NVIDIA RTX A4000H vs NVIDIA GeForce GT 620 OEM

VS

NVIDIA RTX A4000H

NVIDIA GeForce GT 620 OEM

We compared two Desktop platform GPUs: 16GB VRAM RTX A4000H and 512MB VRAM GeForce GT 620 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000H 's Advantages

Released 9 years late

Boost Clock1560MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (448.0GB/s vs 14.37GB/s)

6096 additional rendering cores

NVIDIA GeForce GT 620 OEM 's Advantages

Lower TDP (30W vs 140W)

Score

Benchmark

FP32 (float)

RTX A4000H +12188%

19.17 TFLOPS

GeForce GT 620 OEM

0.156 TFLOPS

RTX A4000H

VS

GeForce GT 620 OEM

Graphics Card

Apr 2021

Release Date

Apr 2012

Quadro Ampere

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

735 MHz

Base Clock

-

1560 MHz

Boost Clock

-

1750 MHz

Memory Clock

898 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

64bit

448.0GB/s

Bandwidth

14.37GB/s

Render Config

-

48

SM Count

1

6144

Shading Units

48

192

TMUs

8

96

ROPs

4

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SM)

4 MB

L2 Cache

128 KB

-

Theoretical Performance

149.8 GPixel/s

Pixel Rate

1.620 GPixel/s

299.5 GTexel/s

Texture Rate

6.480 GTexel/s

19.17 TFLOPS

FP16 (half)

-

19.17 TFLOPS

FP32 (float)

155.5 GFLOPS

299.5 GFLOPS

FP64 (double)

12.96 GFLOPS

Board Design

140W

TDP

30W

300 W

Suggested PSU

200 W

4x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

GA104

GPU Name

GF119

GA104-???-A1

GPU Variant

-

Ampere

Architecture

Fermi 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

17.4 billion

Transistors

0.292 billion

392 mm²

Die Size

79 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

8.6

CUDA

2.1

6.7

Shader Model

5.1

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