AMD Radeon RX 470 vs AMD Radeon HD 6450

VS

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 470 and 512MB VRAM Radeon HD 6450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 470 's Advantages

Released 5 years and 4 months late

Boost Clock1206MHz

Larger VRAM bandwidth (211.2GB/s vs 25.60GB/s)

1888 additional rendering cores

AMD Radeon HD 6450 's Advantages

Lower TDP (18W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX 470 +2370%

4.94 TFLOPS

Radeon HD 6450

0.2 TFLOPS

Radeon RX 470

VS

Radeon HD 6450

Graphics Card

Aug 2016

Release Date

Apr 2011

Arctic Islands

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

926 MHz

Base Clock

-

1206 MHz

Boost Clock

-

1650 MHz

Memory Clock

800 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

64bit

211.2GB/s

Bandwidth

25.60GB/s

Render Config

-

SM Count

-

32

Compute Units

2

2048

Shading Units

160

128

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

38.59 GPixel/s

Pixel Rate

2.500 GPixel/s

154.4 GTexel/s

Texture Rate

5.000 GTexel/s

4.940 TFLOPS

FP16 (half)

-

4.940 TFLOPS

FP32 (float)

200.0 GFLOPS

308.7 GFLOPS

FP64 (double)

-

Graphics Processor

Ellesmere

GPU Name

Caicos

Polaris 10 PRO (215-0876204)

GPU Variant

Caicos PRO

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

120W

TDP

18W

300 W

Suggested PSU

200 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

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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