AMD Radeon HD 6450 OEM vs AMD Radeon RX 560

VS

AMD Radeon HD 6450 OEM

AMD Radeon RX 560

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 6450 OEM and 4GB VRAM Radeon RX 560 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6450 OEM 's Advantages

Lower TDP (18W vs 75W)

AMD Radeon RX 560 's Advantages

Released 6 years and 2 months late

Boost Clock1275MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (112.0GB/s vs 8.528GB/s)

864 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6450 OEM

0.2 TFLOPS

Radeon RX 560 +1205%

2.611 TFLOPS

Radeon HD 6450 OEM

VS

Radeon RX 560

Graphics Card

Feb 2011

Release Date

Apr 2017

Northern Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1175 MHz

-

Boost Clock

1275 MHz

533 MHz

Memory Clock

1750 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

8.528GB/s

Bandwidth

112.0GB/s

Render Config

2

Compute Units

16

-

160

Shading Units

1024

8

TMUs

64

4

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

1024 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

20.40 GPixel/s

5.000 GTexel/s

Texture Rate

81.60 GTexel/s

-

FP16 (half)

2.611 TFLOPS

200.0 GFLOPS

FP32 (float)

2.611 TFLOPS

-

FP64 (double)

163.2 GFLOPS

Board Design

18W

TDP

75W

200 W

Suggested PSU

250 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Caicos

GPU Name

Polaris 21

Junbonator

GPU Variant

Polaris 21 XT (215-0908004)

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.37 billion

Transistors

3 billion

67 mm²

Die Size

123 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

5.0

Shader Model

6.4

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