NVIDIA A30 PCIe vs NVIDIA RTX A400

VS

NVIDIA A30 PCIe NVIDIA RTX A400

We compared two Desktop platform GPUs: 24GB VRAM A30 PCIe and 4GB VRAM RTX A400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A30 PCIe 's Advantages

More VRAM (24GB vs 4GB)

Larger VRAM bandwidth (933.1GB/s vs 96.00GB/s)

2816 additional rendering cores

NVIDIA RTX A400 's Advantages

Released 3 years late

Boost Clock has increased by 22% (1762MHz vs 1440MHz)

Lower TDP (50W vs 165W)

Score

Benchmark

FP32 (float)

A30 PCIe +281%

10.32 TFLOPS

RTX A400

2.706 TFLOPS

A30 PCIe

VS

RTX A400

Graphics Card

Apr 2021

Release Date

Apr 2024

Tesla Ampere

Generation

Quadro Ampere

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

930 MHz

Base Clock

727 MHz

1440 MHz

Boost Clock

1762 MHz

1215 MHz

Memory Clock

1500 MHz

Memory

24GB

Memory Size

4GB

HBM2e

Memory Type

GDDR6

3072bit

Memory Bus

64bit

933.1GB/s

Bandwidth

96.00GB/s

Render Config

56

SM Count

6

-

Compute Units

-

3584

Shading Units

768

224

TMUs

24

96

ROPs

16

224

Tensor Cores

24

-

RT Cores

6

192 KB (per SM)

L1 Cache

128 KB (per SM)

24 MB

L2 Cache

2 MB

Theoretical Performance

138.2 GPixel/s

Pixel Rate

28.19 GPixel/s

322.6 GTexel/s

Texture Rate

42.29 GTexel/s

10.32 TFLOPS

FP16 (half)

2.706 TFLOPS

10.32 TFLOPS

FP32 (float)

2.706 TFLOPS

5.161 TFLOPS

FP64 (double)

42.29 GFLOPS

Graphics Processor

GA100

GPU Name

GA107

-

GPU Variant

-

Ampere

Architecture

Ampere

TSMC

Foundry

Samsung

7 nm

Process Size

8 nm

54.2 billion

Transistors

8.7 billion

826 mm²

Die Size

200 mm²

Board Design

165W

TDP

50W

450 W

Suggested PSU

250 W

No outputs

Outputs

4x mini-DisplayPort 1.4a

8-pin EPS

Power Connectors

None

Graphics Features

N/A

DirectX

12 Ultimate (12_2)

N/A

OpenGL

4.6

3.0

OpenCL

3.0

N/A

Vulkan

1.3

8.0

CUDA

8.6

N/A

Shader Model

6.7

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