AMD Radeon R9 M385X vs AMD Radeon R5 A330

VS

AMD Radeon R9 M385X

AMD Radeon R5 A330

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M385X and 2GB VRAM Radeon R5 A330 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M385X 's Advantages

Boost Clock1100MHz

More VRAM (4GB vs 2GB)

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

576 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M385X +199%

1.971 TFLOPS

Radeon R5 A330

0.659 TFLOPS

Radeon R9 M385X

VS

Radeon R5 A330

Graphics Card

May 2015

Release Date

Oct 2015

Gem System

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1000 MHz

Base Clock

-

1100 MHz

Boost Clock

-

1200 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

76.80GB/s

Bandwidth

14.40GB/s

Render Config

14

Compute Units

5

-

896

Shading Units

320

56

TMUs

20

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

17.60 GPixel/s

Pixel Rate

8.240 GPixel/s

61.60 GTexel/s

Texture Rate

20.60 GTexel/s

-

1.971 TFLOPS

FP32 (float)

659.2 GFLOPS

123.2 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Strato

GPU Name

Exo

Strato XT

GPU Variant

-

GCN 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.08 billion

Transistors

0.69 billion

160 mm²

Die Size

56 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

2.1 (1.2)

1.2.170

Vulkan

1.2.170

-

6.5

Shader Model

6.5 (5.1)

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