NVIDIA · Integrated GPU platform / module
NVIDIA GB300 NVL72
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Product overview
NVIDIA GB300 NVL72. Integrated GPU module, baseboard or system reference. The model identifies the platform; the complete supplied configuration is specified separately. NVIDIA model-level reference specifications — reference memory / capacity: 20 TB GPU memory aggregate + 17 TB CPU LPDDR5X; interface: 72-GPU NVLink 5 rack-scale fabric / NVLink-C2C; form factor: Rack-scale 72-GPU / 36-CPU system. Confirm the exact OEM configuration and its host, power, cooling and interconnect requirements before ordering.
Configuration overview
This is an integrated GPU module or system platform with host-specific requirements. Confirm the exact module or complete-system scope, interconnect, power, cooling and supported software in your quotation.
Specifications & compatibility
NVIDIA REFERENCE SPECIFICATIONS
Technical specifications
Specifications describe the identified NVIDIA model or reference configuration. Board-partner designs, OEM firmware, laptop power limits and complete-system configurations can differ.
- Product type
- Rack-scale Grace Blackwell Ultra system
- Configuration
- 72 Blackwell Ultra GPUs + 36 Grace CPUs
- CPU core count
- 2,592 Arm Neoverse V2 cores
- GPU memory, rack
- 20 TB aggregate
- GPU memory bandwidth, rack
- Up to 576 TB/s
- CPU memory, rack
- 17 TB LPDDR5X
- CPU memory bandwidth, rack
- 14 TB/s
- Total fast memory, rack
- 37 TB combined CPU+GPU memory
- NVLink bandwidth, rack
- 130 TB/s
- FP4 Tensor peak, rack
- 1,440 PFLOPS sparse / 1,080 PFLOPS dense
- FP8 / FP6 Tensor peak, rack, sparse
- 720 PFLOPS
- FP16 / BF16 Tensor peak, rack, sparse
- 360 PFLOPS
- TF32 Tensor peak, rack, sparse
- 180 PFLOPS
- FP32 peak, rack
- 6 PFLOPS
- FP64 / FP64 Tensor peak, rack
- 100 TFLOPS
All performance and aggregate memory figures refer to the complete 72-GPU rack. 37 TB combines CPU LPDDR5X and GPU memory; it is not GPU VRAM alone.
- Capacity / memory
- 20 TB GPU memory aggregate + 17 TB CPU LPDDR5X
- Interface
- 72-GPU NVLink 5 rack-scale fabric / NVLink-C2C
- Form factor
- Rack-scale 72-GPU / 36-CPU system
An integrated platform or module. Confirm its supported host, interconnect, power and cooling configuration.
Complete/integrated system enquiry, not an ordinary standalone PCIe board. Do not treat HGX, DGX, Grace Blackwell and individual GPU modules as interchangeable.
Official platform identity; quote complete supported configuration
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Match the part to its host.
NVIDIA model names identify GPUs and product editions; they do not establish one universal board-vendor part number. Laptop GPUs are supplied within complete laptops. SXM modules, HGX/DGX systems and integrated CPU–GPU platforms require their supported host and interconnect.
Memory type, rank, transfer rate and population rules must match the server and CPU. A storage capacity does not establish NVMe, SATA or SAS compatibility. SSD and mechanical HDD media, firmware, sector format, carriers and security variants need separate checks.
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- Complete manufacturer/OEM part number and label, including suffix.
- Quantity, acceptable condition and delivery city/country.
- Server, motherboard, CPU or storage-backplane model.
- Application, required configuration and compatibility requirements.
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