ATI Radeon HD 3830 vs NVIDIA GeForce GT 330 OEM

VS

ATI Radeon HD 3830

NVIDIA GeForce GT 330 OEM

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3830 and 1024MB VRAM GeForce GT 330 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3830 's Advantages

224 additional rendering cores

NVIDIA GeForce GT 330 OEM 's Advantages

Released 1 years and 10 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (51.20GB/s vs 26.50GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 3830 +78%

0.428 TFLOPS

GeForce GT 330 OEM

0.24 TFLOPS

Radeon HD 3830

VS

GeForce GT 330 OEM

Graphics Card

Apr 2008

Release Date

Feb 2010

Radeon R600

Generation

GeForce 300

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

828 MHz

Memory Clock

800 MHz

Memory

256MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

256bit

26.50GB/s

Bandwidth

51.20GB/s

Render Config

4

Compute Units

-

SM Count

12

320

Shading Units

96

16

TMUs

48

16

ROPs

8

-

128 KB

L2 Cache

64 KB

-

Theoretical Performance

10.69 GPixel/s

Pixel Rate

4.000 GPixel/s

10.69 GTexel/s

Texture Rate

24.00 GTexel/s

-

427.5 GFLOPS

FP32 (float)

240.0 GFLOPS

85.50 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

75W

250 W

Suggested PSU

250 W

No outputs

Outputs

1x DVI 1x HDMI 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

RV670

GPU Name

G92

RV670 PRO (215-0708003)

GPU Variant

-

TeraScale

Architecture

Tesla

TSMC

Foundry

TSMC

55 nm

Process Size

65 nm

0.666 billion

Transistors

0.754 billion

192 mm²

Die Size

324 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_0)

3.3 (full) 4.0 (partial)

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

4.1

Shader Model

4.0

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