NVIDIA GeForce GTX 850A vs NVIDIA GeForce GTX 675MX

VS

NVIDIA GeForce GTX 850A

NVIDIA GeForce GTX 675MX

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850A and 2GB VRAM GeForce GTX 675MX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 850A 's Advantages

Released 1 years and 5 months late

Boost Clock936MHz

Lower TDP (45W vs 100W)

NVIDIA GeForce GTX 675MX 's Advantages

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

320 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 850A

1.198 TFLOPS

GeForce GTX 675MX +4%

1.256 TFLOPS

GeForce GTX 850A

VS

GeForce GTX 675MX

Graphics Card

Mar 2014

Release Date

Oct 2012

GeForce 800A

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

902 MHz

Base Clock

-

936 MHz

Boost Clock

-

900 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

28.80GB/s

Bandwidth

115.2GB/s

Render Config

-

640

Shading Units

960

40

TMUs

80

16

ROPs

32

-

64 KB (per SMM)

L1 Cache

16 KB (per SMX)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

14.98 GPixel/s

Pixel Rate

13.08 GPixel/s

37.44 GTexel/s

Texture Rate

52.32 GTexel/s

-

1198 GFLOPS

FP32 (float)

1256 GFLOPS

37.44 GFLOPS

FP64 (double)

52.32 GFLOPS

Board Design

45W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GM107

GPU Name

GK104

N15P-GT-A1

GPU Variant

N13E-GSR-A2

Maxwell

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

3.54 billion

148 mm²

Die Size

294 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.1

5.0

CUDA

3.0

5.1

Shader Model

5.1

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