NVIDIA GeForce GTX 680MX Mac Edition vs AMD Radeon HD 8850M

VS

NVIDIA GeForce GTX 680MX Mac Edition

AMD Radeon HD 8850M

We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 2GB VRAM Radeon HD 8850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 680MX Mac Edition 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 64.00GB/s)

896 additional rendering cores

AMD Radeon HD 8850M 's Advantages

Released 6 months late

Boost Clock625MHz

Score

Benchmark

FP32 (float)

GeForce GTX 680MX Mac Edition +176%

2.209 TFLOPS

Radeon HD 8850M

0.8 TFLOPS

GeForce GTX 680MX Mac Edition

VS

Radeon HD 8850M

Graphics Card

Oct 2012

Release Date

Apr 2013

GeForce 600M

Generation

Solar System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

575 MHz

-

Boost Clock

625 MHz

1250 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

160.0GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

10

-

1536

Shading Units

640

128

TMUs

40

32

ROPs

16

-

16 KB (per SMX)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

23.01 GPixel/s

Pixel Rate

10.00 GPixel/s

92.03 GTexel/s

Texture Rate

25.00 GTexel/s

-

2.209 TFLOPS

FP32 (float)

800.0 GFLOPS

92.03 GFLOPS

FP64 (double)

50.00 GFLOPS

Board Design

122W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

GK104

GPU Name

Venus

N13E-GTX2-A2

GPU Variant

Venus PRO (216-0846009)

Kepler

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

3.54 billion

Transistors

1.5 billion

294 mm²

Die Size

123 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

2.1 (1.2)

1.1

Vulkan

1.2.170

3.0

CUDA

-

5.1

Shader Model

6.5 (5.1)

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