NVIDIA GeForce GTX 560 Ti X2 vs NVIDIA GeForce GT 630 Rev. 2 PCIe x8

VS

NVIDIA GeForce GTX 560 Ti X2

NVIDIA GeForce GT 630 Rev. 2 PCIe x8

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 560 Ti X2 and 2GB VRAM GeForce GT 630 Rev. 2 PCIe x8 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 560 Ti X2 's Advantages

Larger VRAM bandwidth (128.3GB/s vs 14.40GB/s)

NVIDIA GeForce GT 630 Rev. 2 PCIe x8 's Advantages

Released 2 years and 4 months late

More VRAM (2GB vs 1024GB)

Lower TDP (25W vs 170W)

Score

Benchmark

FP32 (float)

GeForce GTX 560 Ti X2 +88%

1.306 TFLOPS

GeForce GT 630 Rev. 2 PCIe x8

0.693 TFLOPS

GeForce GTX 560 Ti X2

VS

GeForce GT 630 Rev. 2 PCIe x8

Graphics Card

Jan 2011

Release Date

May 2013

GeForce 500

Generation

GeForce 600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x8

Clock Speeds

-

1002 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

2GB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

64bit

128.3GB/s

Bandwidth

14.40GB/s

Render Config

-

8

SM Count

-

384

Shading Units

384

64

TMUs

32

ROPs

8

-

64 KB (per SM)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

7.216 GPixel/s

54.40 GTexel/s

Texture Rate

28.86 GTexel/s

-

1306 GFLOPS

FP32 (float)

692.7 GFLOPS

108.8 GFLOPS

FP64 (double)

28.86 GFLOPS

Board Design

170W

TDP

25W

450 W

Suggested PSU

200 W

3x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.4a 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

GF114

GPU Name

GK208

GF114-400-A1

GPU Variant

GK208-301-A1

Fermi 2.0

Architecture

Kepler 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

1.95 billion

Transistors

1.02 billion

332 mm²

Die Size

87 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

3.0

N/A

Vulkan

1.1

2.1

CUDA

3.5

5.1

Shader Model

5.1

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