NVIDIA GeForce GTX 670M vs AMD Radeon R9 M395X

VS

NVIDIA GeForce GTX 670M

AMD Radeon R9 M395X

We compared two Mobile platform GPUs: 1536MB VRAM GeForce GTX 670M and 8GB VRAM Radeon R9 M395X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M395X 's Advantages

Released 3 years and 2 months late

More VRAM (8GB vs 1536GB)

Larger VRAM bandwidth (160.0GB/s vs 72.00GB/s)

1712 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 670M

0.804 TFLOPS

Radeon R9 M395X +268%

2.961 TFLOPS

GeForce GTX 670M

VS

Radeon R9 M395X

Graphics Card

Mar 2012

Release Date

May 2015

GeForce 600M

Generation

Crystal System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

750 MHz

Memory Clock

1250 MHz

Memory

1536MB

Memory Size

8GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

256bit

72.00GB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

32

7

SM Count

-

336

Shading Units

2048

56

TMUs

128

24

ROPs

32

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

384 KB

L2 Cache

512 KB

-

Theoretical Performance

8.372 GPixel/s

Pixel Rate

23.14 GPixel/s

33.49 GTexel/s

Texture Rate

92.54 GTexel/s

-

FP16 (half)

2.961 TFLOPS

803.7 GFLOPS

FP32 (float)

2.961 TFLOPS

66.98 GFLOPS

FP64 (double)

185.1 GFLOPS

Board Design

75W

TDP

75W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GF114

GPU Name

Amethyst

N13E-GS1-LP-A1

GPU Variant

Amethyst XT

Fermi 2.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.95 billion

Transistors

5 billion

332 mm²

Die Size

366 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

6.3

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