NVIDIA RTX A4000 vs NVIDIA Quadro NVS 420

VS

We compared two Professional market GPUs: 16GB VRAM RTX A4000 and 256MB VRAM Quadro NVS 420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 's Advantages

Released 12 years and 3 months late

Boost Clock1560MHz

Larger VRAM bandwidth (448.0GB/s vs 11.20GB/s)

6136 additional rendering cores

NVIDIA Quadro NVS 420 's Advantages

Lower TDP (40W vs 140W)

Score

Benchmark

FP32 (float)

RTX A4000 +87036%

19.17 TFLOPS

Quadro NVS 420

0.022 TFLOPS

RTX A4000

VS

Quadro NVS 420

Graphics Card

Apr 2021

Release Date

Jan 2009

Quadro Ampere

Generation

Quadro NVS

Professional

Type

Professional

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

735 MHz

Base Clock

-

1560 MHz

Boost Clock

-

1750 MHz

Memory Clock

700 MHz

Memory

16GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

64bit

448.0GB/s

Bandwidth

11.20GB/s

Render Config

48

SM Count

1

-

Compute Units

-

6144

Shading Units

8

192

TMUs

4

96

ROPs

4

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

-

4 MB

L2 Cache

16 KB

Theoretical Performance

149.8 GPixel/s

Pixel Rate

2.200 GPixel/s

299.5 GTexel/s

Texture Rate

2.200 GTexel/s

19.17 TFLOPS

FP16 (half)

-

19.17 TFLOPS

FP32 (float)

22.40 GFLOPS

299.5 GFLOPS

FP64 (double)

-

Graphics Processor

GA104

GPU Name

G98

GA104-875-A1

GPU Variant

-

Ampere

Architecture

Tesla

Samsung

Foundry

TSMC

8 nm

Process Size

65 nm

17.4 billion

Transistors

0.21 billion

392 mm²

Die Size

86 mm²

Board Design

140W

TDP

40W

300 W

Suggested PSU

200 W

4x DisplayPort 1.4a

Outputs

1x VHDCI

1x 6-pin

Power Connectors

None

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

8.6

CUDA

1.1

6.7

Shader Model

4.0

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