NVIDIA A30 vs NVIDIA A40 Full Specs

Summary

3,584 Shaders 1.44GHz	10,752 Shaders 1.74GHz
24GB HBM2933.1GB/s	48GB GDDR6347.9GB/s
Peak·FP32·FP16 10.32 TFLOPS	Peak·FP32·FP16 37.42 TFLOPS
Form Factor PCIe Card	Form Factor PCIe Card
TDP 165W	TDP 300W
Power Connectors -	Power Connectors 1x 8-Pin EPS

Highlights

Peak OPS

Peak OPS FP32 FP16 Tensor FP16-16 FP16-16 Tensor Sparse Tensor FP16-32 FP16-32 Tensor Sparse FP64 Tensor FP64 BF16 Tensor BF16 BF16 Tensor Sparse Tensor TF32 Tensor INT8 Tensor INT4 Memory Bandwidth TDP

A301.32 POPSINT4 Tensor Sparse

x1.10

A401.2 POPSINT4 Tensor Sparse

x1

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Theoretical Performance

Clock Speed1440MHz UC·Base·Boost·OC	Clock Speed1740MHz UC·Base·Boost·OC
Peak OPS 1.32 POPSINT4 Tensor Sparse	Peak OPS 1.2 POPSINT4 Tensor Sparse
Tensor FP16-16 165.2 TFLOPS FP16-16 Tensor Sparse 330.3 TFLOPS Tensor FP16-32 165.2 TFLOPS FP16-32 Tensor Sparse 330.3 TFLOPS	Tensor FP16-16 149.7 TFLOPS FP16-16 Tensor Sparse 299.3 TFLOPS Tensor FP16-32 74.83 TFLOPS FP16-32 Tensor Sparse 149.7 TFLOPS
BF16 20.64 TFLOPS Tensor BF16 165.2 TFLOPS BF16 Tensor Sparse 330.3 TFLOPS	BF16 37.42 TFLOPS Tensor BF16 74.83 TFLOPS BF16 Tensor Sparse 149.7 TFLOPS
Tensor TF32 82.58 TFLOPS	Tensor TF32 37.42 TFLOPS
FP32 10.32 TFLOPS	FP32 37.42 TFLOPS
FP64 5.16 TFLOPS Tensor FP64 10.32 TFLOPS	FP64 584.6 GFLOPS Tensor FP64 -
Tensor INT4 660.6 TOPS	Tensor INT4 598.7 TOPS
Tensor INT8 330.3 TOPS	Tensor INT8 299.3 TOPS
Ray -	Ray 56.43 TOPS
Pixel Rate 138.2 GPixel/s	Pixel Rate 194.9 GPixel/s
Texture Rate 322.6 GTexel/s	Texture Rate 584.6 GTexel/s

Core Config

Shaders 3,584 Shaders	Shaders 10,752 Shaders
TMUs 224 TMUs	TMUs 336 TMUs
ROPs 96 ROPs	ROPs 112 ROPs
Tensor Cores 224 T-Cores	Tensor Cores 336 T-Cores
RT Cores -	RT Cores 84 RT-Cores
SMs 56 SMs	SMs 84 SMs

Clocks

Base Clock 930MHz	Base Clock 1.3GHz
Boost Clock 1.44GHz	Boost Clock 1.74GHz

Cache

L2 Cache 24.6MB shared

L2 Cache 6.1MB shared

Memory

24GB HBM2	48GB GDDR6
Memory Bus 3072-bit	Memory Bus 384-bit
Memory Speed 2.4GT/s	Memory Speed 7.2GT/s
Memory Bandwidth 933.1GB/s	Memory Bandwidth 347.9GB/s

Power & Thermals

TDP 165W

TDP 300W

Video Output

Multi-Monitor -	Multi-Monitor 3
HDCP -	HDCP HDCP 2.3

Ports

-	3x DisplayPort 1.3

Encoder

-	Encoder Model NVENC 7

Decoder

Decoder Model 5x NVDEC 4

Decoder Model NVDEC 5

Card

Form Factor PCIe Card	Form Factor PCIe Card
PCIe 2-Slots	PCIe 2-Slots
Height 111 mm (4.37") Width 267 mm (10.51") Depth 40 mm (1.57")	Height 112 mm (4.41") Width 267 mm (10.51") Depth 40 mm (1.57")
Cooling Passive	Cooling Passive
Power Connectors -	Power Connectors 1x 8-Pin EPS

Chip

Manufacturer NVIDIA	Manufacturer NVIDIA
Chip Designer NVIDIA	Chip Designer NVIDIA
Architecture Ampere	Architecture Ampere
Family Server	Family Server
Branding	Branding
Codename NV170	Codename NV172
Chip Variant -	Chip Variant GA102-200-KD-A1
Market Segment Server	Market Segment Server
Release Date Apr 12, 2021	Release Date Oct 5, 2020

Fabrication

Foundry TSMC	Foundry Samsung
Fabrication Node 7N	Fabrication Node 8N
Die Size 826mm²	Die Size 628mm²
Transistor Count 54.2 Billion	Transistor Count 28.3 Billion
Transistor Density 65.62 MTr/mm²	Transistor Density 45.04 MTr/mm²

Images

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