AMD Radeon HD 6490M vs AMD Radeon RX 7600M XT

VS

AMD Radeon HD 6490M

AMD Radeon RX 7600M XT

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 8GB VRAM Radeon RX 7600M XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7600M XT 's Advantages

Released 12 years late

Boost Clock2469MHz

More VRAM (8GB vs 512GB)

Larger VRAM bandwidth (288.0GB/s vs 25.60GB/s)

1888 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6490M

0.256 TFLOPS

Radeon RX 7600M XT +7802%

20.23 TFLOPS

Radeon HD 6490M

VS

Radeon RX 7600M XT

Graphics Card

Jan 2011

Release Date

Jan 2023

Vancouver

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1280 MHz

-

Boost Clock

2469 MHz

800 MHz

Memory Clock

2250 MHz

Memory

512MB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

128bit

25.60GB/s

Bandwidth

288.0GB/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

3.200 GPixel/s

Pixel Rate

158.0 GPixel/s

6.400 GTexel/s

Texture Rate

316.0 GTexel/s

-

FP16 (half)

40.45 TFLOPS

256.0 GFLOPS

FP32 (float)

20.23 TFLOPS

-

FP64 (double)

632.1 GFLOPS

Board Design

Unknown

TDP

120W

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

Seymour

GPU Name

Navi 33

Seymour XTX S3 (216-0809024)

GPU Variant

Navi 33 XTM

TeraScale 2

Architecture

RDNA 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

6 nm

0.37 billion

Transistors

13.3 billion

67 mm²

Die Size

204 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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