NVIDIA GeForce GTX 965M vs NVIDIA GeForce 945A

VS

NVIDIA GeForce GTX 965M

NVIDIA GeForce 945A

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 965M and 1024MB VRAM GeForce 945A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 965M 's Advantages

Released 10 months late

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (80.19GB/s vs 40.10GB/s)

640 additional rendering cores

NVIDIA GeForce 945A 's Advantages

Boost Clock has increased by 3% (1189MHz vs 1150MHz)

Score

Benchmark

FP32 (float)

GeForce GTX 965M +157%

2.355 TFLOPS

GeForce 945A

0.913 TFLOPS

GeForce GTX 965M

VS

GeForce 945A

Graphics Card

Jan 2016

Release Date

Mar 2015

GeForce 900M

Generation

GeForce 900A

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

935 MHz

Base Clock

1006 MHz

1150 MHz

Boost Clock

1189 MHz

1253 MHz

Memory Clock

1253 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

64bit

80.19GB/s

Bandwidth

40.10GB/s

Render Config

-

1024

Shading Units

384

64

TMUs

24

32

ROPs

8

-

48 KB (per SMM)

L1 Cache

64 KB (per SMM)

1024 KB

L2 Cache

1024 KB

-

Theoretical Performance

36.80 GPixel/s

Pixel Rate

9.512 GPixel/s

73.60 GTexel/s

Texture Rate

28.54 GTexel/s

-

2.355 TFLOPS

FP32 (float)

913.2 GFLOPS

73.60 GFLOPS

FP64 (double)

28.54 GFLOPS

Board Design

Unknown

TDP

33W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM206S

GPU Name

GM108

N16E-GR-A1

GPU Variant

-

Maxwell 2.0

Architecture

Maxwell

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.94 billion

Transistors

Unknown

228 mm²

Die Size

Unknown

Graphics Features

12 (12_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

5.2

CUDA

5.0

6.7

Shader Model

5.1

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