NVIDIA GeForce GTX 560 Ti 448 vs ATI Radeon HD 3870

VS

NVIDIA GeForce GTX 560 Ti 448

ATI Radeon HD 3870

We compared two Desktop platform GPUs: 1280MB VRAM GeForce GTX 560 Ti 448 and 512MB VRAM Radeon HD 3870 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 4 years late

More VRAM (1280GB vs 512GB)

Larger VRAM bandwidth (152.0GB/s vs 72.06GB/s)

128 additional rendering cores

ATI Radeon HD 3870 's Advantages

Lower TDP (106W vs 210W)

Score

Benchmark

FP32 (float)

GeForce GTX 560 Ti 448 +163%

1.312 TFLOPS

Radeon HD 3870

0.497 TFLOPS

GeForce GTX 560 Ti 448

VS

Radeon HD 3870

Graphics Card

Nov 2011

Release Date

Nov 2007

GeForce 500

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

950 MHz

Memory Clock

1126 MHz

Memory

1280MB

Memory Size

512MB

GDDR5

Memory Type

GDDR4

320bit

Memory Bus

256bit

152.0GB/s

Bandwidth

72.06GB/s

Render Config

-

Compute Units

4

14

SM Count

-

448

Shading Units

320

56

TMUs

16

40

ROPs

16

-

64 KB (per SM)

L1 Cache

-

640 KB

L2 Cache

256 KB

-

Theoretical Performance

20.50 GPixel/s

Pixel Rate

12.43 GPixel/s

40.99 GTexel/s

Texture Rate

12.43 GTexel/s

-

1312 GFLOPS

FP32 (float)

497.3 GFLOPS

164.0 GFLOPS

FP64 (double)

99.46 GFLOPS

Board Design

210W

TDP

106W

550 W

Suggested PSU

300 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

GF110

GPU Name

RV670

GF110-270-A1

GPU Variant

RV670 XT (215-0708005)

Fermi 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

3 billion

Transistors

0.666 billion

520 mm²

Die Size

192 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3 (full) 4.0 (partial)

1.1

OpenCL

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

4.1

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