NVIDIA GeForce GTX 490 vs NVIDIA GeForce GT 330 OEM

VS

NVIDIA GeForce GTX 490

NVIDIA GeForce GT 330 OEM

We compared two Desktop platform GPUs: 1536MB VRAM GeForce GTX 490 and 1024MB VRAM GeForce GT 330 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 490 's Advantages

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (164.0GB/s vs 51.20GB/s)

384 additional rendering cores

NVIDIA GeForce GT 330 OEM 's Advantages

Lower TDP (75W vs 365W)

Score

Benchmark

FP32 (float)

GeForce GTX 490 +385%

1.166 TFLOPS

GeForce GT 330 OEM

0.24 TFLOPS

GeForce GTX 490

VS

GeForce GT 330 OEM

Graphics Card

Unknown

Release Date

Feb 2010

GeForce 400

Generation

GeForce 300

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

854 MHz

Memory Clock

800 MHz

Memory

1536MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

384bit

Memory Bus

256bit

164.0GB/s

Bandwidth

51.20GB/s

Render Config

-

15

SM Count

12

480

Shading Units

96

60

TMUs

48

ROPs

8

-

64 KB (per SM)

L1 Cache

-

768 KB

L2 Cache

64 KB

-

Theoretical Performance

18.24 GPixel/s

Pixel Rate

4.000 GPixel/s

36.48 GTexel/s

Texture Rate

24.00 GTexel/s

-

1166 GFLOPS

FP32 (float)

240.0 GFLOPS

145.8 GFLOPS

FP64 (double)

-

Board Design

365W

TDP

75W

750 W

Suggested PSU

250 W

3x DVI 1x mini-DisplayPort

Outputs

1x DVI 1x HDMI 1x VGA

2x 8-pin

Power Connectors

None

Graphics Processor

GF100

GPU Name

G92

GF100-375-A3

GPU Variant

-

Fermi

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

3.1 billion

Transistors

0.754 billion

529 mm²

Die Size

324 mm²

Graphics Features

12 (11_0)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

2.0

CUDA

1.1

5.1

Shader Model

4.0

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