Product	NVIDIA® A2 GPU Computing Accelerator - 16GB GDDR6 - PCIe 4.0 x8 - Passive Cooler (w/o CEC)	NVIDIA® A16 GPU Computing Accelerator - 64GB (4x 16GB) GDDR6 - PCIe 4.0 x16 - Passive Cooler	NVIDIA® A40 GPU Computing Accelerator - 48GB GDDR6 - PCIe 4.0 x16 - Passive Cooling
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Main Specifications
Product Series	Nvidia A2	Nvidia A16	Nvidia A40
Core Type	NVIDIA TENSOR	NVIDIA TENSOR	NVIDIA TENSOR
Core Clock Speed	1440 MHz (1770 MHz Boost Clock)
Host Interface	PCI Express 4.0 x8	PCI Express 4.0 x16	PCI Express 4.0 x16
GPU Architecture	Ampere	Ampere	Ampere
Detailed Specifications
Streaming Processor Cores	1280 CUDA Cores		10752 CUDA Cores
NVIDIA Tensor Cores	40 | Gen 3		336 Tensor Cores
NVIDIA RT Cores	10 | Gen 2		84 RT Cores
Memory Clock Speed	6251 MHz
Memory Interface	128-bit		384-bit
Memory Speeds (GT/s)			14.5Gbps GDDR6
Max Memory Size	16 GB GDDR6 ECC	4x 16GB GDDR6 with error-correcting code (ECC)	48 GB GDDR6 with error-correcting code (ECC)
Max Memory Bandwidth	200 GB/s	4x 232GB/s	696 GB/s
TF32 Tensor Core	9 TFLOPS | 18 TFLOPS Sparsity
FP32	4.5 TFLOPS
Peak FP16 Tensor Core	18 TFLOPS | 36 TFLOPS Sparsity
Total NVLink Bandwidth			NVIDIA NVLink 112.5 GB/s (bidirectional) PCIe Gen4 16 GB/s
NVIDIA CUDA™ Technology	11.1 or later
Peak INT4 Performance	72 TOPS | 144 TOPS Sparsity
Peak INT8 Performance	36 TOPS | 72 TOPS Sparsity
ECC Protection	On by Default
DisplayPort Connectors			3x DisplayPort 1.4 A40 is configured for virtualization by default with physical display connectors disabled. The display outputs can be enabled via management software tools.
Cooling	Passive	Passive	Passive
Dual Slot	Single-slot	Dual-slot	2-slot Low-profile
Dimensions	6.61” L x 2.71” H		4.4" (H) x 10.5" (L)
Form Factor	Low-Profile PCIe
Lithography			Samsung 8nm
Supplementary Power Connectors		8-pin CPU	1x 8-pin CPU (EPS12V)
Max Graphics Card Power (W)	40-60 W | Configurable	250W	300W
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