NVIDIA GeForce GTX 675MX vs NVIDIA GeForce GT 650M

VS

NVIDIA GeForce GTX 675MX

NVIDIA GeForce GT 650M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 675MX and 1024MB VRAM GeForce GT 650M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 675MX 's Advantages

Released 7 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (115.2GB/s vs 28.80GB/s)

576 additional rendering cores

NVIDIA GeForce GT 650M 's Advantages

Boost Clock950MHz

Lower TDP (45W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 675MX +72%

1.256 TFLOPS

GeForce GT 650M

0.73 TFLOPS

GeForce GTX 675MX

VS

GeForce GT 650M

Graphics Card

Oct 2012

Release Date

Mar 2012

GeForce 600M

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

835 MHz

-

Boost Clock

950 MHz

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

28.80GB/s

Render Config

-

960

Shading Units

384

80

TMUs

32

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

13.08 GPixel/s

Pixel Rate

7.600 GPixel/s

52.32 GTexel/s

Texture Rate

30.40 GTexel/s

-

1256 GFLOPS

FP32 (float)

729.6 GFLOPS

52.32 GFLOPS

FP64 (double)

30.40 GFLOPS

Board Design

100W

TDP

45W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GK104

GPU Name

GK107

N13E-GSR-A2

GPU Variant

N13P-GT-A2

Kepler

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

1.27 billion

294 mm²

Die Size

118 mm²

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

3.0

5.1

Shader Model

5.1

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