AMD Radeon RX 550 vs AMD Radeon HD 7450 OEM

VS

AMD Radeon RX 550 AMD Radeon HD 7450 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 550 and 512MB VRAM Radeon HD 7450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550 's Advantages

Released 5 years and 3 months late

Boost Clock1183MHz

Larger VRAM bandwidth (112.0GB/s vs 8.528GB/s)

352 additional rendering cores

AMD Radeon HD 7450 OEM 's Advantages

Lower TDP (18W vs 50W)

Score

Benchmark

FP32 (float)

Radeon RX 550 +505%

1.211 TFLOPS

Radeon HD 7450 OEM

0.2 TFLOPS

Radeon RX 550

VS

Radeon HD 7450 OEM

Graphics Card

Apr 2017

Release Date

Jan 2012

Polaris

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1100 MHz

Base Clock

-

1183 MHz

Boost Clock

-

1750 MHz

Memory Clock

533 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

64bit

112.0GB/s

Bandwidth

8.528GB/s

Render Config

-

SM Count

-

8

Compute Units

2

512

Shading Units

160

32

TMUs

8

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

512 KB

L2 Cache

128 KB

Theoretical Performance

18.93 GPixel/s

Pixel Rate

2.500 GPixel/s

37.86 GTexel/s

Texture Rate

5.000 GTexel/s

1211 GFLOPS

FP16 (half)

-

1211 GFLOPS

FP32 (float)

200.0 GFLOPS

75.71 GFLOPS

FP64 (double)

-

Graphics Processor

Lexa

GPU Name

Caicos

Lexa PRO (215-0904018)

GPU Variant

Caimour

GCN 4.0

Architecture

TeraScale 2

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

0.37 billion

103 mm²

Die Size

67 mm²

Board Design

50W

TDP

18W

250 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x HDMI 1.3a

None

Power Connectors

None

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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