ATI Mobility Radeon HD 4850 X2 vs NVIDIA GeForce GT 330M Mac Edition

VS

ATI Mobility Radeon HD 4850 X2

NVIDIA GeForce GT 330M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 4850 X2 and 512MB VRAM GeForce GT 330M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 4850 X2 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (89.60GB/s vs 25.28GB/s)

752 additional rendering cores

NVIDIA GeForce GT 330M Mac Edition 's Advantages

Released 1 years and 3 months late

Score

Benchmark

FP32 (float)

Mobility Radeon HD 4850 X2 +654%

0.8 TFLOPS

GeForce GT 330M Mac Edition

0.106 TFLOPS

Mobility Radeon HD 4850 X2

VS

GeForce GT 330M Mac Edition

Graphics Card

Jan 2009

Release Date

Apr 2010

M9x

Generation

GeForce 300M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

700 MHz

Memory Clock

790 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

89.60GB/s

Bandwidth

25.28GB/s

Render Config

10

Compute Units

-

SM Count

6

800

Shading Units

48

40

TMUs

16

ROPs

8

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

4.000 GPixel/s

20.00 GTexel/s

Texture Rate

8.000 GTexel/s

-

800.0 GFLOPS

FP32 (float)

105.6 GFLOPS

160.0 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

23W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

M98

GPU Name

GT216

M98 L2 (216-0732019)

GPU Variant

N11P-GE1-A3

TeraScale

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.956 billion

Transistors

0.486 billion

256 mm²

Die Size

100 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

4.1

Shader Model

4.1

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