NVIDIA GeForce RTX 3080 Ti Max Q vs NVIDIA GeForce GT 640M Mac Edition

VS

NVIDIA GeForce RTX 3080 Ti Max Q

NVIDIA GeForce GT 640M Mac Edition

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Ti Max Q and 512MB VRAM GeForce GT 640M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti Max Q 's Advantages

Released 8 years and 11 months late

Boost Clock1125MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (384.0GB/s vs 40.00GB/s)

7040 additional rendering cores

NVIDIA GeForce GT 640M Mac Edition 's Advantages

Lower TDP (32W vs 80W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti Max Q +2819%

16.7 TFLOPS

GeForce GT 640M Mac Edition

0.572 TFLOPS

GeForce RTX 3080 Ti Max Q

VS

GeForce GT 640M Mac Edition

Graphics Card

Jan 2022

Release Date

Feb 2013

GeForce 30 Mobile

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

585 MHz

Base Clock

-

1125 MHz

Boost Clock

-

1500 MHz

Memory Clock

1250 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

64bit

384.0GB/s

Bandwidth

40.00GB/s

Render Config

-

58

SM Count

-

7424

Shading Units

384

232

TMUs

32

96

ROPs

8

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

128 KB

-

Theoretical Performance

108.0 GPixel/s

Pixel Rate

5.960 GPixel/s

261.0 GTexel/s

Texture Rate

23.84 GTexel/s

16.70 TFLOPS

FP16 (half)

-

16.70 TFLOPS

FP32 (float)

572.2 GFLOPS

261.0 GFLOPS

FP64 (double)

23.84 GFLOPS

Board Design

80W

TDP

32W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GA103S

GPU Name

GK107

GN20-E8-A1

GPU Variant

N13P-GS

Ampere

Architecture

Kepler

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

Unknown

Transistors

1.27 billion

496 mm²

Die Size

118 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

8.6

CUDA

3.0

6.5

Shader Model

5.1

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