NVIDIA GeForce GT 640M LE vs NVIDIA GeForce RTX 2080 SUPER Max Q

VS

NVIDIA GeForce GT 640M LE NVIDIA GeForce RTX 2080 SUPER Max Q

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 640M LE and 8GB VRAM GeForce RTX 2080 SUPER Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640M LE 's Advantages

Lower TDP (32W vs 80W)

NVIDIA GeForce RTX 2080 SUPER Max Q 's Advantages

Released 7 years and 11 months late

Boost Clock975MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (352.0GB/s vs 50.24GB/s)

2976 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640M LE

0.289 TFLOPS

GeForce RTX 2080 SUPER Max Q +1972%

5.99 TFLOPS

GeForce GT 640M LE

VS

GeForce RTX 2080 SUPER Max Q

Graphics Card

May 2012

Release Date

Apr 2020

GeForce 600M

Generation

GeForce 20 Mobile

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

735 MHz

-

Boost Clock

975 MHz

785 MHz

Memory Clock

1375 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

50.24GB/s

Bandwidth

352.0GB/s

Render Config

2

SM Count

48

-

Compute Units

-

96

Shading Units

3072

16

TMUs

192

4

ROPs

64

-

Tensor Cores

384

-

RT Cores

48

64 KB (per SM)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

4 MB

Theoretical Performance

3.012 GPixel/s

Pixel Rate

62.40 GPixel/s

12.05 GTexel/s

Texture Rate

187.2 GTexel/s

-

FP16 (half)

11.98 TFLOPS

289.0 GFLOPS

FP32 (float)

5.990 TFLOPS

24.08 GFLOPS

FP64 (double)

187.2 GFLOPS

Graphics Processor

GF108

GPU Name

TU104

-

GPU Variant

N18E-G3R

Fermi

Architecture

Turing

TSMC

Foundry

TSMC

40 nm

Process Size

12 nm

0.585 billion

Transistors

13.6 billion

116 mm²

Die Size

545 mm²

Board Design

32W

TDP

80W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

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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