NVIDIA GeForce RTX 2080 vs NVIDIA GeForce GT 420 OEM

VS

NVIDIA GeForce RTX 2080

NVIDIA GeForce GT 420 OEM

We compared two Desktop platform GPUs: 8GB VRAM GeForce RTX 2080 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 2080 's Advantages

Released 8 years late

Boost Clock1710MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (448.0GB/s vs 28.80GB/s)

2896 additional rendering cores

NVIDIA GeForce GT 420 OEM 's Advantages

Lower TDP (50W vs 215W)

Score

Benchmark

FP32 (float)

GeForce RTX 2080 +7414%

10.07 TFLOPS

GeForce GT 420 OEM

0.134 TFLOPS

GeForce RTX 2080

VS

GeForce GT 420 OEM

Graphics Card

Sep 2018

Release Date

Sep 2010

GeForce 20

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1515 MHz

Base Clock

-

1710 MHz

Boost Clock

-

1750 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

28.80GB/s

Render Config

-

46

SM Count

1

2944

Shading Units

48

184

TMUs

4

64

ROPs

4

368

Tensor Cores

-

46

RT Cores

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

109.4 GPixel/s

Pixel Rate

1.400 GPixel/s

314.6 GTexel/s

Texture Rate

2.800 GTexel/s

20.14 TFLOPS

FP16 (half)

-

10.07 TFLOPS

FP32 (float)

134.4 GFLOPS

314.6 GFLOPS

FP64 (double)

11.20 GFLOPS

Board Design

215W

TDP

50W

550 W

Suggested PSU

250 W

1x HDMI 2.0 3x DisplayPort 1.4a 1x USB Type-C

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

TU104

GPU Name

GF108

TU104-400A-A1

GPU Variant

GF108-200-A1

Turing

Architecture

Fermi

TSMC

Foundry

TSMC

12 nm

Process Size

40 nm

13.6 billion

Transistors

0.585 billion

545 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

7.5

CUDA

2.1

6.6

Shader Model

5.1

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