AMD Radeon HD 6490M vs AMD Radeon RX 6850M XT

VS

AMD Radeon HD 6490M AMD Radeon RX 6850M XT

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 12GB VRAM Radeon RX 6850M XT to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6850M XT 's Advantages

Released 11 years late

Boost Clock2581MHz

Larger VRAM bandwidth (384.0GB/s vs 25.60GB/s)

2400 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6490M

0.256 TFLOPS

Radeon RX 6850M XT +5060%

13.21 TFLOPS

Radeon HD 6490M

VS

Radeon RX 6850M XT

Graphics Card

Jan 2011

Release Date

Jan 2022

Vancouver

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2321 MHz

-

Boost Clock

2581 MHz

800 MHz

Memory Clock

2000 MHz

Memory

512MB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

192bit

25.60GB/s

Bandwidth

384.0GB/s

Render Config

-

SM Count

-

2

Compute Units

40

160

Shading Units

2560

8

TMUs

160

4

ROPs

64

-

Tensor Cores

-

RT Cores

40

8 KB (per CU)

L1 Cache

128 KB per Array

128 KB

L2 Cache

3 MB

Theoretical Performance

3.200 GPixel/s

Pixel Rate

165.2 GPixel/s

6.400 GTexel/s

Texture Rate

413.0 GTexel/s

-

FP16 (half)

26.43 TFLOPS

256.0 GFLOPS

FP32 (float)

13.21 TFLOPS

-

FP64 (double)

825.9 GFLOPS

Graphics Processor

Seymour

GPU Name

Navi 22

Seymour XTX S3 (216-0809024)

GPU Variant

Navi 22 XTM

TeraScale 2

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

0.37 billion

Transistors

17.2 billion

67 mm²

Die Size

335 mm²

Board Design

Unknown

TDP

165W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

None

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

-

CUDA

-

5.0

Shader Model

6.5

Related GPU Comparisons

1

AMD Radeon HD 6490M vs NVIDIA RTX 4000 Mobile Ada Generation

2

AMD Radeon HD 6490M vs NVIDIA GeForce RTX 2080 SUPER

3

AMD Radeon HD 6490M vs AMD FirePro M5800

4

AMD Radeon HD 6490M vs ATI Mobility FireGL V5700

5

AMD Radeon HD 6490M vs NVIDIA GeForce RTX 2070 SUPER Max Q

6

AMD Radeon HD 6490M vs NVIDIA GeForce GT 330M Mac Edition

7

AMD Radeon HD 6490M vs NVIDIA GeForce 920M

8

AMD Radeon HD 6490M vs AMD Radeon R7 A360

9

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

10

AMD Radeon HD 6490M vs NVIDIA GeForce GTX 680M

Related News

1

AMD's Latest Breakthrough Technology Could Change the Game in the Future

2

Researchers Utilize NVIDIA Omniverse Platform to Analyze and Improve 3D Stacked Chip Designs

3

TSMC to Receive Over 60 EUV Lithography Machines Over the Next Two Years, Investing More Than $12.3 Billion

4

Samsung's Own 3nm Yield is Disheartening: Galaxy S25 May Introduce MediaTek for the First Time

5

AMD Ryzen 9000 DDR5 Memory Frequency Soars: Reaches 8000MHz with All Four Slots Occupied

6

Snapdragon 8 Gen 4 to Feature Frame Interpolation for GPU: A Game-Changing Experience

7

Intel Adds 5 New Device IDs to Latest Linux Xe Kernel in Preparation for Battlemage

8

Ryzen AI 9 365 Benchmark Results Leaked: Significant Improvements in Multi-Core and IPC Performance Over Previous Generation

9

Concerns Raised by Unstable 13th/14th Gen Core CPUs: Motherboard Manufacturers Worry About Impact on Arrow Lake Release and Sales

10

Do You Really Know What a "Rendering Engine" Is? Read This Article to Understand All About It