AMD Radeon HD 6490M vs AMD Radeon RX 6550S

VS

AMD Radeon HD 6490M

AMD Radeon RX 6550S

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 4GB VRAM Radeon RX 6550S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6550S 's Advantages

Released 12 years late

Boost Clock2400MHz

More VRAM (4GB vs 512GB)

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

864 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6490M

0.256 TFLOPS

Radeon RX 6550S +1819%

4.915 TFLOPS

Radeon HD 6490M

VS

Radeon RX 6550S

Graphics Card

Jan 2011

Release Date

Jan 2023

Vancouver

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x4

Clock Speeds

-

Base Clock

2000 MHz

-

Boost Clock

2400 MHz

800 MHz

Memory Clock

2000 MHz

Memory

512MB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

64bit

25.60GB/s

Bandwidth

128.0GB/s

Render Config

2

Compute Units

16

-

160

Shading Units

1024

8

TMUs

64

4

ROPs

32

-

RT Cores

16

8 KB (per CU)

L1 Cache

128 KB per Array

128 KB

L2 Cache

1024 KB

-

L3 Cache

16 MB

Theoretical Performance

3.200 GPixel/s

Pixel Rate

76.80 GPixel/s

6.400 GTexel/s

Texture Rate

153.6 GTexel/s

-

FP16 (half)

9.830 TFLOPS

256.0 GFLOPS

FP32 (float)

4.915 TFLOPS

-

FP64 (double)

307.2 GFLOPS

Board Design

Unknown

TDP

50W

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Seymour

GPU Name

Navi 24

Seymour XTX S3 (216-0809024)

GPU Variant

Navi 24

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

6 nm

0.37 billion

Transistors

5.4 billion

67 mm²

Die Size

107 mm²

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

6.7

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