AMD Radeon R9 M275X vs AMD Radeon R7 M380

VS

AMD Radeon R9 M275X

AMD Radeon R7 M380

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M275X and 4GB VRAM Radeon R7 M380 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M275X 's Advantages

Boost Clock has increased by 1% (925MHz vs 915MHz)

Larger VRAM bandwidth (72.00GB/s vs 32.00GB/s)

AMD Radeon R7 M380 's Advantages

Released 1 years and 4 months late

More VRAM (4GB vs 2GB)

Score

Benchmark

FP32 (float)

Radeon R9 M275X +1%

1.184 TFLOPS

Radeon R7 M380

1.171 TFLOPS

Radeon R9 M275X

VS

Radeon R7 M380

Graphics Card

Jan 2014

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

900 MHz

925 MHz

Boost Clock

915 MHz

1125 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

32.00GB/s

Render Config

10

Compute Units

10

-

640

Shading Units

640

40

TMUs

40

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

14.80 GPixel/s

Pixel Rate

14.64 GPixel/s

37.00 GTexel/s

Texture Rate

36.60 GTexel/s

-

1184 GFLOPS

FP32 (float)

1171 GFLOPS

74.00 GFLOPS

FP64 (double)

73.20 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Graphics Processor

Venus

GPU Name

Tropo

Venus XTX (216-0846033)

GPU Variant

Tropo XT

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

1.5 billion

123 mm²

Die Size

123 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1 (1.2)

1.2.170

Vulkan

1.2.170

-

6.5 (5.1)

Shader Model

6.5 (5.1)

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