AMD Radeon RX 6450M vs ATI Mobility Radeon HD 5830

VS

AMD Radeon RX 6450M

ATI Mobility Radeon HD 5830

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6450M and 1024MB VRAM Mobility Radeon HD 5830 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6450M 's Advantages

Released 13 years late

Boost Clock2460MHz

More VRAM (4GB vs 1024GB)

Larger VRAM bandwidth (128.0GB/s vs 25.60GB/s)

ATI Mobility Radeon HD 5830 's Advantages

32 additional rendering cores

Lower TDP (24W vs 50W)

Score

Benchmark

FP32 (float)

Radeon RX 6450M +372%

3.779 TFLOPS

Mobility Radeon HD 5830

0.8 TFLOPS

Radeon RX 6450M

VS

Mobility Radeon HD 5830

Graphics Card

Jan 2023

Release Date

Jan 2010

Navi Mobile

Generation

Manhattan

Mobile

Type

Mobile

PCIe 4.0 x4

Bus Interface

PCIe 2.0 x16

Clock Speeds

2000 MHz

Base Clock

-

2460 MHz

Boost Clock

-

2000 MHz

Memory Clock

800 MHz

Memory

4GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR3

64bit

Memory Bus

128bit

128.0GB/s

Bandwidth

25.60GB/s

Render Config

12

Compute Units

10

-

768

Shading Units

800

48

TMUs

40

32

ROPs

16

-

12

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

256 KB

16 MB

L3 Cache

-

Theoretical Performance

78.72 GPixel/s

Pixel Rate

8.000 GPixel/s

118.1 GTexel/s

Texture Rate

20.00 GTexel/s

7.557 TFLOPS

FP16 (half)

-

3.779 TFLOPS

FP32 (float)

800.0 GFLOPS

236.2 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

24W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 24

GPU Name

Broadway

Navi 24 XML

GPU Variant

Broadway LE

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

6 nm

Process Size

40 nm

5.4 billion

Transistors

1.04 billion

107 mm²

Die Size

166 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.2

OpenCL

1.2

1.3

Vulkan

N/A

-

6.7

Shader Model

5.0

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