ATI Mobility Radeon HD 5850 vs NVIDIA GeForce GTX 660M

VS

ATI Mobility Radeon HD 5850

NVIDIA GeForce GTX 660M

We compared two Mobile platform GPUs: 1024MB VRAM Mobility Radeon HD 5850 and 1024MB VRAM GeForce GTX 660M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Mobility Radeon HD 5850 's Advantages

416 additional rendering cores

Lower TDP (30W vs 50W)

NVIDIA GeForce GTX 660M 's Advantages

Released 2 years and 2 months late

Boost Clock950MHz

Score

Benchmark

FP32 (float)

Mobility Radeon HD 5850 +9%

0.8 TFLOPS

GeForce GTX 660M

0.73 TFLOPS

Mobility Radeon HD 5850

VS

GeForce GTX 660M

Graphics Card

Jan 2010

Release Date

Mar 2012

Manhattan

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

-

Base Clock

835 MHz

-

Boost Clock

950 MHz

1000 MHz

Memory Clock

1000 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

64.00GB/s

Render Config

10

Compute Units

-

800

Shading Units

384

40

TMUs

32

16

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per SMX)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

7.600 GPixel/s

20.00 GTexel/s

Texture Rate

30.40 GTexel/s

-

800.0 GFLOPS

FP32 (float)

729.6 GFLOPS

-

FP64 (double)

30.40 GFLOPS

Board Design

30W

TDP

50W

-

No outputs

Outputs

No outputs

-

Graphics Processor

Broadway

GPU Name

GK107

Broadway PRO (216-0769024)

GPU Variant

N13E-GE-A2

TeraScale 2

Architecture

Kepler

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.04 billion

Transistors

1.27 billion

166 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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