AMD Radeon RX 550X 640SP vs ATI Radeon HD 4720

VS

AMD Radeon RX 550X 640SP ATI Radeon HD 4720

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550X 640SP and 1024MB VRAM Radeon HD 4720 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X 640SP 's Advantages

Released 6 years and 4 months late

Boost Clock1071MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (96.00GB/s vs 21.34GB/s)

320 additional rendering cores

ATI Radeon HD 4720 's Advantages

Lower TDP (55W vs 60W)

Score

Benchmark

FP32 (float)

Radeon RX 550X 640SP +257%

1.371 TFLOPS

Radeon HD 4720

0.384 TFLOPS

Radeon RX 550X 640SP

VS

Radeon HD 4720

Graphics Card

Apr 2018

Release Date

Dec 2011

Polaris

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1019 MHz

Base Clock

-

1071 MHz

Boost Clock

-

1500 MHz

Memory Clock

667 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

21.34GB/s

Render Config

-

SM Count

-

10

Compute Units

4

640

Shading Units

320

40

TMUs

32

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

128 KB

Theoretical Performance

17.14 GPixel/s

Pixel Rate

4.800 GPixel/s

42.84 GTexel/s

Texture Rate

19.20 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

384.0 GFLOPS

85.68 GFLOPS

FP64 (double)

-

Graphics Processor

Baffin

GPU Name

RV730

Baffin LE

GPU Variant

RV730 XT (215-0719047)

GCN 4.0

Architecture

TeraScale

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

55 nm

3 billion

Transistors

0.514 billion

123 mm²

Die Size

146 mm²

Board Design

60W

TDP

55W

250 W

Suggested PSU

250 W

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

Outputs

2x DVI 1x S-Video

None

Power Connectors

-

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

-

CUDA

-

6.4

Shader Model

4.1

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