AMD Radeon R9 M270X vs AMD Radeon HD 6450A

VS

AMD Radeon R9 M270X

AMD Radeon HD 6450A

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M270X and 512MB VRAM Radeon HD 6450A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M270X 's Advantages

Released 3 years and 10 months late

Boost Clock1000MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (88.00GB/s vs 8.528GB/s)

608 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M270X +668%

1.536 TFLOPS

Radeon HD 6450A

0.2 TFLOPS

Radeon R9 M270X

VS

Radeon HD 6450A

Graphics Card

Feb 2015

Release Date

Apr 2011

Gem System

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

900 MHz

Base Clock

-

1000 MHz

Boost Clock

-

1375 MHz

Memory Clock

533 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

88.00GB/s

Bandwidth

8.528GB/s

Render Config

12

Compute Units

2

-

768

Shading Units

160

48

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

2.500 GPixel/s

48.00 GTexel/s

Texture Rate

5.000 GTexel/s

-

1.536 TFLOPS

FP32 (float)

200.0 GFLOPS

96.00 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

25W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Saturn

GPU Name

Caicos

Saturn PRO (216-0843044)

GPU Variant

-

GCN 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.08 billion

Transistors

0.37 billion

160 mm²

Die Size

67 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.2.170

Vulkan

N/A

-

6.5

Shader Model

5.0

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