NVIDIA GeForce 945A vs NVIDIA GeForce GTX 980M

VS

NVIDIA GeForce 945A NVIDIA GeForce GTX 980M

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945A and 8GB VRAM GeForce GTX 980M 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 1127MHz)

NVIDIA GeForce GTX 980M 's Advantages

More VRAM (8GB vs 1GB)

Larger VRAM bandwidth (160.4GB/s vs 40.10GB/s)

1152 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 945A

0.913 TFLOPS

GeForce GTX 980M +279%

3.462 TFLOPS

GeForce 945A

VS

GeForce GTX 980M

Graphics Card

Mar 2015

Release Date

Oct 2014

GeForce 900A

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1006 MHz

Base Clock

1038 MHz

1189 MHz

Boost Clock

1127 MHz

1253 MHz

Memory Clock

1253 MHz

Memory

1024MB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

40.10GB/s

Bandwidth

160.4GB/s

Render Config

-

SM Count

-

Compute Units

-

384

Shading Units

1536

24

TMUs

96

8

ROPs

64

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

48 KB (per SMM)

1024 KB

L2 Cache

2 MB

Theoretical Performance

9.512 GPixel/s

Pixel Rate

72.13 GPixel/s

28.54 GTexel/s

Texture Rate

108.2 GTexel/s

-

FP16 (half)

-

913.2 GFLOPS

FP32 (float)

3.462 TFLOPS

28.54 GFLOPS

FP64 (double)

108.2 GFLOPS

Graphics Processor

GM108

GPU Name

GM204

-

GPU Variant

N16E-GX-A1

Maxwell

Architecture

Maxwell 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

Unknown

Transistors

5.2 billion

Unknown

Die Size

398 mm²

Board Design

33W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

5.0

CUDA

5.2

5.1

Shader Model

6.7 (6.4)

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