NVIDIA GeForce GTX 870M vs NVIDIA GeForce GTX 950A

VS

NVIDIA GeForce GTX 870M

NVIDIA GeForce GTX 950A

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 870M and 2GB VRAM GeForce GTX 950A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 870M 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (120.0GB/s vs 32.03GB/s)

704 additional rendering cores

NVIDIA GeForce GTX 950A 's Advantages

Released 1 years late

Boost Clock has increased by 16% (1124MHz vs 967MHz)

Lower TDP (75W vs 100W)

Score

Benchmark

FP32 (float)

GeForce GTX 870M +80%

2.599 TFLOPS

GeForce GTX 950A

1.439 TFLOPS

GeForce GTX 870M

VS

GeForce GTX 950A

Graphics Card

Mar 2014

Release Date

Mar 2015

GeForce 800M

Generation

GeForce 900A

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

941 MHz

Base Clock

993 MHz

967 MHz

Boost Clock

1124 MHz

1250 MHz

Memory Clock

1001 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

192bit

Memory Bus

128bit

120.0GB/s

Bandwidth

32.03GB/s

Render Config

-

1344

Shading Units

640

112

TMUs

40

24

ROPs

16

-

16 KB (per SMX)

L1 Cache

64 KB (per SMM)

384 KB

L2 Cache

2 MB

-

Theoretical Performance

27.08 GPixel/s

Pixel Rate

17.98 GPixel/s

108.3 GTexel/s

Texture Rate

44.96 GTexel/s

-

2.599 TFLOPS

FP32 (float)

1439 GFLOPS

108.3 GFLOPS

FP64 (double)

44.96 GFLOPS

Board Design

100W

TDP

75W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GK104

GPU Name

GM107

N15E-GT-A2

GPU Variant

N16P-GT

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

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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