NVIDIA GeForce RTX 2070 Mobile Refresh vs NVIDIA GeForce GTX 660M Mac Edition

VS

NVIDIA GeForce RTX 2070 Mobile Refresh NVIDIA GeForce GTX 660M Mac Edition

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2070 Mobile Refresh 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 2070 Mobile Refresh 's Advantages

Released 6 years and 11 months late

Boost Clock1455MHz

Larger VRAM bandwidth (352.0GB/s vs 80.00GB/s)

1920 additional rendering cores

NVIDIA GeForce GTX 660M Mac Edition 's Advantages

Lower TDP (50W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 2070 Mobile Refresh +818%

6.705 TFLOPS

GeForce GTX 660M Mac Edition

0.73 TFLOPS

GeForce RTX 2070 Mobile Refresh

VS

GeForce GTX 660M Mac Edition

Graphics Card

Mar 2020

Release Date

Apr 2013

GeForce 20 Mobile

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1260 MHz

Base Clock

-

1455 MHz

Boost Clock

-

1375 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

352.0GB/s

Bandwidth

80.00GB/s

Render Config

36

SM Count

-

Compute Units

-

2304

Shading Units

384

144

TMUs

32

64

ROPs

16

288

Tensor Cores

-

36

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

4 MB

L2 Cache

256 KB

Theoretical Performance

93.12 GPixel/s

Pixel Rate

7.600 GPixel/s

209.5 GTexel/s

Texture Rate

30.40 GTexel/s

13.41 TFLOPS

FP16 (half)

-

6.705 TFLOPS

FP32 (float)

729.6 GFLOPS

209.5 GFLOPS

FP64 (double)

30.40 GFLOPS

Graphics Processor

TU106B

GPU Name

GK107

-

GPU Variant

-

Turing

Architecture

Kepler

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

10.8 billion

Transistors

1.27 billion

445 mm²

Die Size

118 mm²

Board Design

115W

TDP

50W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

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

7.5

CUDA

3.0

6.6

Shader Model

5.1

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