NVIDIA GeForce GTX 970M vs NVIDIA GeForce 405M

VS

NVIDIA GeForce GTX 970M

NVIDIA GeForce 405M

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 970M and 512MB VRAM GeForce 405M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 970M 's Advantages

Released 3 years and 9 months late

Boost Clock1038MHz

More VRAM (3GB vs 512GB)

Larger VRAM bandwidth (120.3GB/s vs 12.80GB/s)

1264 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 970M +6712%

2.657 TFLOPS

GeForce 405M

0.039 TFLOPS

GeForce GTX 970M

VS

GeForce 405M

Graphics Card

Oct 2014

Release Date

Jan 2011

GeForce 900M

Generation

GeForce 400M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

924 MHz

Base Clock

-

1038 MHz

Boost Clock

-

1253 MHz

Memory Clock

800 MHz

Memory

3GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

192bit

Memory Bus

64bit

120.3GB/s

Bandwidth

12.80GB/s

Render Config

-

SM Count

2

1280

Shading Units

16

80

TMUs

8

48

ROPs

4

-

48 KB (per SMM)

L1 Cache

-

1536 KB

L2 Cache

32 KB

-

Theoretical Performance

49.82 GPixel/s

Pixel Rate

2.424 GPixel/s

83.04 GTexel/s

Texture Rate

4.848 GTexel/s

-

2.657 TFLOPS

FP32 (float)

38.78 GFLOPS

83.04 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

14W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GM204

GPU Name

GT218

N16E-GT-A2

GPU Variant

-

Maxwell 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

5.2 billion

Transistors

0.26 billion

398 mm²

Die Size

57 mm²

Graphics Features

12 (12_1)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

5.2

CUDA

1.2

6.7 (6.4)

Shader Model

4.1

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