NVIDIA GeForce GTX 850M vs NVIDIA GeForce GTX 950M

VS

NVIDIA GeForce GTX 850M

NVIDIA GeForce GTX 950M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 850M and 4GB VRAM GeForce GTX 950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 850M 's Advantages

Larger VRAM bandwidth (32.03GB/s vs 28.80GB/s)

Lower TDP (45W vs 75W)

NVIDIA GeForce GTX 950M 's Advantages

Released 1 years late

Boost Clock1124MHz

More VRAM (4GB vs 2GB)

Score

Benchmark

FP32 (float)

GeForce GTX 850M

1.155 TFLOPS

GeForce GTX 950M +24%

1.439 TFLOPS

OctaneBench

GeForce GTX 850M

22

GeForce GTX 950M +22%

27

GeForce GTX 850M

VS

GeForce GTX 950M

Graphics Card

Mar 2014

Release Date

Mar 2015

GeForce 800M

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

993 MHz

-

Boost Clock

1124 MHz

1001 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

DDR3

128bit

Memory Bus

128bit

32.03GB/s

Bandwidth

28.80GB/s

Render Config

-

640

Shading Units

640

40

TMUs

40

16

ROPs

16

-

64 KB (per SMM)

L1 Cache

64 KB (per SMM)

2 MB

L2 Cache

2 MB

-

Theoretical Performance

14.43 GPixel/s

Pixel Rate

17.98 GPixel/s

36.08 GTexel/s

Texture Rate

44.96 GTexel/s

-

1155 GFLOPS

FP32 (float)

1439 GFLOPS

36.08 GFLOPS

FP64 (double)

44.96 GFLOPS

Board Design

45W

TDP

75W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM107

GPU Name

GM107

N15P-GT-A1

GPU Variant

N16P-GT

Maxwell

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.87 billion

Transistors

1.87 billion

148 mm²

Die Size

148 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

5.0

CUDA

5.0

5.1

Shader Model

5.1

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