AMD Radeon RX 5300 XT vs AMD Radeon HD 8450 OEM

VS

AMD Radeon RX 5300 XT

AMD Radeon HD 8450 OEM

We compared two Desktop platform GPUs: 4GB VRAM Radeon RX 5300 XT and 1024MB VRAM Radeon HD 8450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 5300 XT 's Advantages

Released 6 years and 9 months late

Boost Clock1845MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (112.0GB/s vs 10.67GB/s)

1248 additional rendering cores

AMD Radeon HD 8450 OEM 's Advantages

Lower TDP (18W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 5300 XT +2498%

5.196 TFLOPS

Radeon HD 8450 OEM

0.2 TFLOPS

Radeon RX 5300 XT

VS

Radeon HD 8450 OEM

Graphics Card

Oct 2019

Release Date

Jan 2013

Navi

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1670 MHz

Base Clock

-

1845 MHz

Boost Clock

-

1750 MHz

Memory Clock

667 MHz

Memory

4GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

112.0GB/s

Bandwidth

10.67GB/s

Render Config

22

Compute Units

2

-

1408

Shading Units

160

88

TMUs

8

32

ROPs

4

-

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

128 KB

-

Theoretical Performance

59.04 GPixel/s

Pixel Rate

2.500 GPixel/s

162.4 GTexel/s

Texture Rate

5.000 GTexel/s

10.39 TFLOPS

FP16 (half)

-

5.196 TFLOPS

FP32 (float)

200.0 GFLOPS

324.7 GFLOPS

FP64 (double)

-

Board Design

100W

TDP

18W

300 W

Suggested PSU

200 W

1x HDMI 2.1 3x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

Navi 14

GPU Name

Caicos

Navi 14 XL

GPU Variant

Caicos PRO-L

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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