NVIDIA GeForce GT 650M Mac Edition vs ATI Mobility Radeon HD 3850

VS

NVIDIA GeForce GT 650M Mac Edition

ATI Mobility Radeon HD 3850

We compared two Mobile platform GPUs: 512MB VRAM GeForce GT 650M Mac Edition and 512MB VRAM Mobility Radeon HD 3850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 650M Mac Edition 's Advantages

Released 4 years and 1 months late

Larger VRAM bandwidth (80.26GB/s vs 48.00GB/s)

64 additional rendering cores

ATI Mobility Radeon HD 3850 's Advantages

Lower TDP (35W vs 45W)

Score

Benchmark

FP32 (float)

GeForce GT 650M Mac Edition +86%

0.691 TFLOPS

Mobility Radeon HD 3850

0.371 TFLOPS

GeForce GT 650M Mac Edition

VS

Mobility Radeon HD 3850

Graphics Card

Jul 2012

Release Date

Jun 2008

GeForce 600M

Generation

M8x

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1254 MHz

Memory Clock

750 MHz

Memory

512MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

80.26GB/s

Bandwidth

48.00GB/s

Render Config

-

Compute Units

4

-

384

Shading Units

320

32

TMUs

16

ROPs

16

-

16 KB (per SMX)

L1 Cache

-

256 KB

L2 Cache

256 KB

-

Theoretical Performance

7.200 GPixel/s

Pixel Rate

9.280 GPixel/s

28.80 GTexel/s

Texture Rate

9.280 GTexel/s

-

691.2 GFLOPS

FP32 (float)

371.2 GFLOPS

28.80 GFLOPS

FP64 (double)

74.24 GFLOPS

Board Design

45W

TDP

35W

-

No outputs

Outputs

No outputs

-

Graphics Processor

GK107

GPU Name

M88

N13P-GT-W-A2

GPU Variant

-

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

1.27 billion

Transistors

0.666 billion

118 mm²

Die Size

192 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

N/A

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.1

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