AMD Radeon HD 6850M vs NVIDIA GeForce GT 120M Mac Edition

VS

AMD Radeon HD 6850M NVIDIA GeForce GT 120M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 6850M 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 6850M 's Advantages

Released 2 years and 1 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (25.60GB/s vs 25.34GB/s)

768 additional rendering cores

NVIDIA GeForce GT 120M Mac Edition 's Advantages

Lower TDP (14W vs 50W)

Score

Benchmark

FP32 (float)

Radeon HD 6850M +1250%

1.08 TFLOPS

GeForce GT 120M Mac Edition

0.08 TFLOPS

Radeon HD 6850M

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

-

Base Clock

-

Boost Clock

-

800 MHz

Memory Clock

792 MHz

Memory

1024MB

Memory Size

256MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

128bit

25.60GB/s

Bandwidth

25.34GB/s

Render Config

-

SM Count

4

10

Compute Units

-

800

Shading Units

32

40

TMUs

16

ROPs

8

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

Theoretical Performance

10.80 GPixel/s

Pixel Rate

4.000 GPixel/s

27.00 GTexel/s

Texture Rate

8.000 GTexel/s

-

FP16 (half)

-

1080 GFLOPS

FP32 (float)

80.00 GFLOPS

-

FP64 (double)

-

Graphics Processor

Granville

GPU Name

G96C

Granville PRO

GPU Variant

-

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.04 billion

Transistors

0.314 billion

166 mm²

Die Size

121 mm²

Board Design

50W

TDP

14W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

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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