NVIDIA A40 vs NVIDIA V100 SXM 16GB Full Specs

Summary

10,752 Shaders 1.74GHz	5,120 Shaders 1.53GHz
48GB GDDR6347.9GB/s	16GB HBM2896GB/s
Peak·FP32·FP16 37.42 TFLOPS	Peak·FP32·FP16 15.67 TFLOPS
Form Factor PCIe Card	Form Factor SXM2
TDP 300W	TDP 300W
Power Connectors 1x 8-Pin EPS	Power Connectors -

Theoretical Performance

Clock Speed1740MHz UC·Base·Boost·OC	Clock Speed1530MHz UC·Base·Boost·OC
Peak OPS 1.2 POPSINT4 Tensor Sparse	Peak OPS 125.3 TFLOPSFP16-16 Tensor
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	Tensor FP16-16 125.3 TFLOPS FP16-16 Tensor Sparse - Tensor FP16-32 125.3 TFLOPS FP16-32 Tensor Sparse -
BF16 37.42 TFLOPS Tensor BF16 74.83 TFLOPS BF16 Tensor Sparse 149.7 TFLOPS	-
Tensor TF32 37.42 TFLOPS	Tensor TF32 -
FP32 37.42 TFLOPS	FP32 15.67 TFLOPS
FP64 584.6 GFLOPS	FP64 7.83 TFLOPS
Tensor INT4 598.7 TOPS	Tensor INT4 -
Tensor INT8 299.3 TOPS	-
Ray 56.43 TOPS	Ray -
Pixel Rate 194.9 GPixel/s	Pixel Rate 195.8 GPixel/s
Texture Rate 584.6 GTexel/s	Texture Rate 489.6 GTexel/s

Core Config

Shaders 10,752 Shaders	Shaders 5,120 Shaders
TMUs 336 TMUs	TMUs 320 TMUs
ROPs 112 ROPs	ROPs 128 ROPs
Tensor Cores 336 T-Cores	Tensor Cores 640 T-Cores
RT Cores 84 RT-Cores	RT Cores -
SMs 84 SMs	SMs 80 SMs

Clocks

Base Clock 1.3GHz	Base Clock 1.31GHz
Boost Clock 1.74GHz	Boost Clock 1.53GHz

Cache

L2 Cache 6MB shared

L2 Cache 6MB shared

Memory

48GB GDDR6	16GB HBM2
Memory Bus 384-bit	Memory Bus 4096-bit
Memory Speed 7.2GT/s	Memory Speed 1.8GT/s
Memory Bandwidth 347.9GB/s	Memory Bandwidth 896GB/s
ECC No	ECC No

Power & Thermals

TDP 300W

TDP 300W

Video Output

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

Ports

3x DisplayPort 1.3

-

Encoder

Encoder Model NVENC 7	Encoder Model 3x NVENC 5
Codec AVC (H.264) HEVC (H.265)	Codec AVC (H.264) HEVC (H.265)

Decoder

Decoder Model NVDEC 5	Decoder Model NVDEC 3
Codec MPEG-1 MPEG-2 MPEG-4 VC-1 VP8 VP9 AVC (H.264) HEVC (H.265) AV1	Codec MPEG-1 MPEG-2 MPEG-4 VC-1 - VP9 AVC (H.264) HEVC (H.265) -

Card

Form Factor PCIe Card	Form Factor SXM2
PCIe 2-Slots	PCIe -
Height 112 mm (4.41") Width 267 mm (10.51") Depth 40 mm (1.57")	-
Cooling Passive	Cooling Passive
Power Connectors 1x 8-Pin EPS	Power Connectors -

Chip

Manufacturer NVIDIA	Manufacturer NVIDIA
Chip Designer NVIDIA	Chip Designer NVIDIA
Architecture Ampere	Architecture Volta
Family Server	Family Server
Branding	Branding
Codename NV172	Codename NV140
Chip Variant GA102-200-KD-A1	Chip Variant GV100-400-A1
Market Segment Server	Market Segment Server
Release Date Oct 5, 2020	Release Date Mar 27, 2018

Fabrication

Foundry Samsung	Foundry TSMC
Fabrication Node 8N	Fabrication Node 12FFN
Die Size 628mm²	Die Size 815mm²
Transistor Count 28.3 Billion	Transistor Count 21.1 Billion
Transistor Density 45.04 MTr/mm²	Transistor Density 25.89 MTr/mm²

Images