NVIDIA GeForce RTX 4070 Mobile vs NVIDIA GeForce GTX 660M Mac Edition

VS

NVIDIA GeForce RTX 4070 Mobile

NVIDIA GeForce GTX 660M Mac Edition

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 4070 Mobile and 512MB VRAM GeForce GTX 660M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4070 Mobile 's Advantages

Released 9 years and 9 months late

Boost Clock1695MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (256.0GB/s vs 80.00GB/s)

4224 additional rendering cores

NVIDIA GeForce GTX 660M Mac Edition 's Advantages

Lower TDP (50W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 4070 Mobile +2039%

15.62 TFLOPS

GeForce GTX 660M Mac Edition

0.73 TFLOPS

GeForce RTX 4070 Mobile

VS

GeForce GTX 660M Mac Edition

Graphics Card

Jan 2023

Release Date

Apr 2013

GeForce 40 Mobile

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1395 MHz

Base Clock

-

1695 MHz

Boost Clock

-

2000 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

128bit

256.0GB/s

Bandwidth

80.00GB/s

Render Config

-

36

SM Count

-

4608

Shading Units

384

144

TMUs

32

48

ROPs

16

144

Tensor Cores

-

36

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per SMX)

32 MB

L2 Cache

256 KB

-

Theoretical Performance

81.36 GPixel/s

Pixel Rate

7.600 GPixel/s

244.1 GTexel/s

Texture Rate

30.40 GTexel/s

15.62 TFLOPS

FP16 (half)

-

15.62 TFLOPS

FP32 (float)

729.6 GFLOPS

244.1 GFLOPS

FP64 (double)

30.40 GFLOPS

Board Design

115W

TDP

50W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

AD106

GPU Name

GK107

GN21-X6

GPU Variant

-

Ada Lovelace

Architecture

Kepler

TSMC

Foundry

TSMC

4 nm

Process Size

28 nm

Unknown

Transistors

1.27 billion

190 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

8.9

CUDA

3.0

6.7

Shader Model

5.1

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