NVIDIA GeForce GT 330M Mac Edition vs AMD Radeon R5 A255

VS

NVIDIA GeForce GT 330M Mac Edition

AMD Radeon R5 A255

We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 330M Mac Edition and 1024MB VRAM Radeon R5 A255 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R5 A255 's Advantages

Released 3 years and 9 months late

Boost Clock940MHz

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (64.00GB/s vs 25.28GB/s)

336 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 330M Mac Edition

0.106 TFLOPS

Radeon R5 A255 +580%

0.721 TFLOPS

GeForce GT 330M Mac Edition

VS

Radeon R5 A255

Graphics Card

Apr 2010

Release Date

Jan 2014

GeForce 300M

Generation

All-In-One

Mobile

Type

Mobile

MXM-A (3.0)

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

925 MHz

-

Boost Clock

940 MHz

790 MHz

Memory Clock

1000 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

25.28GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

6

SM Count

-

48

Shading Units

384

16

TMUs

24

8

ROPs

8

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

4.000 GPixel/s

Pixel Rate

7.520 GPixel/s

8.000 GTexel/s

Texture Rate

22.56 GTexel/s

-

105.6 GFLOPS

FP32 (float)

721.9 GFLOPS

-

Board Design

23W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GT216

GPU Name

Topaz

N11P-GE1-A3

GPU Variant

Topaz PRO (216-0858030)

Tesla 2.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.486 billion

Transistors

1.55 billion

100 mm²

Die Size

125 mm²

Graphics Features

11.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2.170

1.2

CUDA

-

4.1

Shader Model

6.5

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