NVIDIA GeForce GTX 560 Ti 448 vs AMD Radeon HD 6670

VS

NVIDIA GeForce GTX 560 Ti 448

AMD Radeon HD 6670

We compared two Desktop platform GPUs: 1280MB VRAM GeForce GTX 560 Ti 448 and 1024MB VRAM Radeon HD 6670 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 560 Ti 448 's Advantages

Released 7 months late

More VRAM (1280GB vs 1024GB)

Larger VRAM bandwidth (152.0GB/s vs 64.00GB/s)

AMD Radeon HD 6670 's Advantages

32 additional rendering cores

Lower TDP (66W vs 210W)

Score

Benchmark

FP32 (float)

GeForce GTX 560 Ti 448 +70%

1.312 TFLOPS

Radeon HD 6670

0.768 TFLOPS

GeForce GTX 560 Ti 448

VS

Radeon HD 6670

Graphics Card

Nov 2011

Release Date

Apr 2011

GeForce 500

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

950 MHz

Memory Clock

1000 MHz

Memory

1280MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

320bit

Memory Bus

128bit

152.0GB/s

Bandwidth

64.00GB/s

Render Config

-

Compute Units

6

14

SM Count

-

448

Shading Units

480

56

TMUs

24

40

ROPs

8

-

64 KB (per SM)

L1 Cache

8 KB (per CU)

640 KB

L2 Cache

256 KB

-

Theoretical Performance

20.50 GPixel/s

Pixel Rate

6.400 GPixel/s

40.99 GTexel/s

Texture Rate

19.20 GTexel/s

-

1312 GFLOPS

FP32 (float)

768.0 GFLOPS

164.0 GFLOPS

FP64 (double)

-

Board Design

210W

TDP

66W

550 W

Suggested PSU

250 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

2x 6-pin

Power Connectors

None

Graphics Processor

GF110

GPU Name

Turks

GF110-270-A1

GPU Variant

Turks XT (215-0803000)

Fermi 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

3 billion

Transistors

0.716 billion

520 mm²

Die Size

118 mm²

Graphics Features

12 (11_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

5.0

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