AMD Radeon HD 6490M vs AMD Radeon RX 7700S

VS

AMD Radeon HD 6490M

AMD Radeon RX 7700S

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 8GB VRAM Radeon RX 7700S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 7700S 's Advantages

Released 12 years late

Boost Clock2500MHz

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 7700S +7900%

20.48 TFLOPS

Radeon HD 6490M

VS

Radeon RX 7700S

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

1500 MHz

-

Boost Clock

2500 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

160.0 GPixel/s

6.400 GTexel/s

Texture Rate

320.0 GTexel/s

-

FP16 (half)

40.96 TFLOPS

256.0 GFLOPS

FP32 (float)

20.48 TFLOPS

-

FP64 (double)

640.0 GFLOPS

Board Design

Unknown

TDP

100W

-

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 XT

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

Related GPU Comparisons

1

AMD Radeon HD 6490M vs ATI Mobility Radeon HD 4850 Mac Edition

2

AMD Radeon HD 6490M vs NVIDIA GeForce MX230

3

AMD Radeon HD 6490M vs NVIDIA GeForce 810A

4

AMD Radeon HD 6490M vs NVIDIA GeForce RTX 3050 Max-Q Refresh

5

AMD Radeon HD 6490M vs NVIDIA GeForce RTX 2060 SUPER Mobile

6

AMD Radeon HD 6490M vs NVIDIA GeForce 9200M GS

7

AMD Radeon HD 6490M vs NVIDIA NVS 4200M

8

AMD Radeon HD 6490M vs AMD Radeon HD 6990M

9

AMD Radeon HD 6490M vs ATI Mobility Radeon HD 4670 Mac Edition

10

AMD Radeon HD 6490M vs ATI Mobility Radeon HD 4870 X2

Related News

1

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

2

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

3

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

4

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

5

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

6

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

7

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

8

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

9

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

10

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game