AMD Radeon Pro 5500 XT vs AMD Radeon HD 6450

VS

AMD Radeon Pro 5500 XT

AMD Radeon HD 6450

We compared two Desktop platform GPUs: 8GB VRAM Radeon Pro 5500 XT and 512MB VRAM Radeon HD 6450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 5500 XT 's Advantages

Released 9 years and 4 months late

Boost Clock1757MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (224.0GB/s vs 25.60GB/s)

1376 additional rendering cores

AMD Radeon HD 6450 's Advantages

Lower TDP (18W vs 125W)

Score

Benchmark

FP32 (float)

Radeon Pro 5500 XT +2599%

5.398 TFLOPS

Radeon HD 6450

0.2 TFLOPS

Radeon Pro 5500 XT

VS

Radeon HD 6450

Graphics Card

Aug 2020

Release Date

Apr 2011

Radeon Pro Mac

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1187 MHz

Base Clock

-

1757 MHz

Boost Clock

-

1750 MHz

Memory Clock

800 MHz

Memory

8GB

Memory Size

512MB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

64bit

224.0GB/s

Bandwidth

25.60GB/s

Render Config

24

Compute Units

2

-

1536

Shading Units

160

96

TMUs

8

32

ROPs

4

-

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

128 KB

-

Theoretical Performance

56.22 GPixel/s

Pixel Rate

2.500 GPixel/s

168.7 GTexel/s

Texture Rate

5.000 GTexel/s

10.80 TFLOPS

FP16 (half)

-

5.398 TFLOPS

FP32 (float)

200.0 GFLOPS

337.3 GFLOPS

FP64 (double)

-

Board Design

125W

TDP

18W

300 W

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

Graphics Processor

Navi 14

GPU Name

Caicos

Navi 14 PRO XL

GPU Variant

Caicos PRO

RDNA 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

6.4 billion

Transistors

0.37 billion

158 mm²

Die Size

67 mm²

Graphics Features

12 (12_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.5

Shader Model

5.0

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