ATI Radeon HD 5450 PCI vs AMD Radeon RX 580

VS

ATI Radeon HD 5450 PCI

AMD Radeon RX 580

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 5450 PCI and 8GB VRAM Radeon RX 580 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5450 PCI 's Advantages

Lower TDP (19W vs 185W)

AMD Radeon RX 580 's Advantages

Released 7 years and 2 months late

Boost Clock1340MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (256.0GB/s vs 5.328GB/s)

2224 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5450 PCI

0.104 TFLOPS

Radeon RX 580 +5837%

6.175 TFLOPS

Radeon HD 5450 PCI

VS

Radeon RX 580

Graphics Card

Feb 2010

Release Date

Apr 2017

Evergreen

Generation

Polaris

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1257 MHz

-

Boost Clock

1340 MHz

333 MHz

Memory Clock

2000 MHz

Memory

512MB

Memory Size

8GB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

256bit

5.328GB/s

Bandwidth

256.0GB/s

Render Config

2

Compute Units

36

-

80

Shading Units

2304

8

TMUs

144

4

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

2 MB

-

Theoretical Performance

2.600 GPixel/s

Pixel Rate

42.88 GPixel/s

5.200 GTexel/s

Texture Rate

193.0 GTexel/s

-

FP16 (half)

6.175 TFLOPS

104.0 GFLOPS

FP32 (float)

6.175 TFLOPS

-

FP64 (double)

385.9 GFLOPS

Board Design

19W

TDP

185W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

None

Power Connectors

1x 8-pin

Graphics Processor

Cedar

GPU Name

Polaris 20

Cedar PRO

GPU Variant

Polaris 20 XTX (215-0910038)

TeraScale 2

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.292 billion

Transistors

5.7 billion

59 mm²

Die Size

232 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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