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Microsoft 2048 MI350X CX-7 Hyperscaler Infiniband Cluster Configuration
MSFT-MI350X-CX7-IB-2L
Microsoft · MI350X · CX-7
Rack type
—
Cluster / location
MI350X - Infiniband Cluster
Buyer profile
Hyperscaler
Networking type
Infiniband
Number of XPUs
2,048
NIC used
CX-7
NICs / XPU
1
Scale-out BW / XPU
400G
XPU / server
8
Scale-up network
Assigned blockDefault
MI350X
Scale-UpXPU: MI350X0 linesshared by 8 SKUs
Scale-Up Parts Summary
0
| Item | Qty/Cluster | Qty/Server | Attach/XPU |
|---|
Backend network
5 rows
Assigned blockDefault
MI350X - CX7 - 2L - IB - QM9700 - MSFT
BackendXPU: MI350X5 linesshared by 1 SKU
Backend Parts Summary
5
| Item | Qty/Cluster | Qty/Server | Attach/XPU |
|---|---|---|---|
| Generic 400G DR4 | 2,048 | 8.00 | 1.00 |
| Generic 400G Single Mode | 4,096 | 16.00 | 2.00 |
| Generic 800G DR8 | 3,072 | 12.00 | 1.50 |
| ConnectX-7 NIC - 400G | 2,048 | 8.00 | 1.00 |
| Quantum-2 InfiniBand (QM9700) | 96 | 0.38 | 0.05 |
Frontend network
11 rows
Assigned blockDefault
MI350X - SN5600 - Generic
FrontendXPU: MI350X11 linesshared by 3 SKUs
Frontend Parts Summary
11
| Item | Qty/Cluster | Qty/Server | Attach/XPU |
|---|---|---|---|
| Spectrum-4 51.2T (SN5600) | 25 | 0 | 0.0120 |
| Spectrum-3 12.8T (SN4700) | 0 | 0 | 0.0001 |
| Spectrum-2 6.4T (SN3700) | 4 | 0 | 0.0018 |
| Spectrum-2 1GbE (SN2201) | 30 | 0 | 0.0147 |
| Nvidia LinkX 800G SR8 | 1,189 | 5 | 0.5807 |
| Nvidia LinkX 400G SR4 | 1,183 | 5 | 0.5777 |
| Nvidia LinkX 100G SR4 QSFP28 | 525 | 2 | 0.2563 |
| Nvidia LinkX 800G Multimode | 1,628 | 6 | 0.7947 |
| Nvidia LinkX 400G Multimode | 8 | 0 | 0.0041 |
| Nvidia LinkX 100G Multimode | 234 | 1 | 0.1142 |
| RJ45 Cables | 1,443 | 6 | 0.7048 |
Compute Tray Networking Content
4 rows
Assigned blockDefault
MI350X - Generic
Compute TrayXPU: MI350X4 linesshared by 8 SKUs
Compute Tray Parts Summary
4
| Item | Qty/Cluster | Qty/Server | Attach/XPU |
|---|---|---|---|
| Paladin Board to Board 32 Pin 4p8c (Male) | 2,048 | 8.00 | 1.00 |
| Paladin Board to Board 64 Pin 4p16c (Male) | 8,192 | 32.00 | 4.00 |
| Paladin Board to Board 32 Pin 4p8c (Female) | 2,048 | 8.00 | 1.00 |
| Paladin Board to Board 64 Pin 4p16c (Female) | 8,192 | 32.00 | 4.00 |
2026 share
Generic 400G DR4Σ 100%
%
%
%
%
%
%
Generic 400G Single ModeΣ 100%
%
%
Generic 800G DR8Σ 100%
%
%
%
%
%
%
ConnectX-7 NIC - 400GΣ 100%
%
Quantum-2 InfiniBand (QM9700)Σ 100%
%
| Item | Unit Cost | Quantity | Quantity (per Server) | Quantity (per XPU) | Extended Price for Cluster | Extended Price per Server | Power (W) per Unit | Extended Power (W) per Cluster | Extended Power (W) per Server | Device Type | Hyperscaler | Vendor | Manufacturer | Component | Speed | SerDes Speed | Protocol | Technology | XPU | Network | Tab Name |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Per-server cost: $27,060.00 | |||||||||||||||||||||
