NVIDIA GeForce 945A vs NVIDIA GeForce GTX 950A

VS

NVIDIA GeForce 945A

NVIDIA GeForce GTX 950A

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945A 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 945A 's Advantages

Boost Clock has increased by 6% (1189MHz vs 1124MHz)

Larger VRAM bandwidth (40.10GB/s vs 32.03GB/s)

Lower TDP (33W vs 75W)

NVIDIA GeForce GTX 950A 's Advantages

More VRAM (2GB vs 1024GB)

256 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 945A

0.913 TFLOPS

GeForce GTX 950A +57%

1.439 TFLOPS

GeForce 945A

VS

GeForce GTX 950A

Graphics Card

Mar 2015

Release Date

Mar 2015

GeForce 900A

Generation

GeForce 900A

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1006 MHz

Base Clock

993 MHz

1189 MHz

Boost Clock

1124 MHz

1253 MHz

Memory Clock

1001 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

128bit

40.10GB/s

Bandwidth

32.03GB/s

Render Config

-

384

Shading Units

640

24

TMUs

40

8

ROPs

16

-

64 KB (per SMM)

L1 Cache

64 KB (per SMM)

1024 KB

L2 Cache

2 MB

-

Theoretical Performance

9.512 GPixel/s

Pixel Rate

17.98 GPixel/s

28.54 GTexel/s

Texture Rate

44.96 GTexel/s

-

913.2 GFLOPS

FP32 (float)

1439 GFLOPS

28.54 GFLOPS

FP64 (double)

44.96 GFLOPS

Board Design

33W

TDP

75W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GM108

GPU Name

GM107

-

GPU Variant

N16P-GT

Maxwell

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

Unknown

Transistors

1.87 billion

Unknown

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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