NVIDIA GeForce RTX 2060 Max Q Refresh vs NVIDIA GeForce GT 640M LE

VS

NVIDIA GeForce RTX 2060 Max Q Refresh NVIDIA GeForce GT 640M LE

We compared two Mobile platform GPUs: 6GB VRAM GeForce RTX 2060 Max Q Refresh and 2GB VRAM GeForce GT 640M LE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2060 Max Q Refresh 's Advantages

Released 6 years and 8 months late

Boost Clock1200MHz

More VRAM (6GB vs 2GB)

Larger VRAM bandwidth (259.8GB/s vs 50.24GB/s)

1824 additional rendering cores

NVIDIA GeForce GT 640M LE 's Advantages

Lower TDP (32W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 2060 Max Q Refresh +1494%

4.608 TFLOPS

GeForce GT 640M LE

0.289 TFLOPS

GeForce RTX 2060 Max Q Refresh

VS

GeForce GT 640M LE

Graphics Card

Jan 2019

Release Date

May 2012

GeForce 20 Mobile

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

960 MHz

Base Clock

-

1200 MHz

Boost Clock

-

1353 MHz

Memory Clock

785 MHz

Memory

6GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

128bit

259.8GB/s

Bandwidth

50.24GB/s

Render Config

30

SM Count

2

-

Compute Units

-

1920

Shading Units

96

120

TMUs

16

48

ROPs

4

240

Tensor Cores

-

30

RT Cores

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

3 MB

L2 Cache

256 KB

Theoretical Performance

57.60 GPixel/s

Pixel Rate

3.012 GPixel/s

144.0 GTexel/s

Texture Rate

12.05 GTexel/s

9.216 TFLOPS

FP16 (half)

-

4.608 TFLOPS

FP32 (float)

289.0 GFLOPS

144.0 GFLOPS

FP64 (double)

24.08 GFLOPS

Graphics Processor

TU106B

GPU Name

GF108

-

GPU Variant

-

Turing

Architecture

Fermi

TSMC

Foundry

TSMC

12 nm

Process Size

40 nm

10.8 billion

Transistors

0.585 billion

445 mm²

Die Size

116 mm²

Board Design

115W

TDP

32W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

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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