AMD Radeon RX 550X Mobile vs AMD Radeon HD 7450M

VS

AMD Radeon RX 550X Mobile AMD Radeon HD 7450M

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 550X Mobile and 1024MB VRAM Radeon HD 7450M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X Mobile 's Advantages

Released 6 years and 3 months late

Boost Clock1176MHz

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (48.00GB/s vs 14.40GB/s)

480 additional rendering cores

AMD Radeon HD 7450M 's Advantages

Lower TDP (7W vs 50W)

Score

Benchmark

FP32 (float)

Radeon RX 550X Mobile +571%

1.505 TFLOPS

Radeon HD 7450M

0.224 TFLOPS

Radeon RX 550X Mobile

VS

Radeon HD 7450M

Graphics Card

Apr 2018

Release Date

Jan 2012

Mobility Radeon

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1100 MHz

Base Clock

-

1176 MHz

Boost Clock

-

1500 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

48.00GB/s

Bandwidth

14.40GB/s

Render Config

-

SM Count

-

10

Compute Units

2

640

Shading Units

160

40

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

18.82 GPixel/s

Pixel Rate

2.800 GPixel/s

47.04 GTexel/s

Texture Rate

5.600 GTexel/s

1.505 TFLOPS

FP16 (half)

-

1.505 TFLOPS

FP32 (float)

224.0 GFLOPS

94.08 GFLOPS

FP64 (double)

-

Graphics Processor

Polaris 23

GPU Name

Seymour

Polaris 23 MXT

GPU Variant

Seymour PRO

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

7W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

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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