EXACT VARIANT REFERENCE

L40 PCIE 48GB

48GB graphics, visualization and video accelerator with a distinct specification from L40S

SPECIFICATIONS

Memory per accelerator	48 GB GDDR6 with ECC
Memory bandwidth	864 GB/s
Form factor	Dual-slot, full-height, full-length PCIe card
Maximum accelerator power	300 W

Manufacturer specifications describe the product, not the condition of an offered unit. Checked 2026-09-08

Cooling	Passive heatsink; the brief describes bidirectional airflow support. Source ↗
Slot width	Full-height, full-length, dual-slot reference card. Source ↗
Auxiliary power	PCIe 16-pin connector on the east edge. The brief specifies PCIe CEM 5.0 power sensing; use a qualified server cable configuration. Source ↗
Display outputs	Up to four DisplayPort monitors in supported Display On modes. Display Off is the default and is required for the described virtual GPU configuration. Source ↗
ECC	Enabled by default; can be disabled through software. Source ↗
Display operating modes	Display Off, Display On with 8GiB BAR1, and Display On with 256MiB BAR1 are documented. Source ↗
Primary boot device	Supported in Display On modes. Source ↗
Document status	The January 2023 v03 product brief is marked preliminary; qualify the exact offered revision and software configuration. Source ↗
MIG	Not supported; virtual GPU software support is a separate capability and entitlement. Source ↗
NVLink	Not supported. Source ↗

Passive cooling requires qualified server airflow
PCIe CEM5 16-pin auxiliary power connector
Four DisplayPort 1.4a outputs; verify operating mode and bracket
L40 and L40S are distinct products; do not substitute their power or compute specifications
Detailed January 2023 product brief is marked preliminary; corroborated headline specifications use the current product page
Confirm the exact server image, driver and application support before purchase
vGPU and virtual workstation software licensing are separate from ownership of the card
L40 does not support MIG or NVLink according to the product brief

Manufacturer maximum accelerator rating; not server consumption

Brief also supports Gen4 x8 and Gen3 x16 server interfaces; negotiated link depends on platform

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