NVIDIA GeForce GTX 675MX vs NVIDIA GeForce 620M

VS

NVIDIA GeForce GTX 675MX

NVIDIA GeForce 620M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 675MX and 1024MB VRAM GeForce 620M 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 14.40GB/s)

864 additional rendering cores

NVIDIA GeForce 620M 's Advantages

Lower TDP (15W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 675MX +423%

1.256 TFLOPS

GeForce 620M

0.24 TFLOPS

GeForce GTX 675MX

VS

GeForce 620M

Graphics Card

Oct 2012

Release Date

Mar 2012

GeForce 600M

Generation

GeForce 600M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

115.2GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

2

960

Shading Units

96

80

TMUs

16

32

ROPs

8

-

16 KB (per SMX)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

13.08 GPixel/s

Pixel Rate

2.500 GPixel/s

52.32 GTexel/s

Texture Rate

10.00 GTexel/s

-

1256 GFLOPS

FP32 (float)

240.0 GFLOPS

52.32 GFLOPS

FP64 (double)

20.00 GFLOPS

Board Design

100W

TDP

15W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GK104

GPU Name

GF117

N13E-GSR-A2

GPU Variant

N13P-GLP

Kepler

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

0.585 billion

294 mm²

Die Size

116 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

2.1

5.1

Shader Model

5.1

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