nc12sv3 as an AKS node
12 vCPU224 GiBx86_64Azure us-eastStandard_NC12s_v3
Where the nc12sv3 goes
Default AKS setup: AKS 1.29+, Azure CNI Overlay.
CPU11.58 of 12 vCPU left for your pods
Memory218.68 GiB of 224 GiB left for your pods
your podsDaemonSets (200m, 300 MiB assumed)kubelet reservedeviction
250max pods per node
$4,467.60on demand / month · $6.12/h
$825.61spot / month (varies)
nc12sv3 AKS max pods and allocatable memory — quick answers
- How many pods can a nc12sv3 run as a node with AKS 1.29+, Azure CNI Overlay? Up to 250; kubelet keeps 5150 MiB of memory and 220m CPU, leaving 218.97 GiB and 11.78 vCPU for pods.
- How many pods can a nc12sv3 run as a node with AKS 1.29+, kubenet / CNI pod subnet? Up to 110; kubelet keeps 2350 MiB of memory and 220m CPU, leaving 221.71 GiB and 11.78 vCPU for pods.
- How many 500m / 1 GiB pods fit? 23 per node after DaemonSets; 1 nodes for 10 replicas, about $4,467.60/month on demand.
What kubelet reserves on nc12sv3
| Setup | Max pods | kube-reserved CPU | Memory reserved + eviction | Allocatable CPU | Allocatable memory | Memory usable |
|---|---|---|---|---|---|---|
| AKS 1.29+, Azure CNI Overlay max pods 250 | 250 | 220m | 5050 Mi + 100 Mi | 11.78 | 218.97 GiB | 97.8% |
| AKS 1.29+, kubenet / CNI pod subnet max pods 110 | 110 | 220m | 2250 Mi + 100 Mi | 11.78 | 221.71 GiB | 99.0% |
How these numbers are computed: reservation formulas. Check a live node with kubectl describe node → Allocatable.
How many pods fit on one nc12sv3
Assumes DaemonSets (CNI, kube-proxy, log and metrics agents) request 200m CPU, 300 Mi and 3 pods per node. Try your own numbers in the node calculator.
| Pod requests (CPU / memory) | AKS 1.29+, Azure CNI Overlay | AKS 1.29+, kubenet / CNI pod subnet | $ per pod / month |
|---|---|---|---|
| 100m / 128 Mi | 115 | 107 | $38.85 |
| 250m / 256 Mi | 46 | 46 | $97.12 |
| 250m / 512 Mi | 46 | 46 | $97.12 |
| 500m / 512 Mi | 23 | 23 | $194.24 |
| 500m / 1024 Mi | 23 | 23 | $194.24 |
| 1000m / 1024 Mi | 11 | 11 | $406.15 |
| 1000m / 2048 Mi | 11 | 11 | $406.15 |
| 2000m / 4096 Mi | 5 | 5 | $893.52 |
| 4000m / 8192 Mi | 2 | 2 | $2,233.80 |
Similar AKS node types
| Type | vCPU | GiB | Alloc CPU | Alloc memory | Max pods | $/month | $ per alloc GiB |
|---|---|---|---|---|---|---|---|
| m12sv3 | 12 | 240 | 11.78 | 234.97 GiB | 250 | $1,124.20 | $4.78 |
| m12dsv3 | 12 | 240 | 11.78 | 234.97 GiB | 250 | $1,189.90 | $5.06 |
| m16sv3 | 16 | 256 | 15.74 | 250.97 GiB | 250 | $1,197.20 | $4.77 |
| m16lsv4 | 16 | 256 | 15.74 | 250.97 GiB | 250 | $1,522.22 | $6.07 |
| m16dlsv4 | 16 | 256 | 15.74 | 250.97 GiB | 250 | $1,598.33 | $6.37 |
| nv18adsv5 | 18 | 220 | 17.72 | 214.97 GiB | 250 | $1,168.00 | $5.43 |
| nv12sv3 | 12 | 112 | 11.78 | 106.97 GiB | 250 | $832.20 | $7.78 |
| nv24sv3 | 24 | 224 | 23.66 | 218.97 GiB | 250 | $1,664.40 | $7.60 |
Closest match on other clouds
| Type | vCPU | GiB | Alloc CPU | Alloc memory | Max pods | $/month | $ per alloc GiB |
|---|---|---|---|---|---|---|---|
| f1.4xlarge | 16 | 244 | 15.89 | 241.14 GiB | 234 | $2,409.00 | $9.99 |
| m4-hypermem-16 | 16 | 248 | 15.89 | 236.18 GiB | 110 | $1,040.84 | $4.41 |
| m4n-hypermem-16 | 16 | 248 | 15.89 | 236.18 GiB | 110 | $1,873.52 | $7.93 |
| x2gd.4xlarge | 16 | 256 | 15.89 | 253.14 GiB | 234 | $975.28 | $3.85 |
| x8g.4xlarge | 16 | 256 | 15.89 | 253.14 GiB | 234 | $1,141.14 | $4.51 |
| x8i.4xlarge | 16 | 256 | 15.89 | 251.42 GiB | 394 | $1,277.97 | $5.08 |