NVIDIA RTX A400 vs NVIDIA A2

VS

NVIDIA RTX A400 NVIDIA A2

We compared two Desktop platform GPUs: 4GB VRAM RTX A400 and 16GB VRAM A2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A400 's Advantages

Released 2 years and 5 months late

Lower TDP (50W vs 60W)

NVIDIA A2 's Advantages

Boost Clock has increased by 0% (1770MHz vs 1762MHz)

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (200.1GB/s vs 96.00GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

RTX A400

2.706 TFLOPS

A2 +67%

4.531 TFLOPS

RTX A400

VS

A2

Graphics Card

Apr 2024

Release Date

Nov 2021

Quadro Ampere

Generation

Quadro

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 4.0 x8

Clock Speeds

727 MHz

Base Clock

1440 MHz

1762 MHz

Boost Clock

1770 MHz

1500 MHz

Memory Clock

1563 MHz

Memory

4GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

64bit

Memory Bus

128bit

96.00GB/s

Bandwidth

200.1GB/s

Render Config

6

SM Count

10

-

Compute Units

-

768

Shading Units

1280

24

TMUs

40

16

ROPs

32

24

Tensor Cores

40

6

RT Cores

10

128 KB (per SM)

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

2 MB

Theoretical Performance

28.19 GPixel/s

Pixel Rate

56.64 GPixel/s

42.29 GTexel/s

Texture Rate

70.80 GTexel/s

2.706 TFLOPS

FP16 (half)

4.531 TFLOPS

2.706 TFLOPS

FP32 (float)

4.531 TFLOPS

42.29 GFLOPS

FP64 (double)

70.80 GFLOPS

Graphics Processor

GA107

GPU Name

GA107

-

GPU Variant

-

Ampere

Architecture

Ampere

Samsung

Foundry

Samsung

8 nm

Process Size

8 nm

8.7 billion

Transistors

Unknown

200 mm²

Die Size

Unknown

Board Design

50W

TDP

60W

250 W

Suggested PSU

250 W

4x mini-DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

None

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

6.7

Shader Model

6.6

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