AMD Radeon RX 550X vs ATI Radeon HD 4650

VS

AMD Radeon RX 550X

ATI Radeon HD 4650

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 550X and 256MB VRAM Radeon HD 4650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X 's Advantages

Released 10 years and 3 months late

Boost Clock1183MHz

More VRAM (4GB vs 256GB)

Larger VRAM bandwidth (96.00GB/s vs 22.40GB/s)

192 additional rendering cores

ATI Radeon HD 4650 's Advantages

Lower TDP (48W vs 50W)

Score

Benchmark

FP32 (float)

Radeon RX 550X +215%

1.211 TFLOPS

Radeon HD 4650

0.384 TFLOPS

Radeon RX 550X

VS

Radeon HD 4650

Graphics Card

Dec 2018

Release Date

Sep 2008

Polaris

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1100 MHz

Base Clock

-

1183 MHz

Boost Clock

-

1500 MHz

Memory Clock

700 MHz

Memory

4GB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

22.40GB/s

Render Config

8

Compute Units

4

-

512

Shading Units

320

32

TMUs

32

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

18.93 GPixel/s

Pixel Rate

4.800 GPixel/s

37.86 GTexel/s

Texture Rate

19.20 GTexel/s

1211 GFLOPS

FP16 (half)

-

1211 GFLOPS

FP32 (float)

384.0 GFLOPS

75.71 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

48W

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 2.0b 1x DisplayPort 1.4a

Outputs

2x DVI 1x S-Video

None

Power Connectors

-

Graphics Processor

Lexa

GPU Name

RV730

Lexa PRO (215-0904018)

GPU Variant

RV730 PRO (215-0719056)

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

2.2 billion

Transistors

0.514 billion

103 mm²

Die Size

146 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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