NVIDIA GeForce GTX 555 OEM vs ATI Radeon HD 3550

VS

NVIDIA GeForce GTX 555 OEM

ATI Radeon HD 3550

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 555 OEM and 512MB VRAM Radeon HD 3550 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 2 years and 9 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (91.87GB/s vs 6.336GB/s)

248 additional rendering cores

ATI Radeon HD 3550 's Advantages

Lower TDP (30W vs 150W)

Score

Benchmark

FP32 (float)

GeForce GTX 555 OEM +1666%

0.848 TFLOPS

Radeon HD 3550

0.048 TFLOPS

GeForce GTX 555 OEM

VS

Radeon HD 3550

Graphics Card

May 2011

Release Date

Aug 2008

GeForce 500

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

957 MHz

Memory Clock

396 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR2

192bit

Memory Bus

64bit

91.87GB/s

Bandwidth

6.336GB/s

Render Config

-

Compute Units

2

6

SM Count

-

288

Shading Units

40

48

TMUs

4

24

ROPs

4

-

64 KB (per SM)

L1 Cache

-

384 KB

L2 Cache

64 KB

-

Theoretical Performance

8.832 GPixel/s

Pixel Rate

2.376 GPixel/s

35.33 GTexel/s

Texture Rate

2.376 GTexel/s

-

847.9 GFLOPS

FP32 (float)

47.52 GFLOPS

70.66 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

30W

450 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.3a

Outputs

2x DisplayPort

2x 6-pin

Power Connectors

None

Graphics Processor

GF114

GPU Name

RV620

GF114-200-KB-A1

GPU Variant

RV620 PRO (215-0670006)

Fermi 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.95 billion

Transistors

0.181 billion

332 mm²

Die Size

67 mm²

Graphics Features

12 (11_0)

DirectX

10.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

2.1

CUDA

-

5.1

Shader Model

4.1

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