NVIDIA GeForce GTX 275 vs NVIDIA GeForce 405 OEM

VS

NVIDIA GeForce GTX 275

NVIDIA GeForce 405 OEM

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 275 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 275 's Advantages

More VRAM (896GB vs 512GB)

Larger VRAM bandwidth (127.0GB/s vs 12.64GB/s)

224 additional rendering cores

NVIDIA GeForce 405 OEM 's Advantages

Released 1 years and 8 months late

Lower TDP (25W vs 219W)

Score

Benchmark

FP32 (float)

GeForce GTX 275 +1397%

0.674 TFLOPS

GeForce 405 OEM

0.045 TFLOPS

GeForce GTX 275

VS

GeForce 405 OEM

Graphics Card

Jan 2009

Release Date

Sep 2010

GeForce 200

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1134 MHz

Memory Clock

790 MHz

Memory

896MB

Memory Size

512MB

GDDR3

Memory Type

DDR3

448bit

Memory Bus

64bit

127.0GB/s

Bandwidth

12.64GB/s

Render Config

-

30

SM Count

2

240

Shading Units

16

80

TMUs

8

28

ROPs

4

-

224 KB

L2 Cache

32 KB

-

Theoretical Performance

17.72 GPixel/s

Pixel Rate

2.356 GPixel/s

50.64 GTexel/s

Texture Rate

4.712 GTexel/s

-

673.9 GFLOPS

FP32 (float)

44.86 GFLOPS

84.24 GFLOPS

FP64 (double)

-

Board Design

219W

TDP

25W

550 W

Suggested PSU

200 W

2x DVI

Outputs

1x DVI 1x HDMI 1x VGA

2x 6-pin

Power Connectors

None

Graphics Processor

GT200B

GPU Name

GT218

G200-105-B3

GPU Variant

GT218-300-B1

Tesla 2.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

1.4 billion

Transistors

0.26 billion

470 mm²

Die Size

57 mm²

Graphics Features

11.1 (10_0)

DirectX

11.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.3

CUDA

1.2

4.0

Shader Model

4.1

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