NVIDIA GeForce GTX 660M Mac Edition vs NVIDIA GeForce RTX 3070 Mobile

VS

NVIDIA GeForce GTX 660M Mac Edition NVIDIA GeForce RTX 3070 Mobile

We compared two Mobile platform GPUs: 512MB VRAM GeForce GTX 660M Mac Edition and 8GB VRAM GeForce RTX 3070 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 660M Mac Edition 's Advantages

Lower TDP (50W vs 115W)

NVIDIA GeForce RTX 3070 Mobile 's Advantages

Released 7 years and 9 months late

Boost Clock1560MHz

Larger VRAM bandwidth (448.0GB/s vs 80.00GB/s)

4736 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 660M Mac Edition

0.73 TFLOPS

GeForce RTX 3070 Mobile +2087%

15.97 TFLOPS

GeForce GTX 660M Mac Edition

VS

GeForce RTX 3070 Mobile

Graphics Card

Apr 2013

Release Date

Jan 2021

GeForce 600M

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1110 MHz

-

Boost Clock

1560 MHz

1250 MHz

Memory Clock

1750 MHz

Memory

512MB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

80.00GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

40

-

Compute Units

-

384

Shading Units

5120

32

TMUs

160

16

ROPs

80

-

Tensor Cores

160

-

RT Cores

40

16 KB (per SMX)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

4 MB

Theoretical Performance

7.600 GPixel/s

Pixel Rate

124.8 GPixel/s

30.40 GTexel/s

Texture Rate

249.6 GTexel/s

-

FP16 (half)

15.97 TFLOPS

729.6 GFLOPS

FP32 (float)

15.97 TFLOPS

30.40 GFLOPS

FP64 (double)

249.6 GFLOPS

Graphics Processor

GK107

GPU Name

GA104

-

GPU Variant

GA104-770-A1

Kepler

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

1.27 billion

Transistors

17.4 billion

118 mm²

Die Size

392 mm²

Board Design

50W

TDP

115W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

8.6

5.1

Shader Model

6.6

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