NVIDIA GeForce GTX 680M vs ATI Mobility Radeon HD 4850 Mac Edition

VS

NVIDIA GeForce GTX 680M

ATI Mobility Radeon HD 4850 Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 680M and 512MB VRAM Mobility Radeon HD 4850 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 680M 's Advantages

Released 2 years and 10 months late

Boost Clock758MHz

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (115.2GB/s vs 54.40GB/s)

544 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GTX 680M +153%

2.038 TFLOPS

Mobility Radeon HD 4850 Mac Edition

0.804 TFLOPS

GeForce GTX 680M

VS

Mobility Radeon HD 4850 Mac Edition

Graphics Card

Jun 2012

Release Date

Aug 2009

GeForce 600M

Generation

M9x

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

MXM-B (3.0)

Clock Speeds

719 MHz

Base Clock

-

758 MHz

Boost Clock

-

900 MHz

Memory Clock

850 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

54.40GB/s

Render Config

-

Compute Units

10

-

1344

Shading Units

800

112

TMUs

40

32

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

21.22 GPixel/s

Pixel Rate

8.048 GPixel/s

84.90 GTexel/s

Texture Rate

20.12 GTexel/s

-

2.038 TFLOPS

FP32 (float)

804.8 GFLOPS

84.90 GFLOPS

FP64 (double)

161.0 GFLOPS

Board Design

100W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

GK104

GPU Name

M98

N13E-GTX-A2

GPU Variant

M98 L2 (216-0732019)

Kepler

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

55 nm

3.54 billion

Transistors

0.956 billion

294 mm²

Die Size

256 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

Vulkan

N/A

3.0

CUDA

-

5.1

Shader Model

4.1

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