AMD Radeon RX 6450M vs AMD Radeon HD 7690M Rebrand

VS

AMD Radeon RX 6450M

AMD Radeon HD 7690M Rebrand

We compared two Mobile platform GPUs: 4GB VRAM Radeon RX 6450M and 1024MB VRAM Radeon HD 7690M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6450M 's Advantages

Released 11 years late

Boost Clock2460MHz

More VRAM (4GB vs 1024GB)

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

288 additional rendering cores

AMD Radeon HD 7690M Rebrand 's Advantages

Lower TDP (20W vs 50W)

Score

Benchmark

FP32 (float)

Radeon RX 6450M +556%

3.779 TFLOPS

Radeon HD 7690M Rebrand

0.576 TFLOPS

Radeon RX 6450M

VS

Radeon HD 7690M Rebrand

Graphics Card

Jan 2023

Release Date

Jan 2012

Navi Mobile

Generation

London

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

6

-

768

Shading Units

480

48

TMUs

24

32

ROPs

8

-

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

4.800 GPixel/s

118.1 GTexel/s

Texture Rate

14.40 GTexel/s

7.557 TFLOPS

FP16 (half)

-

3.779 TFLOPS

FP32 (float)

576.0 GFLOPS

236.2 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

20W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 24

GPU Name

Whistler

Navi 24 XML

GPU Variant

Whistler XT (216-0810001)

RDNA 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

6 nm

Process Size

40 nm

5.4 billion

Transistors

0.716 billion

107 mm²

Die Size

104 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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