AMD Radeon HD 6950M vs NVIDIA GeForce GT 120M Mac Edition

VS

AMD Radeon HD 6950M

NVIDIA GeForce GT 120M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6950M 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 6950M 's Advantages

Released 2 years and 1 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (115.2GB/s vs 25.34GB/s)

928 additional rendering cores

NVIDIA GeForce GT 120M Mac Edition 's Advantages

Lower TDP (14W vs 50W)

Score

Benchmark

FP32 (float)

Radeon HD 6950M +1292%

1.114 TFLOPS

GeForce GT 120M Mac Edition

0.08 TFLOPS

Radeon HD 6950M

VS

GeForce GT 120M Mac Edition

Graphics Card

Jan 2011

Release Date

Dec 2008

Vancouver

Generation

GeForce 100M

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

792 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

25.34GB/s

Render Config

12

Compute Units

-

SM Count

4

960

Shading Units

32

48

TMUs

16

32

ROPs

8

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

32 KB

-

Theoretical Performance

18.56 GPixel/s

Pixel Rate

4.000 GPixel/s

27.84 GTexel/s

Texture Rate

8.000 GTexel/s

-

1114 GFLOPS

FP32 (float)

80.00 GFLOPS

-

Board Design

50W

TDP

14W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Blackcomb

GPU Name

G96C

Blackcomb PRO

GPU Variant

-

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.7 billion

Transistors

0.314 billion

212 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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