NVIDIA GeForce RTX 3090 Ti vs NVIDIA A40 PCIe

VS

NVIDIA GeForce RTX 3090 Ti NVIDIA A40 PCIe

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

Main Differences

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)

NVIDIA A40 PCIe 's Advantages

More VRAM (48GB vs 24GB)

Lower TDP (300W vs 450W)

Score

Benchmark

FP32 (float)

GeForce RTX 3090 Ti +6%

40 TFLOPS

A40 PCIe

37.42 TFLOPS

Blender

GeForce RTX 3090 Ti +54%

6459

A40 PCIe

4170

GeForce RTX 3090 Ti

VS

A40 PCIe

Graphics Card

Jan 2022

Release Date

Oct 2020

GeForce 30

Generation

Tesla

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1560 MHz

Base Clock

1305 MHz

1860 MHz

Boost Clock

1740 MHz

1313 MHz

Memory Clock

1812 MHz

Memory

24GB

Memory Size

48GB

GDDR6X

Memory Type

GDDR6

384bit

Memory Bus

384bit

1008GB/s

Bandwidth

695.8GB/s

Render Config

84

SM Count

84

-

Compute Units

-

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

208.3 GPixel/s

Pixel Rate

194.9 GPixel/s

625.0 GTexel/s

Texture Rate

584.6 GTexel/s

40.00 TFLOPS

FP16 (half)

37.42 TFLOPS

40.00 TFLOPS

FP32 (float)

37.42 TFLOPS

625.0 GFLOPS

FP64 (double)

584.6 GFLOPS

Graphics Processor

GA102

GPU Name

GA102

GA102-350-A1

GPU Variant

-

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

Board Design

450W

TDP

300W

850 W

Suggested PSU

700 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

3x DisplayPort 1.4a

1x 16-pin

Power Connectors

8-pin EPS

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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