AMD Radeon HD 6490M vs NVIDIA GeForce GT 120M

VS

AMD Radeon HD 6490M

NVIDIA GeForce GT 120M

We compared two Mobile platform GPUs: 512MB VRAM Radeon HD 6490M and 1024MB VRAM GeForce GT 120M 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 7 months late

Larger VRAM bandwidth (25.60GB/s vs 16.00GB/s)

128 additional rendering cores

NVIDIA GeForce GT 120M 's Advantages

More VRAM (1024GB vs 512GB)

Score

Benchmark

FP32 (float)

Radeon HD 6490M +220%

0.256 TFLOPS

GeForce GT 120M

0.08 TFLOPS

Radeon HD 6490M

VS

GeForce GT 120M

Graphics Card

Jan 2011

Release Date

Jun 2009

Vancouver

Generation

GeForce 100M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

500 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

DDR2

64bit

Memory Bus

128bit

25.60GB/s

Bandwidth

16.00GB/s

Render Config

2

Compute Units

-

SM Count

4

160

Shading Units

32

8

TMUs

16

4

ROPs

8

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

32 KB

-

Theoretical Performance

3.200 GPixel/s

Pixel Rate

4.000 GPixel/s

6.400 GTexel/s

Texture Rate

8.000 GTexel/s

-

256.0 GFLOPS

FP32 (float)

80.00 GFLOPS

-

Board Design

Unknown

TDP

14W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Seymour

GPU Name

G96C

Seymour XTX S3 (216-0809024)

GPU Variant

N10P-GV1

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.37 billion

Transistors

0.314 billion

67 mm²

Die Size

121 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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