NVIDIA GeForce GTX 675MX vs NVIDIA GeForce 805A

VS

NVIDIA GeForce GTX 675MX

NVIDIA GeForce 805A

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 675MX and 1024MB VRAM GeForce 805A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 675MX 's Advantages

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (115.2GB/s vs 16.02GB/s)

768 additional rendering cores

NVIDIA GeForce 805A 's Advantages

Released 1 years and 9 months late

Boost Clock758MHz

Lower TDP (15W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 675MX +331%

1.256 TFLOPS

GeForce 805A

0.291 TFLOPS

GeForce GTX 675MX

VS

GeForce 805A

Graphics Card

Oct 2012

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

900 MHz

Memory Clock

1001 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

115.2GB/s

Bandwidth

16.02GB/s

Render Config

-

960

Shading Units

192

80

TMUs

16

32

ROPs

8

-

16 KB (per SMX)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

13.08 GPixel/s

Pixel Rate

6.064 GPixel/s

52.32 GTexel/s

Texture Rate

12.13 GTexel/s

-

1256 GFLOPS

FP32 (float)

291.1 GFLOPS

52.32 GFLOPS

FP64 (double)

12.13 GFLOPS

Board Design

100W

TDP

15W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GK104

GPU Name

GK208

N13E-GSR-A2

GPU Variant

-

Kepler

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

1.02 billion

294 mm²

Die Size

87 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

3.5

5.1

Shader Model

5.1

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