ProductNVIDIA® L40 ADA GPU Computing Accelerator - 48GB GDDR6 - PCIe 4.0 x16 - Passive CoolingNVIDIA® L40S ADA GPU Computing Accelerator - 48GB GDDR6 - PCIe 4.0 x16 - Passive CoolingNVIDIA® RTX 4500 Ada Generation - 24GB GDDR6 ECC - PCIe 4.0 x16 - Active Cooling (4xDP)NVIDIA® RTX 6000 Ada Generation - 48GB GDDR6 ECC - PCIe 4.0 x16 - Active Cooling (4xDP)NVIDIA® RTX PRO 4500 Blackwell - 32GB GDDR7 ECC - PCIe 5.0 x16 - Active Cooling (4xDP)NVIDIA® RTX PRO 6000 Blackwell Max-Q Workstation Edition - 96GB GDDR7 ECC - PCIe 5.0 x16 - Active Cooling (4xDP)
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Main Specifications
Product Series Nvidia L40Nvidia L40S
Core Type NVIDIA TENSORNVIDIA TENSOR
Host Interface PCI Express 4.0 x16PCI Express 4.0 x16PCI Express 4.0 x16PCI Express 4.0 x16PCI Express 5.0 x16PCI Express 5.0 x16
GPU Architecture Ada LovelaceAda Lovelace
Product Type WorkstationWorkstationWorkstationWorkstation
Product Line NVIDIA Professional GraphicsNVIDIA Professional GraphicsNVIDIA Professional GraphicsNVIDIA Professional Graphics
Memory Technology GDDR6GDDR6GDDR7GDDR7
Memory Capacity 24 GB GDDR6 ECC48 GB with ECC32 GB with ECC96 GB with ECC
Max Displays 4 Displays4 Displays4 Displays
Detailed Specifications
Streaming Processor Cores 18,1767,680 CUDA Parallel Processing Cores18,17610,496 CUDA Parallel Processing Cores24,064 CUDA Parallel Processing Cores
NVIDIA Tensor Cores 568 | Gen 4240568328752
NVIDIA RT Cores 142 | Gen 36014282188
Memory Interface 192-bit384-bit256-bit512-bit
Max Memory Size 48 GB GDDR6 with ECC48GB GDDR6 with ECC
Max Memory Bandwidth 864 GB/s
INT8 Tensor Core 733 teraFLOPS
TF32 Tensor Core 183 teraFLOPS
FP32 91.6 teraFLOPS
Peak BFLOAT16 Tensor Core 362.05 teraFLOPS
Peak FP16 Tensor Core 362.05 teraFLOPS
Peak FP8 Tensor Core 733 teraFLOPS
Peak INT4 Tensor Core 733 teraFLOPS
Total NVLink Bandwidth Not supported
Multi-Instance GPUs No
Tensor Performance 637.8 TFLOPS1457.0 TFLOPS
vGPU Software Support NVIDIA vPC/vApps, NVIDIA RTX Virtual Workstation (vWS)
NVENC | NVDEC 3x | 3x (Includes AV1 Encode & Decode)3x l 3x (includes AV1 encode and decode)
Secure Boot with Root of Trust YesYes
NEBS Ready Yes / Level 3Level 3
Transistor Count 35.8 billion76.3 billion45.6 Billion92.2 Billion
DisplayPort Connectors 4x DP 1.4a4x DisplayPort 1.4a
Cooling PassivePassive
Dual Slot Yes
Dimensions 4.4" (H) x 10.5" (L)4.4" (H) x 10.5" (L)4.4" H x 10.5" L4.4" H x 10.5" L4.4" H x 10.5" L4.4” H x 10.5” L, FHFL Dual Slot
Form Factor PCIe
Lithography 4 nm NVIDIA Custom Process4N NVIDIA Custom Process4N NVIDIA Custom Process
Supplementary Power Connectors 1x 16-pin PCIe CEM51x 16-pin1x 16-pin CEM5 PCIe1x PCIe CEM5 16-pin1x PCIe CEM5 16-pin1x PCIe CEM5 16-pin
Max Graphics Card Power (W) 300W350W210W300W200W300W
Processor NVIDIA Ada LovelaceNVIDIA Ada LovelaceNVIDIA Blackwell ArchitectureNVIDIA Blackwell Architecture
Memory Bandwidth 432 GB/s960 GB/s896 GB/s1792 GB/s
Peak Single Precision FP32 Performance 39.9 TFLOPS91.1 TFLOPS
NVLink Interconnect Not Supported
RT Core Performance 92.2 TFLOPS210.6 TFLOPS
DisplayPort Output 4x DP 1.4a4x DP 2.14x DP 2.1
Mini DisplayPort Output 4x DP 1.4a
Minimum Recommended Power, Single Card (W) 600550600
Minimum Recommended Power, 2-Way (W) 750750900
Minimum Recommended Power, 3-Way (W) 8508501200
Minimum Recommended Power, 4-Way (W) 100010001600
Thermal Solution Blower Active FanBlower Active FanBlower Active FanBlower Active Fan
Slot Height 2-Slot2-Slot2-Slot2-Slot
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