GeForce GTX 660 OEM and HD Graphics 630 - video card comparison

GeForce GTX 660 OEM

HD Graphics 630

Architecture

Kepler (2012−2018)

Gen. 9.5 Kaby Lake (2015−2017)

GPU code name

GK104

Kaby-Lake-H-GT2

Market segment

Desktop

Release date

August 2012

January 2017

Interface

PCIe 3.0 x16

PCIe 3.0 x1

Supplementary power connectors

1x 6-pin

Boost clock speed

888 MHz

1150 MHz

Core clock speed

823 MHz

300 MHz

Floating-point performance

2,046 gflops

441.6 gflops

Manufacturing process technology

28 nm

14 nm

Number of transistors

3,540 million

189 million

Pipelines / CUDA cores

1152

Power consumption (TDP)

130 Watt

15 Watt

Texture fill rate

85.25

26.40

Memory type

GDDR5

DDR3L/LPDDR3/LPDDR4

Maximum RAM amount

2 GB

64 GB

Memory bus width

256 Bit

64/128 Bit

Memory clock speed

5600 MHz

System Shared

Memory bandwidth

179.2 GB/s

Shared memory

Display Connectors

2x DVI, 1x HDMI, 1x DisplayPort

No outputs

HDMI

DirectX

12 (11_0)

12 (12_1)

CUDA

3.0

OpenCL

1.2

2.1

OpenGL

4.6

Shader Model

5.1

6.4

Vulkan

1.1.126

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