NVIDIA GeForce GT 420M vs NVIDIA GeForce RTX 2070 Mobile Refresh

VS

NVIDIA GeForce GT 420M

NVIDIA GeForce RTX 2070 Mobile Refresh

We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 420M and 8GB VRAM GeForce RTX 2070 Mobile Refresh to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 420M 's Advantages

Lower TDP (23W vs 115W)

NVIDIA GeForce RTX 2070 Mobile Refresh 's Advantages

Released 9 years and 6 months late

Boost Clock1455MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (352.0GB/s vs 25.60GB/s)

2208 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 420M

0.192 TFLOPS

GeForce RTX 2070 Mobile Refresh +3392%

6.705 TFLOPS

GeForce GT 420M

VS

GeForce RTX 2070 Mobile Refresh

Graphics Card

Sep 2010

Release Date

Mar 2020

GeForce 400M

Generation

GeForce 20 Mobile

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1260 MHz

-

Boost Clock

1455 MHz

800 MHz

Memory Clock

1375 MHz

Memory

512MB

Memory Size

8GB

DDR3

Memory Type

GDDR6

128bit

Memory Bus

256bit

25.60GB/s

Bandwidth

352.0GB/s

Render Config

-

2

SM Count

36

96

Shading Units

2304

16

TMUs

144

4

ROPs

64

-

Tensor Cores

288

-

RT Cores

36

64 KB (per SM)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

4 MB

-

Theoretical Performance

2.000 GPixel/s

Pixel Rate

93.12 GPixel/s

8.000 GTexel/s

Texture Rate

209.5 GTexel/s

-

FP16 (half)

13.41 TFLOPS

192.0 GFLOPS

FP32 (float)

6.705 TFLOPS

16.00 GFLOPS

FP64 (double)

209.5 GFLOPS

Board Design

23W

TDP

115W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF108

GPU Name

TU106B

N11P-GE-A1

GPU Variant

-

Fermi

Architecture

Turing

TSMC

Foundry

TSMC

40 nm

Process Size

12 nm

0.585 billion

Transistors

10.8 billion

116 mm²

Die Size

445 mm²

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.3

2.1

CUDA

7.5

5.1

Shader Model

6.6

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