	–	–
RHEL	$1.509	$1.014	$0.7168
Linux SQL Web	$1.606	$1.112	$0.814
RHEL HA	$1.733	$1.238	$0.9408
RHEL SQL Web	$1.779	–	–
Windows	$2.072	$1.578	$1.28
Windows SQL Web	$2.342	$1.848	$1.55
Linux SQL Std	$3.256	$2.762	$2.464
RHEL SQL Std	$3.429	–	–
RHEL HA SQL Std	$3.653	–	–
Windows SQL Std	$3.992	$3.498	$3.20
Linux SQL Ent	$7.336	$6.842	$6.544
RHEL SQL Ent	$7.509	–	–
RHEL HA SQL Ent	$7.733	–	–
Windows SQL Ent	$8.072	$7.578	$7.28

Specs

Compute	Value
vCPUs	16
Physical cores	8
Threads per core	2
Architecture	x86_64
Processor	Intel Xeon Platinum 8259 (Cascade Lake)
CPU maker	Intel
Clock speed	3.1 GHz
Sustained clock	3.1 GHz
Burstable	No

Memory	Value
Memory (GiB)	128

Networking	Value
Network	Up to 25 Gbps
Network baseline	16.25 Gbps
Network peak	25 Gbps
Enhanced networking	Yes (ENA)
EFA	No
IPv6	Yes
Max network interfaces	8
IPv4 addresses per interface	30

Storage	Value
Storage	2 x 300 NVMe SSD
Local disks	2 × 300 GB SSD
EBS optimized	Yes
EBS over NVMe	Required
EBS throughput	2120 Mbps
EBS baseline bandwidth	4,750 Mbps
EBS max bandwidth	4,750 Mbps
EBS baseline throughput	593.75 MB/s
EBS max throughput	593.75 MB/s
EBS baseline IOPS	18,750
EBS max IOPS	18,750
Max EBS volumes	25

Instance details	Value
Instance type	r5dn.4xlarge
Family	r5dn
Category	Memory optimized
Current generation	Yes
Normalization factor	32
Bare metal	No
Hypervisor	Nitro
Placement groups	Cluster, Partition, Spread
Hibernation	No
Nitro Enclaves	Yes
Boot modes	Legacy BIOS, UEFI

Compare r5dn.4xlarge

With or without local disk and networking

vs r5.4xlarge

Compute and memory optimized

vs m5dn.4xlarge

Other generations

vs r6idn.4xlarge

Other r5dn sizes

Size	vCPUs	Memory (GiB)	On-demand /hr
r5dn.large	2	16	$0.167
r5dn.xlarge	4	32	$0.334
r5dn.2xlarge	8	64	$0.668
r5dn.4xlarge	16	128	$1.336
r5dn.8xlarge	32	256	$2.672
r5dn.12xlarge	48	384	$4.008
r5dn.16xlarge	64	512	$5.344
r5dn.24xlarge	96	768	$8.016
r5dn.metal	96	768	$8.016

Prices updated 2026-11-12 from AWS public price lists. Compare all AWS EC2 instances.