ATI Mobility Radeon HD 5450 vs NVIDIA GeForce GTX 660M Mac Edition

VS

ATI Mobility Radeon HD 5450

NVIDIA GeForce GTX 660M Mac Edition

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5450 and 512MB VRAM GeForce GTX 660M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5450 's Advantages

More VRAM (1024GB vs 512GB)

Lower TDP (11W vs 50W)

NVIDIA GeForce GTX 660M Mac Edition 's Advantages

Released 3 years and 3 months late

Larger VRAM bandwidth (80.00GB/s vs 12.80GB/s)

304 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5450

0.108 TFLOPS

GeForce GTX 660M Mac Edition +575%

0.73 TFLOPS

Mobility Radeon HD 5450

VS

GeForce GTX 660M Mac Edition

Graphics Card

Jan 2010

Release Date

Apr 2013

Manhattan

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

800 MHz

Memory Clock

1250 MHz

Memory

1024MB

Memory Size

512MB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

12.80GB/s

Bandwidth

80.00GB/s

Render Config

1

Compute Units

-

80

Shading Units

384

8

TMUs

32

4

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

2.700 GPixel/s

Pixel Rate

7.600 GPixel/s

5.400 GTexel/s

Texture Rate

30.40 GTexel/s

-

108.0 GFLOPS

FP32 (float)

729.6 GFLOPS

-

FP64 (double)

30.40 GFLOPS

Board Design

11W

TDP

50W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

Park

GPU Name

GK107

Park PRO (216-0774007)

GPU Variant

-

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

1.27 billion

59 mm²

Die Size

118 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.1

-

CUDA

3.0

5.0

Shader Model

5.1

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