NVIDIA GeForce GTX 560 vs ATI Radeon HD 3850 X3

VS

NVIDIA GeForce GTX 560

ATI Radeon HD 3850 X3

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 560 and 512MB VRAM Radeon HD 3850 X3 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 560 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (128.0GB/s vs 54.40GB/s)

16 additional rendering cores

ATI Radeon HD 3850 X3 's Advantages

Lower TDP (145W vs 150W)

Score

Benchmark

FP32 (float)

GeForce GTX 560 +154%

1.089 TFLOPS

Radeon HD 3850 X3

0.428 TFLOPS

GeForce GTX 560

VS

Radeon HD 3850 X3

Graphics Card

May 2011

Release Date

Unknown

GeForce 500

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

850 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

128.0GB/s

Bandwidth

54.40GB/s

Render Config

-

Compute Units

4

7

SM Count

-

336

Shading Units

320

56

TMUs

16

32

ROPs

16

-

64 KB (per SM)

L1 Cache

-

512 KB

L2 Cache

256 KB

-

Theoretical Performance

11.34 GPixel/s

Pixel Rate

10.70 GPixel/s

45.36 GTexel/s

Texture Rate

10.70 GTexel/s

-

1089 GFLOPS

FP32 (float)

428.2 GFLOPS

90.72 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

145W

450 W

Suggested PSU

300 W

2x DVI 1x mini-HDMI 1.3a

Outputs

4x DVI

2x 6-pin

Power Connectors

1x 8-pin

Graphics Processor

GF114

GPU Name

RV670

GF114-325-A1

GPU Variant

RV670 PRO (215-0708003)

Fermi 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.95 billion

Transistors

0.666 billion

332 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

2.1

CUDA

-

5.1

Shader Model

4.1

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