AMD Radeon RX 580X vs ATI Radeon HD 5450 PCIe x1

VS

AMD Radeon RX 580X ATI Radeon HD 5450 PCIe x1

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580X and 512MB VRAM Radeon HD 5450 PCIe x1 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580X 's Advantages

Released 8 years and 2 months late

Boost Clock1340MHz

Larger VRAM bandwidth (256.0GB/s vs 8.000GB/s)

2224 additional rendering cores

ATI Radeon HD 5450 PCIe x1 's Advantages

Lower TDP (19W vs 185W)

Score

Benchmark

FP32 (float)

Radeon RX 580X +5837%

6.175 TFLOPS

Radeon HD 5450 PCIe x1

0.104 TFLOPS

Radeon RX 580X

VS

Radeon HD 5450 PCIe x1

Graphics Card

Apr 2018

Release Date

Feb 2010

Polaris

Generation

Evergreen

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x1

Clock Speeds

1257 MHz

Base Clock

-

1340 MHz

Boost Clock

-

2000 MHz

Memory Clock

500 MHz

Memory

8GB

Memory Size

512MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

256.0GB/s

Bandwidth

8.000GB/s

Render Config

-

SM Count

-

36

Compute Units

2

2304

Shading Units

80

144

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

42.88 GPixel/s

Pixel Rate

2.600 GPixel/s

193.0 GTexel/s

Texture Rate

5.200 GTexel/s

6.175 TFLOPS

FP16 (half)

-

6.175 TFLOPS

FP32 (float)

104.0 GFLOPS

385.9 GFLOPS

FP64 (double)

-

Graphics Processor

Polaris 20

GPU Name

Cedar

Polaris 20 XTX (215-0910038)

GPU Variant

Cedar PRO

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

5.7 billion

Transistors

0.292 billion

232 mm²

Die Size

59 mm²

Board Design

185W

TDP

19W

450 W

Suggested PSU

200 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 8-pin

Power Connectors

-

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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