AMD Radeon RX 7600M XT vs AMD Radeon HD 7490M

VS

AMD Radeon RX 7600M XT

AMD Radeon HD 7490M

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 7600M XT and 1024MB VRAM Radeon HD 7490M 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 11 years late

Boost Clock2469MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (288.0GB/s vs 30.40GB/s)

1888 additional rendering cores

AMD Radeon HD 7490M 's Advantages

Lower TDP (9W vs 120W)

Score

Benchmark

FP32 (float)

Radeon RX 7600M XT +7802%

20.23 TFLOPS

Radeon HD 7490M

0.256 TFLOPS

Radeon RX 7600M XT

VS

Radeon HD 7490M

Graphics Card

Jan 2023

Release Date

Jan 2012

Navi Mobile

Generation

London

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1280 MHz

Base Clock

-

2469 MHz

Boost Clock

-

2250 MHz

Memory Clock

950 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

64bit

288.0GB/s

Bandwidth

30.40GB/s

Render Config

32

Compute Units

2

-

2048

Shading Units

160

128

TMUs

8

64

ROPs

4

-

32

RT Cores

-

128 KB per Array

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

128 KB

32 MB

L3 Cache

-

Theoretical Performance

158.0 GPixel/s

Pixel Rate

3.200 GPixel/s

316.0 GTexel/s

Texture Rate

6.400 GTexel/s

40.45 TFLOPS

FP16 (half)

-

20.23 TFLOPS

FP32 (float)

256.0 GFLOPS

632.1 GFLOPS

FP64 (double)

-

Board Design

120W

TDP

9W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Navi 33

GPU Name

Seymour

Navi 33 XTM

GPU Variant

Seymour XTX (216-0810005)

RDNA 3.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

6 nm

Process Size

40 nm

13.3 billion

Transistors

0.37 billion

204 mm²

Die Size

67 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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