AMD Radeon RX 550X 640SP vs ATI Radeon HD 5550

VS

AMD Radeon RX 550X 640SP

ATI Radeon HD 5550

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550X 640SP and 512MB VRAM Radeon HD 5550 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 8 years and 2 months late

Boost Clock1071MHz

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (96.00GB/s vs 51.20GB/s)

320 additional rendering cores

ATI Radeon HD 5550 's Advantages

Lower TDP (39W vs 60W)

Score

Benchmark

FP32 (float)

Radeon RX 550X 640SP +289%

1.371 TFLOPS

Radeon HD 5550

0.352 TFLOPS

Radeon RX 550X 640SP

VS

Radeon HD 5550

Graphics Card

Apr 2018

Release Date

Feb 2010

Polaris

Generation

Evergreen

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

800 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

51.20GB/s

Render Config

10

Compute Units

4

-

640

Shading Units

320

40

TMUs

16

ROPs

8

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

17.14 GPixel/s

Pixel Rate

4.400 GPixel/s

42.84 GTexel/s

Texture Rate

8.800 GTexel/s

1371 GFLOPS

FP16 (half)

-

1371 GFLOPS

FP32 (float)

352.0 GFLOPS

85.68 GFLOPS

FP64 (double)

-

Board Design

60W

TDP

39W

250 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

Graphics Processor

Baffin

GPU Name

Redwood

Baffin LE

GPU Variant

Redwood PRO2

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

3 billion

Transistors

0.627 billion

123 mm²

Die Size

104 mm²

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

Vulkan

N/A

-

6.4

Shader Model

5.0

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