GeForce GTX 880M SLI and Radeon R9 M290X Crossfire - video card comparison

GeForce GTX 880M SLI

Radeon R9 M290X Crossfire

Architecture

Kepler (2012−2018)

GCN (2011−2017)

GPU code name

N15E-GX-A2

Neptune CF

Market segment

Laptop

Laptop

Release date

March 2014

March 2014

SLI options

+

-

Boost clock speed

-

900 MHz

Core clock speed

954 MHz

850 MHz

Manufacturing process technology

28 nm

28 nm

Number of transistors

2x 3540 Million

2x 2800 Million

Pipelines / CUDA cores

3072

2560

Power consumption (TDP)

206 Watt

200 Watt

Memory type

GDDR5

GDDR5

Maximum RAM amount

2x 8 GB

2x 4 GB

Memory bus width

2x 256 Bit

2x 256 Bit

Memory clock speed

5000 MHz

4800 MHz

Shared memory

-

-

DirectX

12 (FL 11_0)

12 (FL 11_1)

CUDA

+

-

Optimus

+

-