Radeon R5 (Kaveri) and GeForce 305M - video card comparison

Radeon R5 (Kaveri)

GeForce 305M

Architecture

GCN 1.1 (2014)

GT2xx (2009−2012)

GPU code name

Kaveri

n11m-lp1

Market segment

Laptop

Laptop

Release date

June 2014

January 2010

Bus support

-

PCI-E 2.0

Interface

-

PCIe 2.0 x16

Boost clock speed

626 MHz

-

Core clock speed

514 MHz

525 MHz

CUDA cores

-

16

Floating-point performance

-

36.8 gflops

Gigaflops

-

55

Manufacturing process technology

28 nm

40 nm

Number of transistors

2410 Million

260 million

Pipelines / CUDA cores

256

16

Power consumption (TDP)

-

14 Watt

Texture fill rate

-

4.200

Memory type

-

GDDR2, GDDR3, DDR2, DDR3

Maximum RAM amount

-

Up to 512 MB

Memory bus width

64/128 Bit

64 Bit

Memory clock speed

-

Up to 700 (DDR3), Up to 700 (GDDR3) MHz

Memory bandwidth

-

11.2 GB/s

Shared memory

+

-

Display Connectors

-

DisplayPortHDMIVGADual Link DVISingle Link DVI

Multi monitor support

-

+

HDMI

-

+

Maximum VGA resolution

-

2048x1536

DirectX

12 (FL 12_0)

11.1 (10_1)

CUDA

-

+

OpenCL

-

1.1

OpenGL

-

2.1

Shader Model

-

4.1

Vulkan

-

N/A

Power management

-

8.0