ATI Radeon HD 4855 vs NVIDIA GeForce GTX 560 OEM

VS

ATI Radeon HD 4855 NVIDIA GeForce GTX 560 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4855 and 1280MB VRAM GeForce GTX 560 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4855 's Advantages

256 additional rendering cores

Lower TDP (110W vs 150W)

NVIDIA GeForce GTX 560 OEM 's Advantages

Released 1 years and 10 months late

More VRAM (1280GB vs 512GB)

Larger VRAM bandwidth (128.3GB/s vs 115.2GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 4855

0.736 TFLOPS

GeForce GTX 560 OEM +15%

0.848 TFLOPS

Radeon HD 4855

VS

GeForce GTX 560 OEM

Graphics Card

Jan 2010

Release Date

Nov 2011

Radeon R700

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

802 MHz

Memory

512MB

Memory Size

1280MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

320bit

115.2GB/s

Bandwidth

128.3GB/s

Render Config

-

SM Count

12

8

Compute Units

-

640

Shading Units

384

32

TMUs

48

16

ROPs

40

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

640 KB

Theoretical Performance

9.200 GPixel/s

Pixel Rate

13.25 GPixel/s

18.40 GTexel/s

Texture Rate

26.50 GTexel/s

-

FP16 (half)

-

736.0 GFLOPS

FP32 (float)

847.9 GFLOPS

147.2 GFLOPS

FP64 (double)

106.0 GFLOPS

Graphics Processor

RV770

GPU Name

GF110

RV770 PRO (215-0669065)

GPU Variant

GF110-040-A1

TeraScale

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.956 billion

Transistors

3 billion

256 mm²

Die Size

520 mm²

Board Design

110W

TDP

150W

300 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x HDMI 1.3a

1x 6-pin

Power Connectors

1x 6-pin

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.0

4.1

Shader Model

5.1

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