AMD Radeon R7 M265 vs AMD Radeon R9 M280X

VS

AMD Radeon R7 M265

AMD Radeon R9 M280X

We compared two Mobile platform GPUs: 2GB VRAM Radeon R7 M265 and 4GB VRAM Radeon R9 M280X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M280X 's Advantages

Released 1 years and 1 months late

Boost Clock has increased by 21% (1000MHz vs 825MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (88.00GB/s vs 28.80GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 M265

0.633 TFLOPS

Radeon R9 M280X +183%

1.792 TFLOPS

Radeon R7 M265

VS

Radeon R9 M280X

Graphics Card

Jan 2014

Release Date

Feb 2015

Gem System

Generation

Gem System

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

725 MHz

Base Clock

900 MHz

825 MHz

Boost Clock

1000 MHz

900 MHz

Memory Clock

1375 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

28.80GB/s

Bandwidth

88.00GB/s

Render Config

6

Compute Units

14

-

384

Shading Units

896

24

TMUs

56

8

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

6.600 GPixel/s

Pixel Rate

16.00 GPixel/s

19.80 GTexel/s

Texture Rate

56.00 GTexel/s

-

633.6 GFLOPS

FP32 (float)

1.792 TFLOPS

-

FP64 (double)

112.0 GFLOPS

Board Design

Unknown

TDP

Unknown

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Graphics Processor

Opal

GPU Name

Saturn

Opal XT

GPU Variant

Saturn XT (216-0843024)

GCN 1.0

Architecture

GCN 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

0.95 billion

Transistors

2.08 billion

77 mm²

Die Size

160 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1

1.2.170

Vulkan

1.2.170

-

6.5 (5.1)

Shader Model

6.5

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