AMD Radeon RX 580X vs ATI Radeon HD 4450

VS

AMD Radeon RX 580X

ATI Radeon HD 4450

We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 580X and 512MB VRAM Radeon HD 4450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580X 's Advantages

Released 6 years and 5 months late

Boost Clock1340MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (256.0GB/s vs 6.400GB/s)

2224 additional rendering cores

ATI Radeon HD 4450 's Advantages

Lower TDP (25W vs 185W)

Score

Benchmark

FP32 (float)

Radeon RX 580X +6332%

6.175 TFLOPS

Radeon HD 4450

0.096 TFLOPS

Radeon RX 580X

VS

Radeon HD 4450

Graphics Card

Apr 2018

Release Date

Nov 2011

Polaris

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1257 MHz

Base Clock

-

1340 MHz

Boost Clock

-

2000 MHz

Memory Clock

400 MHz

Memory

8GB

Memory Size

512MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

256.0GB/s

Bandwidth

6.400GB/s

Render Config

36

Compute Units

1

-

2304

Shading Units

80

144

TMUs

8

32

ROPs

4

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

64 KB

-

Theoretical Performance

42.88 GPixel/s

Pixel Rate

2.400 GPixel/s

193.0 GTexel/s

Texture Rate

4.800 GTexel/s

6.175 TFLOPS

FP16 (half)

-

6.175 TFLOPS

FP32 (float)

96.00 GFLOPS

385.9 GFLOPS

FP64 (double)

-

Board Design

185W

TDP

25W

450 W

Suggested PSU

200 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

1x 8-pin

Power Connectors

None

Graphics Processor

Polaris 20

GPU Name

RV710

Polaris 20 XTX (215-0910038)

GPU Variant

RV710 (215-0725016)

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

5.7 billion

Transistors

0.242 billion

232 mm²

Die Size

73 mm²

Graphics Features

12 (12_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

6.4

Shader Model

4.1

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