AMD Radeon RX 480 Mobile vs AMD Radeon HD 6450A

VS

AMD Radeon RX 480 Mobile AMD Radeon HD 6450A

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 480 Mobile 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 RX 480 Mobile 's Advantages

Released 5 years and 4 months late

Boost Clock1077MHz

Larger VRAM bandwidth (256.0GB/s vs 8.528GB/s)

2144 additional rendering cores

AMD Radeon HD 6450A 's Advantages

Lower TDP (25W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 480 Mobile +2381%

4.963 TFLOPS

Radeon HD 6450A

0.2 TFLOPS

Radeon RX 480 Mobile

VS

Radeon HD 6450A

Graphics Card

Aug 2016

Release Date

Apr 2011

Mobility Radeon

Generation

All-In-One

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-A (3.0)

Clock Speeds

1000 MHz

Base Clock

-

1077 MHz

Boost Clock

-

2000 MHz

Memory Clock

533 MHz

Memory

8GB

Memory Size

512MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

256.0GB/s

Bandwidth

8.528GB/s

Render Config

-

SM Count

-

36

Compute Units

2

2304

Shading Units

160

144

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

128 KB

Theoretical Performance

34.46 GPixel/s

Pixel Rate

2.500 GPixel/s

155.1 GTexel/s

Texture Rate

5.000 GTexel/s

4.963 TFLOPS

FP16 (half)

-

4.963 TFLOPS

FP32 (float)

200.0 GFLOPS

310.2 GFLOPS

FP64 (double)

-

Graphics Processor

Ellesmere

GPU Name

Caicos

Ellesmere XT

GPU Variant

-

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

5.7 billion

Transistors

0.37 billion

232 mm²

Die Size

67 mm²

Board Design

100W

TDP

25W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

6.4

Shader Model

5.0

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