NVIDIA GeForce RTX 2070 Max Q Refresh vs NVIDIA GeForce 945A

VS

NVIDIA GeForce RTX 2070 Max Q Refresh

NVIDIA GeForce 945A

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2070 Max Q Refresh and 1024MB VRAM GeForce 945A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2070 Max Q Refresh 's Advantages

Released 5 years late

More VRAM (8GB vs 1024GB)

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

1920 additional rendering cores

NVIDIA GeForce 945A 's Advantages

Boost Clock has increased by 6% (1189MHz vs 1125MHz)

Lower TDP (33W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 2070 Max Q Refresh +467%

5.184 TFLOPS

GeForce 945A

0.913 TFLOPS

GeForce RTX 2070 Max Q Refresh

VS

GeForce 945A

Graphics Card

Mar 2020

Release Date

Mar 2015

GeForce 20 Mobile

Generation

GeForce 900A

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

900 MHz

Base Clock

1006 MHz

1125 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

-

36

SM Count

-

2304

Shading Units

384

144

TMUs

24

64

ROPs

8

288

Tensor Cores

-

36

RT Cores

-

64 KB (per SM)

L1 Cache

64 KB (per SMM)

4 MB

L2 Cache

1024 KB

-

Theoretical Performance

72.00 GPixel/s

Pixel Rate

9.512 GPixel/s

162.0 GTexel/s

Texture Rate

28.54 GTexel/s

10.37 TFLOPS

FP16 (half)

-

5.184 TFLOPS

FP32 (float)

913.2 GFLOPS

162.0 GFLOPS

FP64 (double)

28.54 GFLOPS

Board Design

115W

TDP

33W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

TU106B

GPU Name

GM108

-

Turing

Architecture

Maxwell

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

10.8 billion

Transistors

Unknown

445 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

7.5

CUDA

5.0

6.6

Shader Model

5.1

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