ATI Mobility Radeon HD 3450 vs AMD Radeon RX 580 Mobile

VS

ATI Mobility Radeon HD 3450

AMD Radeon RX 580 Mobile

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 3450 and 8GB VRAM Radeon RX 580 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580 Mobile 's Advantages

Released 9 years and 3 months late

Boost Clock1077MHz

More VRAM (8GB vs 256GB)

Larger VRAM bandwidth (256.0GB/s vs 6.400GB/s)

2264 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3450

0.04 TFLOPS

Radeon RX 580 Mobile +12307%

4.963 TFLOPS

Mobility Radeon HD 3450

VS

Radeon RX 580 Mobile

Graphics Card

Jan 2008

Release Date

Apr 2017

M8x

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-II

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

1000 MHz

-

Boost Clock

1077 MHz

400 MHz

Memory Clock

2000 MHz

Memory

256MB

Memory Size

8GB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

256bit

6.400GB/s

Bandwidth

256.0GB/s

Render Config

2

Compute Units

36

-

40

Shading Units

2304

4

TMUs

144

4

ROPs

32

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

2 MB

-

Theoretical Performance

2.000 GPixel/s

Pixel Rate

34.46 GPixel/s

2.000 GTexel/s

Texture Rate

155.1 GTexel/s

-

FP16 (half)

4.963 TFLOPS

40.00 GFLOPS

FP32 (float)

4.963 TFLOPS

-

FP64 (double)

310.2 GFLOPS

Board Design

Unknown

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

M82

GPU Name

Polaris 20

M82-SCE XT (216-0707011)

GPU Variant

Polaris 20M XT

TeraScale

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

55 nm

Process Size

14 nm

0.181 billion

Transistors

5.7 billion

67 mm²

Die Size

232 mm²

Graphics Features

10.1

DirectX

12 (12_0)

3.3

OpenGL

4.6

N/A

OpenCL

2.1

N/A

Vulkan

1.2

-

4.1

Shader Model

6.4

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