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Microsoft 6144 Maia 200 NIC - 400G Hyperscaler Ethernet Cluster Configuration
MSFT-Maia200-TH5-6144
Microsoft · Maia 200 · NIC - 400G
Rack type
—
Cluster / location
Default Maia100
Buyer profile
Hyperscaler
Networking type
Ethernet
Number of XPUs
6,144
NIC used
NIC - 400G
NICs / XPU
3
Scale-out BW / XPU
1.2T
XPU / server
6,144
Scale-up network
4 rows
Assigned blockDefault
Maia 200
Scale-UpXPU: Maia 2004 linesshared by 1 SKU
Scale-up Units are based on the scale-up world size (6,144 XPUs).
XPU World Size
2
WS| Scale-Up Network Layer | Part / Model | Units# | Unit BWGbit/s uni-d | Lane Count# | Lane BWGbit/s uni-d |
|---|---|---|---|---|---|
| XPUs per Node | · | · | · | · | · |
| Scale-Up World Size | · | 6,144 | · | · | · |
Switches
4
SW| Scale-Up Network Layer | Part / Model | Units# | Unit BWGbit/s uni-d | Lane Count# | Lane BWGbit/s uni-d |
|---|---|---|---|---|---|
| XPUs per Tray | · | 4 | 3,200 | 32 | 100 |
| Scale-Up T0 | Arista Tomahawk 5 51.2T (7060X6-64PE) | 512 | 51,200 | 256 | 200 |
| Scale-Up T1 | Arista Tomahawk 5 51.2T (7060X6-64PE) | 128 | 51,200 | 256 | 200 |
| Scale-Up Switch Total | · | 640 | 51,200 | 256 | 200 |
Connections & cabling
8
CN| Scale-Up Network Layer | Part / Model | Units# | BW / LaneGbit/s uni-d | Unit DP# | DP / Lane# | Total DPs# | BW / Connector | Cable / Model | Cable Units# |
|---|---|---|---|---|---|---|---|---|---|
| · | Paladin HD 112Gb/s 64 DP (Male) | 48 | 100 | 64 | 2 | 3,072 | 3,200 | · | · |
| · | Paladin HD 112Gb/s 64 DP (Female) | 48 | 100 | 64 | 2 | 3,072 | 3,200 | · | · |
| PER RACK OF 48 MAIA CHIPS | |||||||||
| Switch Total | **12 Connectors per Switch | · | · | · | · | · | · | · | · |
| · | Paladin HD 112Gb/s 64 DP (Male) | 48 | 100 | 64 | 2 | 3,072 | 3,200 | Already Counted Below | · |
| · | Paladin HD 112Gb/s 64 DP (Female) | 48 | 100 | 64 | 2 | 3,072 | 3,200 | 112Gb/s SkewClear EXD Cable | 3,072 |
| PER RACK OF 48 MAIA CHIPS | |||||||||
| XPU Total | **1 Connector per XPU | · | · | · | · | · | · | · | · |
| · | Paladin HD 112Gb/s 64 DP (Male) | · | · | · | · | · | · | 112Gb/s SkewClear EXD Cable | 393,216 |
| · | Paladin HD 112Gb/s 64 DP (Female) | 12,288 | · | · | · | · | · | · | · |
Notes
- Scale-Up T1 · Arista Tomahawk 5 51.2T (7060X6-64PE) — 4 planes, 32 switches per plane
Scale-Up Parts Summary
4
| Item | Qty/Cluster | Qty/Server | Attach/XPU |
|---|---|---|---|
| Arista Tomahawk 5 51.2T (7060X6-64PE) | 640 | 640.00 | 0.10 |
| Paladin HD 112Gb/s 64 DP (Male) | 393,312 | 393,312.00 | 64.02 |
| Paladin HD 112Gb/s 64 DP (Female) | 12,384 | 12,384.00 | 2.02 |
| 112Gb/s SkewClear EXD Cable | 396,288 | 396,288.00 | 64.50 |
Backend network
2 rows
Assigned blockDefault
Maia 200 - 400G NIC - 3L - ETH - TH5 - MSFT
BackendXPU: Maia 2002 linesshared by 1 SKU
Backend Units are based on the cluster size (18,432 Number of NICs).
