AMD Radeon HD 6490M vs NVIDIA GeForce GTX 260M

VS

AMD Radeon HD 6490M

NVIDIA GeForce GTX 260M

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 1024MB VRAM GeForce GTX 260M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6490M 's Advantages

Released 1 years and 10 months late

48 additional rendering cores

NVIDIA GeForce GTX 260M 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (60.80GB/s vs 25.60GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6490M

0.256 TFLOPS

GeForce GTX 260M +20%

0.308 TFLOPS

Radeon HD 6490M

VS

GeForce GTX 260M

Graphics Card

Jan 2011

Release Date

Mar 2009

Vancouver

Generation

GeForce 200M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

950 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

64bit

Memory Bus

256bit

25.60GB/s

Bandwidth

60.80GB/s

Render Config

2

Compute Units

-

SM Count

14

160

Shading Units

112

8

TMUs

56

4

ROPs

16

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

64 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

8.800 GPixel/s

6.400 GTexel/s

Texture Rate

30.80 GTexel/s

-

256.0 GFLOPS

FP32 (float)

308.0 GFLOPS

-

Board Design

Unknown

TDP

65W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Seymour

GPU Name

G92

Seymour XTX S3 (216-0809024)

GPU Variant

N10E-GT

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

0.37 billion

Transistors

0.754 billion

67 mm²

Die Size

324 mm²

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

5.0

Shader Model

4.0

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