AMD Radeon HD 6450M vs NVIDIA GeForce GT 120M Mac Edition

VS

AMD Radeon HD 6450M

NVIDIA GeForce GT 120M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6450M and 256MB VRAM GeForce GT 120M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6450M 's Advantages

Released 2 years and 1 months late

More VRAM (1024GB vs 256GB)

128 additional rendering cores

NVIDIA GeForce GT 120M Mac Edition 's Advantages

Larger VRAM bandwidth (25.34GB/s vs 12.80GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6450M +140%

0.192 TFLOPS

GeForce GT 120M Mac Edition

0.08 TFLOPS

Radeon HD 6450M

VS

GeForce GT 120M Mac Edition

Graphics Card

Jan 2011

Release Date

Dec 2008

Vancouver

Generation

GeForce 100M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

792 MHz

Memory

1024MB

Memory Size

256MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

128bit

12.80GB/s

Bandwidth

25.34GB/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

2.400 GPixel/s

Pixel Rate

4.000 GPixel/s

4.800 GTexel/s

Texture Rate

8.000 GTexel/s

-

192.0 GFLOPS

FP32 (float)

80.00 GFLOPS

-

Board Design

Unknown

TDP

14W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Seymour

GPU Name

G96C

Seymour PRO S3 (216-0809024)

GPU Variant

-

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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