AMD Radeon HD 6450 vs AMD Radeon RX 460 1024SP

VS

AMD Radeon HD 6450 AMD Radeon RX 460 1024SP

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 6450 and 2GB VRAM Radeon RX 460 1024SP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6450 's Advantages

Lower TDP (18W vs 75W)

AMD Radeon RX 460 1024SP 's Advantages

Released 5 years and 9 months late

Boost Clock1200MHz

Larger VRAM bandwidth (112.0GB/s vs 25.60GB/s)

864 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6450

0.2 TFLOPS

Radeon RX 460 1024SP +1129%

2.458 TFLOPS

Radeon HD 6450

VS

Radeon RX 460 1024SP

Graphics Card

Apr 2011

Release Date

Jan 2017

Northern Islands

Generation

Arctic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

1090 MHz

-

Boost Clock

1200 MHz

800 MHz

Memory Clock

1750 MHz

Memory

512MB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

128bit

25.60GB/s

Bandwidth

112.0GB/s

Render Config

-

SM Count

-

2

Compute Units

16

160

Shading Units

1024

8

TMUs

64

4

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

1024 KB

Theoretical Performance

2.500 GPixel/s

Pixel Rate

19.20 GPixel/s

5.000 GTexel/s

Texture Rate

76.80 GTexel/s

-

FP16 (half)

2.458 TFLOPS

200.0 GFLOPS

FP32 (float)

2.458 TFLOPS

-

FP64 (double)

153.6 GFLOPS

Graphics Processor

Caicos

GPU Name

Baffin

Caicos PRO

GPU Variant

Baffin XT

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

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 Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.2

-

CUDA

-

5.0

Shader Model

6.4

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