Switches
6
SW Network Layer | Switch and Server Spec | Aggregate Port Utilization | Network Bandwidth Aggregate | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
SwitchPart Name / Model | Units# | Unit BWGbit/s | Port BWGbit/s | Downlink Ports / SW# | Uplink Ports / SW# | Max Ports# | Downlink Ports# | Uplink Ports# | Total Ports# | Downlink BWTbit/s | Uplink BWTbit/s | OversubRatio | |
| Number of NICs | · | 18,432 | 400 | 400 | 0 | 18,432 | 18,432 | 0 | 18,432 | 18,432 | 0 | 7,372.8 | · |
| XPUs per Server | · | 4 | · | · | · | · | 12 | · | · | · | · | · | · |
| NICs per Server | NIC - 400G | 12 | 400 | 400 | · | · | 12 | · | · | · | · | · | · |
| ToR | BlackBox Tomahawk 5 51.2T | 384 | 51,200 | 800 | 24 | 24 | 64 | 9,216 | 9,216 | 24,576 | 7,372.8 | 7,372.8 | 1 |
| Leaf | BlackBox Tomahawk 5 51.2T | 96 | 51,200 | 800 | 32 | 32 | 64 | 3,072 | 3,072 | 6,144 | 2,457.6 | 2,457.6 | 1 |
| Spine | BlackBox Tomahawk 5 51.2T | 48 | 51,200 | 800 | 64 | 0 | 64 | 3,072 | 0 | 3,072 | 2,457.6 | 0 | · |
Transceivers
5
CN Network Layer | Transceiver / CablePart Name / Model | Total Units# | Units per SW/GPU# | Unit BWGbit/s | Lanes# | BW per LaneGbit/s | Agg. BWTbit/s |
|---|---|---|---|---|---|---|---|
| XPU Nodes | None - AECs are Used -> | · | · | · | · | · | · |
| CPU Nodes | None - AECs are Used -> | · | · | · | · | · | · |
| Leaf | |||||||
| Downlink | · | · | · | · | · | · | · |
| Uplink | · | · | · | · | · | · | · |
| Spine | |||||||
| Downlink | · | · | · | · | · | · | · |
| Uplink | · | · | · | · | · | · | · |
| Core | |||||||
| Downlink | · | · | · | · | · | · | · |
| Uplink | · | · | · | · | · | · | · |
| Super-Core | |||||||
| ToR | |||||||
| Downlink | None - AECs are Used -> | · | · | · | · | · | · |
Cables
5
CB Network Layer | Cable/ FiberType | Total Units# | Units per Transceiver# | Unit BWGbit/s | Lane Count# | SerDes BWGbit/s |
|---|---|---|---|---|---|---|
| XPU Nodes | · | · | · | · | · | · |
| CPU Nodes | · | · | · | · | · | · |
| Leaf | ||||||
| Downlink | · | · | · | · | · | · |
| Uplink | · | · | · | · | · | · |
| Spine | ||||||
| Downlink | · | · | · | · | · | · |
| Uplink | · | · | · | · | · | · |
| Core | ||||||
| Downlink | · | · | · | · | · | · |
| Uplink | · | · | · | · | · | · |
| Super-Core | ||||||
| ToR | ||||||
| Downlink | Already counted above | · | · | · | · | · |
Backend Parts Summary
2
| Item | Qty/Cluster | Qty/Server | Attach/XPU |
|---|---|---|---|
| NIC - 400G | 18,432 | 18,432.00 | 3.00 |
| BlackBox Tomahawk 5 51.2T | 528 | 528.00 | 0.09 |
Frontend network
No converged frontend + storage fabric data for this cluster.
Frontend Parts Summary
0
| Item | Qty/Cluster | Qty/Server | Attach/XPU |
|---|