GeForce GTX 770 and Mobility Radeon HD 4870 X2 - video card comparison

GeForce GTX 770

Mobility Radeon HD 4870 X2

Architecture

Kepler (2012−2018)

Terascale 1 (2008−2010)

GPU code name

GK104

M98-XT

Market segment

Desktop

Laptop

Release date

May 2013

January 2009

Bus support

PCI Express 3.0

Interface

PCIe 3.0 x16

PCIe 2.0 x16

Minimum recommended system power

600 Watt

Supplementary power connectors

One 8-pin and one 6-pin

Boost clock speed

1085 MHz

Core clock speed

1046 MHz

550 MHz

CUDA cores

1536

Floating-point performance

3,333 gflops

2x 880.0 gflops

Manufacturing process technology

28 nm

55 nm

Number of transistors

3,540 million

956 million

Pipelines / CUDA cores

1536

1600

Power consumption (TDP)

230 Watt

Maximum GPU temperature

98 °C

Texture fill rate

134 billion/sec

22.00

Memory type

GDDR5

GDDR3, GDDR5

Maximum RAM amount

2 GB

Memory bus width

256 Bit

Memory clock speed

7012 MHz

888 MHz

Memory bandwidth

224.3 GB/s

89.6 GB/s

Shared memory

Display Connectors

One Dual Link DVI-I, One Dual Link DVI-D, One HDMI, One DisplayPort

No outputs

Multi monitor support

4 displays

HDMI

HDCP

Maximum VGA resolution

2048x1536

Audio input for HDMI

Internal

DirectX

12 (11_0)

10.1 (10_1)

CUDA

OpenCL

1.2

1.1

OpenGL

4.3

3.3

Shader Model

5.1

4.1

Vulkan

1.1.126

N/A

3D Gaming

3D Vision

3D Vision Live

Blu Ray 3D

PhysX