NVIDIA GeForce GTX 670MX vs NVIDIA GeForce GTX 850M

VS

NVIDIA GeForce GTX 670MX NVIDIA GeForce GTX 850M

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 670MX and 2GB VRAM GeForce GTX 850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 670MX 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (67.20GB/s vs 32.03GB/s)

320 additional rendering cores

NVIDIA GeForce GTX 850M 's Advantages

Released 1 years and 5 months late

Lower TDP (45W vs 75W)

Score

Benchmark

FP32 (float)

GeForce GTX 670MX

1.154 TFLOPS

GeForce GTX 850M

1.155 TFLOPS

GeForce GTX 670MX

VS

GeForce GTX 850M

Graphics Card

Oct 2012

Release Date

Mar 2014

GeForce 600M

Generation

GeForce 800M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

700 MHz

Memory Clock

1001 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

192bit

Memory Bus

128bit

67.20GB/s

Bandwidth

32.03GB/s

Render Config

-

SM Count

-

Compute Units

-

960

Shading Units

640

80

TMUs

40

24

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

384 KB

L2 Cache

2 MB

Theoretical Performance

12.02 GPixel/s

Pixel Rate

14.43 GPixel/s

48.08 GTexel/s

Texture Rate

36.08 GTexel/s

-

FP16 (half)

-

1154 GFLOPS

FP32 (float)

1155 GFLOPS

48.08 GFLOPS

FP64 (double)

36.08 GFLOPS

Graphics Processor

GK104

GPU Name

GM107

N13E-GR-A2

GPU Variant

N15P-GT-A1

Kepler

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

1.87 billion

294 mm²

Die Size

148 mm²

Board Design

75W

TDP

45W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.1

Vulkan

1.3

3.0

CUDA

5.0

5.1

Shader Model

5.1

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