NVIDIA GeForce 920MX vs AMD Radeon R9 M385

VS

NVIDIA GeForce 920MX

AMD Radeon R9 M385

We compared two Mobile platform GPUs: 2GB VRAM GeForce 920MX 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 920MX 's Advantages

Released 10 months late

AMD Radeon R9 M385 's Advantages

Boost Clock has increased by 1% (1000MHz vs 993MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (76.80GB/s vs 14.40GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 920MX

0.508 TFLOPS

Radeon R9 M385 +252%

1.792 TFLOPS

GeForce 920MX

VS

Radeon R9 M385

Graphics Card

Mar 2016

Release Date

May 2015

GeForce 900M

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

965 MHz

Base Clock

900 MHz

993 MHz

Boost Clock

1000 MHz

900 MHz

Memory Clock

1200 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

14.40GB/s

Bandwidth

76.80GB/s

Render Config

-

Compute Units

14

-

256

Shading Units

896

24

TMUs

56

8

ROPs

16

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

7.944 GPixel/s

Pixel Rate

16.00 GPixel/s

23.83 GTexel/s

Texture Rate

56.00 GTexel/s

-

508.4 GFLOPS

FP32 (float)

1.792 TFLOPS

15.89 GFLOPS

FP64 (double)

112.0 GFLOPS

Board Design

16W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

GM108

GPU Name

Strato

N16V-GMR1-S

GPU Variant

Strato XT

Maxwell

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

Unknown

Transistors

2.08 billion

Unknown

Die Size

160 mm²

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2.170

5.0

CUDA

-

5.1

Shader Model

6.5

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