NVIDIA GeForce GTX 970M vs AMD Radeon R9 M385

VS

NVIDIA GeForce GTX 970M AMD Radeon R9 M385

We compared two Mobile platform GPUs: 3GB VRAM GeForce GTX 970M and 4GB VRAM Radeon R9 M385 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 970M 's Advantages

Boost Clock has increased by 4% (1038MHz vs 1000MHz)

Larger VRAM bandwidth (120.3GB/s vs 76.80GB/s)

384 additional rendering cores

AMD Radeon R9 M385 's Advantages

Released 7 months late

More VRAM (4GB vs 3GB)

Score

Benchmark

FP32 (float)

GeForce GTX 970M +48%

2.657 TFLOPS

Radeon R9 M385

1.792 TFLOPS

GeForce GTX 970M

VS

Radeon R9 M385

Graphics Card

Oct 2014

Release Date

May 2015

GeForce 900M

Generation

Gem System

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 3.0 x16

Clock Speeds

924 MHz

Base Clock

900 MHz

1038 MHz

Boost Clock

1000 MHz

1253 MHz

Memory Clock

1200 MHz

Memory

3GB

Memory Size

4GB

GDDR5

Memory Type

GDDR5

192bit

Memory Bus

128bit

120.3GB/s

Bandwidth

76.80GB/s

Render Config

-

SM Count

-

Compute Units

14

1280

Shading Units

896

80

TMUs

56

48

ROPs

16

-

Tensor Cores

-

RT Cores

-

48 KB (per SMM)

L1 Cache

16 KB (per CU)

1536 KB

L2 Cache

256 KB

Theoretical Performance

49.82 GPixel/s

Pixel Rate

16.00 GPixel/s

83.04 GTexel/s

Texture Rate

56.00 GTexel/s

-

FP16 (half)

-

2.657 TFLOPS

FP32 (float)

1.792 TFLOPS

83.04 GFLOPS

FP64 (double)

112.0 GFLOPS

Graphics Processor

GM204

GPU Name

Strato

N16E-GT-A2

GPU Variant

Strato XT

Maxwell 2.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

5.2 billion

Transistors

2.08 billion

398 mm²

Die Size

160 mm²

Board Design

Unknown

TDP

Unknown

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Features

12 (12_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2.170

5.2

CUDA

-

6.7 (6.4)

Shader Model

6.5

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