AMD Radeon R9 M395X vs NVIDIA GeForce GTX 680M

VS

AMD Radeon R9 M395X NVIDIA GeForce GTX 680M

We compared two Mobile platform GPUs: 8GB VRAM Radeon R9 M395X and 4GB VRAM GeForce GTX 680M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M395X 's Advantages

Released 2 years and 11 months late

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (160.0GB/s vs 115.2GB/s)

704 additional rendering cores

Lower TDP (75W vs 100W)

NVIDIA GeForce GTX 680M 's Advantages

Boost Clock758MHz

Score

Benchmark

FP32 (float)

Radeon R9 M395X +45%

2.961 TFLOPS

GeForce GTX 680M

2.038 TFLOPS

Radeon R9 M395X

VS

GeForce GTX 680M

Graphics Card

May 2015

Release Date

Jun 2012

Crystal System

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

719 MHz

-

Boost Clock

758 MHz

1250 MHz

Memory Clock

900 MHz

Memory

8GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

115.2GB/s

Render Config

-

SM Count

-

32

Compute Units

-

2048

Shading Units

1344

128

TMUs

112

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

Theoretical Performance

23.14 GPixel/s

Pixel Rate

21.22 GPixel/s

92.54 GTexel/s

Texture Rate

84.90 GTexel/s

2.961 TFLOPS

FP16 (half)

-

2.961 TFLOPS

FP32 (float)

2.038 TFLOPS

185.1 GFLOPS

FP64 (double)

84.90 GFLOPS

Graphics Processor

Amethyst

GPU Name

GK104

Amethyst XT

GPU Variant

N13E-GTX-A2

GCN 3.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5 billion

Transistors

3.54 billion

366 mm²

Die Size

294 mm²

Board Design

75W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

6.3

Shader Model

5.1

Related GPU Comparisons

1

NVIDIA GeForce RTX 3050 Mobile vs AMD Radeon R9 M395X

2

NVIDIA GeForce GTX 950M vs AMD Radeon R9 M395X

3

AMD Radeon R9 M395X vs NVIDIA GeForce 610

4

NVIDIA GeForce RTX 3080 Ti Mobile vs AMD Radeon R9 M395X

5

AMD Radeon R9 M395X vs ATI Mobility Radeon HD 4860

6

AMD Radeon R9 M395X vs AMD Radeon HD 6630M Mac Edition

7

AMD Radeon R9 M395X vs AMD Radeon R9 M380

8

AMD Radeon R9 M395X vs AMD Radeon R7 M370

9

AMD Radeon R9 M395X vs AMD Radeon RX 560 Mobile

10

AMD Radeon R9 M395X vs ATI Mobility Radeon HD 3650