NVIDIA GeForce GTX 560 Ti X2 vs NVIDIA GeForce GT 420 OEM

VS

NVIDIA GeForce GTX 560 Ti X2

NVIDIA GeForce GT 420 OEM

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 560 Ti X2 and 1024MB VRAM GeForce GT 420 OEM 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 28.80GB/s)

336 additional rendering cores

NVIDIA GeForce GT 420 OEM 's Advantages

Lower TDP (50W vs 170W)

Score

Benchmark

FP32 (float)

GeForce GTX 560 Ti X2 +874%

1.306 TFLOPS

GeForce GT 420 OEM

0.134 TFLOPS

GeForce GTX 560 Ti X2

VS

GeForce GT 420 OEM

Graphics Card

Jan 2011

Release Date

Sep 2010

GeForce 500

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1002 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

256bit

Memory Bus

128bit

128.3GB/s

Bandwidth

28.80GB/s

Render Config

-

8

SM Count

1

384

Shading Units

48

64

TMUs

4

32

ROPs

4

-

64 KB (per SM)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

256 KB

-

Theoretical Performance

13.60 GPixel/s

Pixel Rate

1.400 GPixel/s

54.40 GTexel/s

Texture Rate

2.800 GTexel/s

-

1306 GFLOPS

FP32 (float)

134.4 GFLOPS

108.8 GFLOPS

FP64 (double)

11.20 GFLOPS

Board Design

170W

TDP

50W

450 W

Suggested PSU

250 W

3x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

GF114

GPU Name

GF108

GF114-400-A1

GPU Variant

GF108-200-A1

Fermi 2.0

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.95 billion

Transistors

0.585 billion

332 mm²

Die Size

116 mm²

Graphics Features

12 (11_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

2.1

5.1

Shader Model

5.1

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