AMD Radeon R9 M290X vs NVIDIA GeForce GTX 680MX Mac Edition

VS

AMD Radeon R9 M290X

NVIDIA GeForce GTX 680MX Mac Edition

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M290X and 2GB VRAM GeForce GTX 680MX Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M290X 's Advantages

Released 1 years and 3 months late

Boost Clock900MHz

More VRAM (4GB vs 2GB)

Lower TDP (100W vs 122W)

NVIDIA GeForce GTX 680MX Mac Edition 's Advantages

Larger VRAM bandwidth (160.0GB/s vs 153.6GB/s)

256 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R9 M290X +4%

2.304 TFLOPS

GeForce GTX 680MX Mac Edition

2.209 TFLOPS

Radeon R9 M290X

VS

GeForce GTX 680MX Mac Edition

Graphics Card

Jan 2014

Release Date

Oct 2012

Crystal System

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

850 MHz

Base Clock

-

900 MHz

Boost Clock

-

1200 MHz

Memory Clock

1250 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

160.0GB/s

Render Config

20

Compute Units

-

1280

Shading Units

1536

80

TMUs

128

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

28.80 GPixel/s

Pixel Rate

23.01 GPixel/s

72.00 GTexel/s

Texture Rate

92.03 GTexel/s

-

2.304 TFLOPS

FP32 (float)

2.209 TFLOPS

144.0 GFLOPS

FP64 (double)

92.03 GFLOPS

Board Design

100W

TDP

122W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Neptune

GPU Name

GK104

Neptune XT (216-0847000)

GPU Variant

N13E-GTX2-A2

GCN 1.0

Architecture

Kepler

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

3.54 billion

212 mm²

Die Size

294 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.0

5.1

Shader Model

5.1

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