NVIDIA GeForce 945A vs NVIDIA GeForce 9800M GT

VS

NVIDIA GeForce 945A

NVIDIA GeForce 9800M GT

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 945A and 512MB VRAM GeForce 9800M GT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 945A 's Advantages

Released 6 years and 8 months late

Boost Clock1189MHz

More VRAM (1024GB vs 512GB)

288 additional rendering cores

Lower TDP (33W vs 65W)

NVIDIA GeForce 9800M GT 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 40.10GB/s)

Score

Benchmark

FP32 (float)

GeForce 945A +280%

0.913 TFLOPS

GeForce 9800M GT

0.24 TFLOPS

GeForce 945A

VS

GeForce 9800M GT

Graphics Card

Mar 2015

Release Date

Jul 2008

GeForce 900A

Generation

GeForce 9M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1006 MHz

Base Clock

-

1189 MHz

Boost Clock

-

1253 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

256bit

40.10GB/s

Bandwidth

51.20GB/s

Render Config

-

SM Count

12

384

Shading Units

96

24

TMUs

48

8

ROPs

16

-

64 KB (per SMM)

L1 Cache

-

1024 KB

L2 Cache

64 KB

-

Theoretical Performance

9.512 GPixel/s

Pixel Rate

8.000 GPixel/s

28.54 GTexel/s

Texture Rate

24.00 GTexel/s

-

913.2 GFLOPS

FP32 (float)

240.0 GFLOPS

28.54 GFLOPS

FP64 (double)

-

Board Design

33W

TDP

65W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GM108

GPU Name

G92

-

GPU Variant

NB9E-GT2

Maxwell

Architecture

Tesla

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

Unknown

Transistors

0.754 billion

Unknown

Die Size

324 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.0

CUDA

1.1

5.1

Shader Model

4.0

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