ATI Radeon HD 3830 vs NVIDIA GeForce GTS 450 OEM

VS

ATI Radeon HD 3830

NVIDIA GeForce GTS 450 OEM

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3830 and 512MB VRAM GeForce GTS 450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3830 's Advantages

176 additional rendering cores

Lower TDP (75W vs 106W)

NVIDIA GeForce GTS 450 OEM 's Advantages

Released 2 years and 5 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (57.73GB/s vs 26.50GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 3830

0.428 TFLOPS

GeForce GTS 450 OEM +5%

0.451 TFLOPS

Radeon HD 3830

VS

GeForce GTS 450 OEM

Graphics Card

Apr 2008

Release Date

Sep 2010

Radeon R600

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

828 MHz

Memory Clock

902 MHz

Memory

256MB

Memory Size

512MB

GDDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

26.50GB/s

Bandwidth

57.73GB/s

Render Config

4

Compute Units

-

SM Count

3

320

Shading Units

144

16

TMUs

24

16

ROPs

16

-

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

10.69 GPixel/s

Pixel Rate

4.698 GPixel/s

10.69 GTexel/s

Texture Rate

18.79 GTexel/s

-

427.5 GFLOPS

FP32 (float)

451.0 GFLOPS

85.50 GFLOPS

FP64 (double)

37.58 GFLOPS

Board Design

75W

TDP

106W

250 W

Suggested PSU

300 W

No outputs

Outputs

1x DVI 1x DisplayPort 1x VGA

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

RV670

GPU Name

GF106

RV670 PRO (215-0708003)

GPU Variant

-

TeraScale

Architecture

Fermi

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.666 billion

Transistors

1.17 billion

192 mm²

Die Size

238 mm²

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

4.1

Shader Model

5.1

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