| $260.00 | 2,048 | 8.00 | 1.00 | $532,480.00 | $2,080.00 | 10 W | 20,480 W | 80 W | Transceiver | Microsoft | AAOI | — | Device Level | — | 112G | Ethernet | Fully Retimed | MI350X | Backend | MSFT-MI350X-CX7-IB-2L | |
| $130.00 | 4,096 | 16.00 | 2.00 | $532,480.00 | $2,080.00 | 0 W | 0 W | 0 W | Fiber | Microsoft | Amphenol | — | Device Level | — | — | — | — | MI350X | Backend | MSFT-MI350X-CX7-IB-2L | |
| $500.00 | 3,072 | 12.00 | 1.50 | $1,536,000.00 | $6,000.00 | 16 W | 49,152 W | 192 W | Transceiver | Microsoft | AAOI | — | Device Level | — | 112G | Ethernet | Fully Retimed | MI350X | Backend | MSFT-MI350X-CX7-IB-2L | |
| $800.00 | 2,048 | 8.00 | 1.00 | $1,638,400.00 | $6,400.00 | 50 W | 102,400 W | 400 W | NIC | Microsoft | Nvidia | — | Device Level | — | — | — | — | MI350X | Backend | MSFT-MI350X-CX7-IB-2L | |
| $28,000.00 | 96 | 0.38 | 0.05 | $2,688,000.00 | $10,500.00 | 747 W | 71,712 W | 280 W | Switch | Microsoft | Nvidia | — | Device Level | — | — | — | — | MI350X | Backend | MSFT-MI350X-CX7-IB-2L | |
Per-server cost: $13,619.76 | |||||||||||||||||||||
| $23,000.00 | 25 | 0.10 | 0.01 | $565,434.92 | $2,208.73 | 950 W | 23,355 W | 91 W | Switch | Microsoft | Nvidia | — | Device Level | — | — | Ethernet | — | MI350X | Frontend | MSFT-MI350X-CX7-IB-2L | |
| $21,600.00 | 0 | 0.00 | 0.00 | $2,194.28 | $8.57 | 630 W | 64 W | 0 W | Switch | Microsoft | Nvidia | — | Device Level | — | — | Ethernet | — | MI350X | Frontend | MSFT-MI350X-CX7-IB-2L | |
| $13,273.51 | 4 | 0.01 | 0.00 | $48,543.11 | $189.62 | 250 W | 914 W | 4 W | Switch | Microsoft | Nvidia | — | Device Level | — | — | Ethernet | — | MI350X | Frontend | MSFT-MI350X-CX7-IB-2L | |
| $2,400.00 | 30 | 0.12 | 0.01 | $72,167.62 | $281.90 | 150 W | 4,510 W | 18 W | Switch | Microsoft | Nvidia | — | Device Level | — | — | Ethernet | — | MI350X | Frontend | MSFT-MI350X-CX7-IB-2L | |
| $930.23 | 1,189 | 4.65 | 0.58 | $1,106,309.34 | $4,321.52 | 14 W | 16,650 W | 65 W | Transceiver | Microsoft | Nvidia | Coherent, Eoptolink, Innolight, Mellanox | White Label | — | 112G | InfiniBand | Fully Retimed | MI350X | Frontend | MSFT-MI350X-CX7-IB-2L | |
| $575.00 | 1,183 | 4.62 | 0.58 | $680,274.29 | $2,657.32 | 9 W | 10,648 W | 42 W | Transceiver | Microsoft | Nvidia | Coherent, Innolight, Mellanox | White Label | — | 112G | InfiniBand | Fully Retimed | MI350X | Frontend | MSFT-MI350X-CX7-IB-2L | |
