NVIDIA GeForce GTX 555 OEM vs ATI Radeon X800 GTO

VS

NVIDIA GeForce GTX 555 OEM

ATI Radeon X800 GTO

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 555 OEM and 128MB VRAM Radeon X800 GTO to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 555 OEM 's Advantages

Released 3 years and 5 months late

More VRAM (1024GB vs 128GB)

Larger VRAM bandwidth (91.87GB/s vs 22.40GB/s)

288 additional rendering cores

ATI Radeon X800 GTO 's Advantages

Lower TDP (49W vs 150W)

Score

GeForce GTX 555 OEM

VS

Radeon X800 GTO

Graphics Card

May 2011

Release Date

Dec 2007

GeForce 500

Generation

Radeon R400 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

957 MHz

Memory Clock

350 MHz

Memory

1024MB

Memory Size

128MB

GDDR5

Memory Type

DDR

192bit

Memory Bus

256bit

91.87GB/s

Bandwidth

22.40GB/s

Render Config

-

6

SM Count

-

288

Shading Units

-

48

TMUs

12

24

ROPs

12

-

64 KB (per SM)

L1 Cache

-

384 KB

L2 Cache

-

Theoretical Performance

8.832 GPixel/s

Pixel Rate

4.800 GPixel/s

35.33 GTexel/s

Texture Rate

4.800 GTexel/s

-

847.9 GFLOPS

FP32 (float)

-

70.66 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

49W

450 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x VGA 1x S-Video

2x 6-pin

Power Connectors

-

Graphics Processor

GF114

GPU Name

R423

GF114-200-KB-A1

GPU Variant

R423 GTO

Fermi 2.0

Architecture

R400

TSMC

Foundry

TSMC

40 nm

Process Size

130 nm

1.95 billion

Transistors

0.16 billion

332 mm²

Die Size

289 mm²

Graphics Features

12 (11_0)

DirectX

9.0b (9_2)

4.6

OpenGL

2.1

1.1

OpenCL

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

-

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