NVIDIA GeForce GTX 555 OEM vs NVIDIA GeForce 405 OEM

VS

NVIDIA GeForce GTX 555 OEM

NVIDIA GeForce 405 OEM

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 555 OEM and 512MB VRAM GeForce 405 OEM 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 8 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (91.87GB/s vs 12.64GB/s)

272 additional rendering cores

NVIDIA GeForce 405 OEM 's Advantages

Lower TDP (25W vs 150W)

Score

Benchmark

FP32 (float)

GeForce GTX 555 OEM +1784%

0.848 TFLOPS

GeForce 405 OEM

0.045 TFLOPS

GeForce GTX 555 OEM

VS

GeForce 405 OEM

Graphics Card

May 2011

Release Date

Sep 2010

GeForce 500

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

957 MHz

Memory Clock

790 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

DDR3

192bit

Memory Bus

64bit

91.87GB/s

Bandwidth

12.64GB/s

Render Config

-

6

SM Count

2

288

Shading Units

16

48

TMUs

8

24

ROPs

4

-

64 KB (per SM)

L1 Cache

-

384 KB

L2 Cache

32 KB

-

Theoretical Performance

8.832 GPixel/s

Pixel Rate

2.356 GPixel/s

35.33 GTexel/s

Texture Rate

4.712 GTexel/s

-

847.9 GFLOPS

FP32 (float)

44.86 GFLOPS

70.66 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

25W

450 W

Suggested PSU

200 W

2x DVI 1x mini-HDMI 1.3a

Outputs

1x DVI 1x HDMI 1x VGA

2x 6-pin

Power Connectors

None

Graphics Processor

GF114

GPU Name

GT218

GF114-200-KB-A1

GPU Variant

GT218-300-B1

Fermi 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

1.95 billion

Transistors

0.26 billion

332 mm²

Die Size

57 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.1

CUDA

1.2

5.1

Shader Model

4.1

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