NVIDIA RTX A4000 Max-Q vs NVIDIA GeForce 945A

VS

NVIDIA RTX A4000 Max-Q

NVIDIA GeForce 945A

We compared two Mobile platform GPUs: 8GB VRAM RTX A4000 Max Q and 1024MB VRAM GeForce 945A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A4000 Max-Q 's Advantages

Released 6 years and 1 months late

Boost Clock has increased by 17% (1395MHz vs 1189MHz)

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (352.0GB/s vs 40.10GB/s)

4736 additional rendering cores

NVIDIA GeForce 945A 's Advantages

Lower TDP (33W vs 80W)

Score

Benchmark

FP32 (float)

RTX A4000 Max Q +1464%

14.28 TFLOPS

GeForce 945A

0.913 TFLOPS

RTX A4000 Max Q

VS

GeForce 945A

Graphics Card

Apr 2021

Release Date

Mar 2015

Quadro Ampere-M

Generation

GeForce 900A

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

780 MHz

Base Clock

1006 MHz

1395 MHz

Boost Clock

1189 MHz

1375 MHz

Memory Clock

1253 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

64bit

352.0GB/s

Bandwidth

40.10GB/s

Render Config

-

40

SM Count

-

5120

Shading Units

384

160

TMUs

24

80

ROPs

8

160

Tensor Cores

-

40

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SMM)

4 MB

L2 Cache

1024 KB

-

Theoretical Performance

111.6 GPixel/s

Pixel Rate

9.512 GPixel/s

223.2 GTexel/s

Texture Rate

28.54 GTexel/s

14.28 TFLOPS

FP16 (half)

-

14.28 TFLOPS

FP32 (float)

913.2 GFLOPS

223.2 GFLOPS

FP64 (double)

28.54 GFLOPS

Board Design

80W

TDP

33W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GA104

GPU Name

GM108

-

Ampere

Architecture

Maxwell

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17.4 billion

Transistors

Unknown

392 mm²

Die Size

Unknown

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.6

CUDA

5.0

6.7

Shader Model

5.1

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