r5b.24xlarge

r5b.24xlarge is an AWS EC2 instance with 96 vCPUs, 768 GiB memory (Intel Xeon Platinum 8259 (Cascade Lake)). In US East (N. Virginia) it costs $7.152 per hour on demand ($5,220.96 per month) for Linux; a 1-year reserved instance with no upfront costs $4.506 per hour, 37% less. Spot capacity is about $2.46 per hour. It is sold in 14 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	$7.152	$2.46	$4.506	$2.897	$5.182	$3.337
US East (Ohio) us-east-2	$7.152	$2.832	$4.506	$2.897	$5.182	$3.337
US West (Oregon) us-west-2	$7.152	$2.875	$4.506	$2.897	$5.182	$3.337
EU (Stockholm) eu-north-1	$7.581	$0.8882	$4.776	$3.07	$5.492	$3.537
Canada (Central) ca-central-1	$7.824	$2.211	$4.939	$3.033	$5.72	$3.655
EU (Ireland) eu-west-1	$8.016	$3.143	$5.05	$3.29	$5.909	$3.783
EU (Milan) eu-south-1	$8.40	$1.454	$5.292	$3.402	$6.086	$3.919
EU (London) eu-west-2	$8.40	$2.179	$5.318	$3.551	$6.174	$3.965
Asia Pacific (Seoul) ap-northeast-2	$8.544	$3.08	$5.383	$3.543	$6.253	$4.079
Asia Pacific (Singapore) ap-southeast-1	$8.544	$2.909	$5.383	$3.525	$6.253	$4.051
EU (Frankfurt) eu-central-1	$8.544	$1.72	$5.383	$3.525	$6.253	$4.051
Asia Pacific (Tokyo) ap-northeast-1	$8.688	$1.471	$5.473	$3.575	$6.431	$4.11
Asia Pacific (Sydney) ap-southeast-2	$8.688	$3.003	$5.473	$3.519	$6.331	$4.053
South America (Sao Paulo) sa-east-1	$11.376	$3.471	$7.167	$4.686	$8.402	$5.336

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	$7.152	$4.506	$2.897
SUSE	$7.277	$4.566	$2.951
Ubuntu Pro	$7.32	–	–
RHEL	$8.189	$5.543	$3.933
Linux SQL Web	$8.774	$6.128	$4.519
RHEL HA	$9.533	$6.887	$5.277
RHEL SQL Web	$9.811	–	–
Windows	$11.568	$8.922	$7.313
Windows SQL Web	$13.19	$10.544	$8.935
Linux SQL Std	$18.672	$16.026	$14.417
RHEL SQL Std	$19.709	–	–
RHEL HA SQL Std	$21.053	–	–
Windows SQL Std	$23.088	$20.442	$18.833
Linux SQL Ent	$43.152	$40.506	$38.897
RHEL SQL Ent	$44.189	–	–
RHEL HA SQL Ent	$45.533	–	–
Windows SQL Ent	$47.568	$44.922	$43.313

Specs

Compute	Value
vCPUs	96
Physical cores	48
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
Processor features	Intel AVX; Intel AVX2; Intel AVX512; Intel Turbo
Burstable	No

Memory	Value
Memory (GiB)	768

Networking	Value
Network	25 Gbps
Network baseline	25 Gbps
Network peak	25 Gbps
Enhanced networking	Yes (ENA)
EFA	No
IPv6	Yes
Max network interfaces	15
IPv4 addresses per interface	50

Storage	Value
Storage	EBS only
EBS optimized	Yes
EBS over NVMe	Required
EBS throughput	60 Gbps
EBS baseline bandwidth	60,000 Mbps
EBS max bandwidth	60,000 Mbps
EBS baseline throughput	7,500 MB/s
EBS max throughput	7,500 MB/s
EBS baseline IOPS	260,000
EBS max IOPS	260,000
Max EBS volumes	27

Instance details	Value
Instance type	r5b.24xlarge
Family	r5b
Category	Memory optimized
Current generation	Yes
Normalization factor	192
Bare metal	No
Hypervisor	Nitro
Placement groups	Cluster, Partition, Spread
Hibernation	No
Nitro Enclaves	Yes
Boot modes	Legacy BIOS, UEFI

Compare r5b.24xlarge

With or without local disk and networking

vs r5.24xlarge

Other generations

vs r8ib.24xlarge

Other r5b sizes

Size	vCPUs	Memory (GiB)	On-demand /hr
r5b.large	2	16	$0.149
r5b.xlarge	4	32	$0.298
r5b.2xlarge	8	64	$0.596
r5b.4xlarge	16	128	$1.192
r5b.8xlarge	32	256	$2.384
r5b.12xlarge	48	384	$3.576
r5b.16xlarge	64	512	$4.768
r5b.24xlarge	96	768	$7.152
r5b.metal	96	768	$7.152

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