NVIDIA GeForce RTX 4090 Ti vs NVIDIA GeForce GT 420 OEM

VS

NVIDIA GeForce RTX 4090 Ti

NVIDIA GeForce GT 420 OEM

We compared two Desktop platform GPUs: 24GB VRAM GeForce RTX 4090 Ti and 1024MB VRAM GeForce GT 420 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4090 Ti 's Advantages

Boost Clock2565MHz

More VRAM (24GB vs 1024GB)

Larger VRAM bandwidth (1152GB/s vs 28.80GB/s)

18128 additional rendering cores

NVIDIA GeForce GT 420 OEM 's Advantages

Lower TDP (50W vs 600W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 Ti +69482%

93.24 TFLOPS

GeForce GT 420 OEM

0.134 TFLOPS

GeForce RTX 4090 Ti

VS

GeForce GT 420 OEM

Graphics Card

Unknown

Release Date

Sep 2010

GeForce 40

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2325 MHz

Base Clock

-

2565 MHz

Boost Clock

-

1500 MHz

Memory Clock

900 MHz

Memory

24GB

Memory Size

1024MB

GDDR6X

Memory Type

DDR3

384bit

Memory Bus

128bit

1152GB/s

Bandwidth

28.80GB/s

Render Config

-

142

SM Count

1

18176

Shading Units

48

568

TMUs

4

192

ROPs

4

568

Tensor Cores

-

142

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SM)

96 MB

L2 Cache

256 KB

-

Theoretical Performance

492.5 GPixel/s

Pixel Rate

1.400 GPixel/s

1457 GTexel/s

Texture Rate

2.800 GTexel/s

93.24 TFLOPS

FP16 (half)

-

93.24 TFLOPS

FP32 (float)

134.4 GFLOPS

1457 GFLOPS

FP64 (double)

11.20 GFLOPS

Board Design

600W

TDP

50W

1000 W

Suggested PSU

250 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 16-pin

Power Connectors

None

Graphics Processor

AD102

GPU Name

GF108

AD102-400-A1

GPU Variant

GF108-200-A1

Ada Lovelace

Architecture

Fermi

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

76.3 billion

Transistors

0.585 billion

609 mm²

Die Size

116 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

8.9

CUDA

2.1

6.7

Shader Model

5.1

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