AMD Radeon HD 7450A vs AMD Radeon RX 6800S

VS

AMD Radeon HD 7450A

AMD Radeon RX 6800S

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 7450A and 8GB VRAM Radeon RX 6800S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7450A 's Advantages

Lower TDP (25W vs 100W)

AMD Radeon RX 6800S 's Advantages

Released 10 years late

Boost Clock2100MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (256.0GB/s vs 12.80GB/s)

1888 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7450A

0.2 TFLOPS

Radeon RX 6800S +4201%

8.602 TFLOPS

Radeon HD 7450A

VS

Radeon RX 6800S

Graphics Card

Jan 2012

Release Date

Jan 2022

All-In-One

Generation

Mobility Radeon

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1800 MHz

-

Boost Clock

2100 MHz

800 MHz

Memory Clock

2000 MHz

Memory

512MB

Memory Size

8GB

GDDR3

Memory Type

GDDR6

64bit

Memory Bus

128bit

12.80GB/s

Bandwidth

256.0GB/s

Render Config

2

Compute Units

32

-

160

Shading Units

2048

8

TMUs

128

4

ROPs

64

-

RT Cores

32

8 KB (per CU)

L1 Cache

128 KB per Array

128 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

2.500 GPixel/s

Pixel Rate

134.4 GPixel/s

5.000 GTexel/s

Texture Rate

268.8 GTexel/s

-

FP16 (half)

17.20 TFLOPS

200.0 GFLOPS

FP32 (float)

8.602 TFLOPS

-

FP64 (double)

537.6 GFLOPS

Board Design

25W

TDP

100W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Caicos

GPU Name

Navi 23

-

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

0.37 billion

Transistors

11.06 billion

67 mm²

Die Size

237 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

5.0

Shader Model

6.5

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