ATI Radeon HD 5450 PCI vs AMD Radeon RX 8800 XT

VS

ATI Radeon HD 5450 PCI

AMD Radeon RX 8800 XT

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 5450 PCI and 16GB VRAM Radeon RX 8800 XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5450 PCI 's Advantages

Lower TDP (19W vs 220W)

AMD Radeon RX 8800 XT 's Advantages

Boost Clock2430MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (624.1GB/s vs 5.328GB/s)

4016 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 5450 PCI

0.104 TFLOPS

Radeon RX 8800 XT +19044%

19.91 TFLOPS

Radeon HD 5450 PCI

VS

Radeon RX 8800 XT

Graphics Card

Feb 2010

Release Date

Unknown

Evergreen

Generation

Navi IV(RX 8000)

Desktop

Type

Desktop

PCI

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1295 MHz

-

Boost Clock

2430 MHz

333 MHz

Memory Clock

2438 MHz

Memory

512MB

Memory Size

16GB

DDR2

Memory Type

GDDR6

64bit

Memory Bus

256bit

5.328GB/s

Bandwidth

624.1GB/s

Render Config

2

Compute Units

64

-

80

Shading Units

4096

8

TMUs

256

4

ROPs

96

-

RT Cores

64

8 KB (per CU)

L1 Cache

128 KB per Array

128 KB

L2 Cache

4 MB

-

L3 Cache

64 MB

Theoretical Performance

2.600 GPixel/s

Pixel Rate

233.3 GPixel/s

5.200 GTexel/s

Texture Rate

622.1 GTexel/s

-

FP16 (half)

39.81 TFLOPS

104.0 GFLOPS

FP32 (float)

19.91 TFLOPS

-

FP64 (double)

622.1 GFLOPS

Board Design

19W

TDP

220W

200 W

Suggested PSU

550 W

1x DVI 1x HDMI 1.3a

Outputs

1x HDMI 2.1a3x DisplayPort 2.1

None

Power Connectors

2x 8-pin

Graphics Processor

Cedar

GPU Name

Navi 48

Cedar PRO

GPU Variant

Navi 48 XT

TeraScale 2

Architecture

RDNA 4.0

TSMC

Foundry

TSMC

40 nm

Process Size

4 nm

0.292 billion

Transistors

Unknown

59 mm²

Die Size

Unknown

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.2

N/A

Vulkan

1.3

-

5.0

Shader Model

6.8

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