NVIDIA GeForce GTX 660M Mac Edition vs NVIDIA GeForce 810A

VS

NVIDIA GeForce GTX 660M Mac Edition NVIDIA GeForce 810A

We compared two Mobile platform GPUs: 512MB VRAM GeForce GTX 660M Mac Edition and 2GB VRAM GeForce 810A 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

Larger VRAM bandwidth (80.00GB/s vs 14.40GB/s)

192 additional rendering cores

NVIDIA GeForce 810A 's Advantages

Released 1 years and 3 months late

Boost Clock758MHz

Lower TDP (15W vs 50W)

Score

Benchmark

FP32 (float)

GeForce GTX 660M Mac Edition +150%

0.73 TFLOPS

GeForce 810A

0.291 TFLOPS

GeForce GTX 660M Mac Edition

VS

GeForce 810A

Graphics Card

Apr 2013

Release Date

Jul 2014

GeForce 600M

Generation

GeForce 800A

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

719 MHz

-

Boost Clock

758 MHz

1250 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

80.00GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

Compute Units

-

384

Shading Units

192

32

TMUs

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

512 KB

Theoretical Performance

7.600 GPixel/s

Pixel Rate

6.064 GPixel/s

30.40 GTexel/s

Texture Rate

12.13 GTexel/s

-

FP16 (half)

-

729.6 GFLOPS

FP32 (float)

291.1 GFLOPS

30.40 GFLOPS

FP64 (double)

12.13 GFLOPS

Graphics Processor

GK107

GPU Name

GK208

-

GPU Variant

-

Kepler

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.27 billion

Transistors

1.02 billion

118 mm²

Die Size

87 mm²

Board Design

50W

TDP

15W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.1

3.0

CUDA

3.5

5.1

Shader Model

5.1

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