| $123.74 | 525 | 2.05 | 0.26 | $64,965.83 | $253.77 | 3 W | 1,575 W | 6 W | Transceiver | Microsoft | Nvidia | Mellanox, Others | White Label | — | 28G | InfiniBand | Fully Retimed | MI350X | Frontend | MSFT-MI350X-CX7-IB-2L | |
| $525.00 | 1,628 | 6.36 | 0.79 | $854,506.67 | $3,337.92 | 0 W | 0 W | 0 W | Fiber | Microsoft | Others | — | White Label | — | — | — | — | MI350X | Frontend | MSFT-MI350X-CX7-IB-2L | |
| $375.00 | 8 | 0.03 | 0.00 | $3,123.81 | $12.20 | 0 W | 0 W | 0 W | Fiber | Microsoft | Others | — | White Label | — | — | — | — | MI350X | Frontend | MSFT-MI350X-CX7-IB-2L | |
| $375.00 | 234 | 0.91 | 0.11 | $87,695.24 | $342.56 | 0 W | 0 W | 0 W | Fiber | Microsoft | Others | — | White Label | — | — | — | — | MI350X | Frontend | MSFT-MI350X-CX7-IB-2L | |
| $1.00 | 1,443 | 5.64 | 0.70 | $1,443.35 | $5.64 | 0 W | 0 W | 0 W | Cable | Microsoft | Amphenol | — | Device Level | — | — | — | — | MI350X | Frontend | MSFT-MI350X-CX7-IB-2L | |
Per-server cost: $1,728.00 | |||||||||||||||||||||
| $16.00 | 2,048 | 8.00 | 1.00 | $32,768.00 | $128.00 | 0 W | 0 W | 0 W | Midplane | Microsoft | Amphenol | — | Device Level | — | 224G | — | — | MI350X | Compute Tray | MSFT-MI350X-CX7-IB-2L | |
| $32.00 | 8,192 | 32.00 | 4.00 | $262,144.00 | $1,024.00 | 0 W | 0 W | 0 W | Midplane | Microsoft | Amphenol | — | Device Level | — | 224G | — | — | MI350X | Compute Tray | MSFT-MI350X-CX7-IB-2L | |
| $8.00 | 2,048 | 8.00 | 1.00 | $16,384.00 | $64.00 | 0 W | 0 W | 0 W | Midplane | Microsoft | Amphenol | — | Device Level | — | 224G | — | — | MI350X | Compute Tray | MSFT-MI350X-CX7-IB-2L | |
| $16.00 | 8,192 | 32.00 | 4.00 | $131,072.00 | $512.00 | 0 W | 0 W | 0 W | Midplane | Microsoft | Amphenol | — | Device Level | — | 224G | — | — | MI350X | Compute Tray | MSFT-MI350X-CX7-IB-2L | |
| By fabric | |||||||||||||||||||||
| Total Backend | $6,927,360.00 | $27,060.00 | 243,744 W | 952 W | |||||||||||||||||
| Total Frontend | $3,486,658.45 | $13,619.76 | 57,716 W | 225 W | |||||||||||||||||
| Total Compute Tray | $442,368.00 | $1,728.00 | 0 W | 0 W | |||||||||||||||||
| Grand Total Cluster Networking | $10,856,386.45 | $42,407.76 | 301,460 W | 1,178 W | |||||||||||||||||
| By component | |||||||||||||||||||||
| Total Transceivers | $3,920,029.45 | $15,312.62 | 98,505 W | 385 W | |||||||||||||||||
| Total Switches | $3,376,339.93 | $13,188.83 | 100,556 W | 393 W | |||||||||||||||||
| Total Fiber | $1,477,805.71 | $5,772.68 | 0 W | 0 W | |||||||||||||||||
| Total Cables | $1,443.35 | $5.64 | 0 W | 0 W | |||||||||||||||||
| Total Connectors | — | — | — | — | |||||||||||||||||
| Total NICs | $1,638,400.00 | $6,400.00 | 102,400 W | 400 W | |||||||||||||||||