NVIDIA A40 PCIe vs NVIDIA GeForce RTX 3090 Ti

VS

NVIDIA A40 PCIe

NVIDIA GeForce RTX 3090 Ti

We compared two Desktop platform GPUs: 48GB VRAM A40 PCIe and 24GB VRAM GeForce RTX 3090 Ti to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A40 PCIe 's Advantages

More VRAM (48GB vs 24GB)

Lower TDP (300W vs 450W)

NVIDIA GeForce RTX 3090 Ti 's Advantages

Released 1 years and 3 months late

Boost Clock has increased by 7% (1860MHz vs 1740MHz)

Larger VRAM bandwidth (1008GB/s vs 695.8GB/s)

Score

Benchmark

FP32 (float)

A40 PCIe

37.42 TFLOPS

GeForce RTX 3090 Ti +6%

40 TFLOPS

Blender

A40 PCIe

4170

GeForce RTX 3090 Ti +48%

6200

A40 PCIe

VS

GeForce RTX 3090 Ti

Graphics Card

Oct 2020

Release Date

Jan 2022

Tesla

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1305 MHz

Base Clock

1560 MHz

1740 MHz

Boost Clock

1860 MHz

1812 MHz

Memory Clock

1313 MHz

Memory

48GB

Memory Size

24GB

GDDR6

Memory Type

GDDR6X

384bit

Memory Bus

384bit

695.8GB/s

Bandwidth

1008GB/s

Render Config

-

84

SM Count

84

10752

Shading Units

10752

336

TMUs

336

112

ROPs

112

336

Tensor Cores

336

84

RT Cores

84

128 KB (per SM)

L1 Cache

128 KB (per SM)

6 MB

L2 Cache

6 MB

-

Theoretical Performance

194.9 GPixel/s

Pixel Rate

208.3 GPixel/s

584.6 GTexel/s

Texture Rate

625.0 GTexel/s

37.42 TFLOPS

FP16 (half)

40.00 TFLOPS

37.42 TFLOPS

FP32 (float)

40.00 TFLOPS

584.6 GFLOPS

FP64 (double)

625.0 GFLOPS

Board Design

300W

TDP

450W

700 W

Suggested PSU

850 W

3x DisplayPort 1.4a

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

8-pin EPS

Power Connectors

1x 16-pin

Graphics Processor

GA102

GPU Name

GA102

-

GPU Variant

GA102-350-A1

Ampere

Architecture

Ampere

Samsung

Foundry

Samsung

8 nm

Process Size

8 nm

28.3 billion

Transistors

28.3 billion

628 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

8.6

CUDA

8.6

6.6

Shader Model

6.6

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