AMD Radeon R9 M385 vs AMD Radeon R9 M375

VS

AMD Radeon R9 M385

AMD Radeon R9 M375

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M385 and 2GB VRAM Radeon R9 M375 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M385 's Advantages

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (76.80GB/s vs 28.80GB/s)

256 additional rendering cores

AMD Radeon R9 M375 's Advantages

Boost Clock has increased by 2% (1015MHz vs 1000MHz)

Score

Benchmark

FP32 (float)

Radeon R9 M385 +37%

1.792 TFLOPS

Radeon R9 M375

1.299 TFLOPS

Radeon R9 M385

VS

Radeon R9 M375

Graphics Card

May 2015

Release Date

May 2015

Gem System

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

900 MHz

Base Clock

1000 MHz

Boost Clock

1015 MHz

1200 MHz

Memory Clock

900 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

76.80GB/s

Bandwidth

28.80GB/s

Render Config

14

Compute Units

10

-

896

Shading Units

640

56

TMUs

40

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

16.24 GPixel/s

56.00 GTexel/s

Texture Rate

40.60 GTexel/s

-

1.792 TFLOPS

FP32 (float)

1299 GFLOPS

112.0 GFLOPS

FP64 (double)

81.20 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Graphics Processor

Strato

GPU Name

Tropo

Strato XT

GPU Variant

Tropo XT2

GCN 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.08 billion

Transistors

1.5 billion

160 mm²

Die Size

123 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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