Intel Arc A780 vs NVIDIA A40 PCIe

VS

Intel Arc A780

NVIDIA A40 PCIe

We compared two Desktop platform GPUs: 16GB VRAM Arc A780 and 48GB VRAM A40 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

Intel Arc A780 's Advantages

Boost Clock has increased by 26% (2200MHz vs 1740MHz)

Lower TDP (200W vs 300W)

NVIDIA A40 PCIe 's Advantages

More VRAM (48GB vs 16GB)

Larger VRAM bandwidth (695.8GB/s vs 559.6GB/s)

6656 additional rendering cores

Score

Benchmark

FP32 (float)

Arc A780

18.02 TFLOPS

A40 PCIe +107%

37.42 TFLOPS

Arc A780

VS

A40 PCIe

Graphics Card

Unknown

Release Date

Oct 2020

Alchemist(Arc 7)

Generation

Tesla

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

2200 MHz

Base Clock

1305 MHz

2200 MHz

Boost Clock

1740 MHz

1093 MHz

Memory Clock

1812 MHz

Memory

16GB

Memory Size

48GB

GDDR6X

Memory Type

GDDR6

256bit

Memory Bus

384bit

559.6GB/s

Bandwidth

695.8GB/s

Render Config

-

SM Count

84

4096

Shading Units

10752

256

TMUs

336

128

ROPs

112

512

Tensor Cores

336

32

RT Cores

84

-

L1 Cache

128 KB (per SM)

16 MB

L2 Cache

6 MB

-

Theoretical Performance

281.6 GPixel/s

Pixel Rate

194.9 GPixel/s

563.2 GTexel/s

Texture Rate

584.6 GTexel/s

36.04 TFLOPS

FP16 (half)

37.42 TFLOPS

18.02 TFLOPS

FP32 (float)

37.42 TFLOPS

2.253 TFLOPS

FP64 (double)

584.6 GFLOPS

Board Design

200W

TDP

300W

550 W

Suggested PSU

700 W

1x HDMI 2.13x DisplayPort 2.0

Outputs

3x DisplayPort 1.4a

2x 8-pin

Power Connectors

8-pin EPS

Graphics Processor

DG2-512

GPU Name

GA102

ACM-G10

GPU Variant

-

Generation 12.7

Architecture

Ampere

TSMC

Foundry

Samsung

6 nm

Process Size

8 nm

21.7 billion

Transistors

28.3 billion

406 mm²

Die Size

628 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

-

CUDA

8.6

6.6

Shader Model

6.6

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