NVIDIA A40 PCIe vs NVIDIA GeForce GTX 1080 Ti

VS

NVIDIA A40 PCIe

NVIDIA GeForce GTX 1080 Ti

We compared two Desktop platform GPUs: 48GB VRAM A40 PCIe and 11GB VRAM GeForce GTX 1080 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A40 PCIe 's Advantages

Released 3 years and 7 months late

Boost Clock has increased by 10% (1740MHz vs 1582MHz)

More VRAM (48GB vs 11GB)

Larger VRAM bandwidth (695.8GB/s vs 484.4GB/s)

7168 additional rendering cores

NVIDIA GeForce GTX 1080 Ti 's Advantages

Lower TDP (250W vs 300W)

Score

Benchmark

FP32 (float)

A40 PCIe +229%

37.42 TFLOPS

GeForce GTX 1080 Ti

11.34 TFLOPS

A40 PCIe

VS

GeForce GTX 1080 Ti

Graphics Card

Oct 2020

Release Date

Mar 2017

Tesla

Generation

GeForce 10

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1305 MHz

Base Clock

1481 MHz

1740 MHz

Boost Clock

1582 MHz

1812 MHz

Memory Clock

1376 MHz

Memory

48GB

Memory Size

11GB

GDDR6

Memory Type

GDDR5X

384bit

Memory Bus

352bit

695.8GB/s

Bandwidth

484.4GB/s

Render Config

-

84

SM Count

28

10752

Shading Units

3584

336

TMUs

224

112

ROPs

88

336

Tensor Cores

-

84

RT Cores

-

128 KB (per SM)

L1 Cache

48 KB (per SM)

6 MB

L2 Cache

0 MB

-

Theoretical Performance

194.9 GPixel/s

Pixel Rate

139.2 GPixel/s

584.6 GTexel/s

Texture Rate

354.4 GTexel/s

37.42 TFLOPS

FP16 (half)

177.2 GFLOPS

37.42 TFLOPS

FP32 (float)

11.34 TFLOPS

584.6 GFLOPS

FP64 (double)

354.4 GFLOPS

Board Design

300W

TDP

250W

700 W

Suggested PSU

600 W

3x DisplayPort 1.4a

Outputs

1x HDMI 2.0 3x DisplayPort 1.4a

8-pin EPS

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

GA102

GPU Name

GP102

-

GPU Variant

GP102-350-K1-A1

Ampere

Architecture

Pascal

Samsung

Foundry

TSMC

8 nm

Process Size

16 nm

28.3 billion

Transistors

11.8 billion

628 mm²

Die Size

471 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.6

CUDA

6.1

6.6

Shader Model

6.4

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