ATI Radeon HD 3830 vs NVIDIA GeForce GTX 260 Rev. 2

VS

ATI Radeon HD 3830

NVIDIA GeForce GTX 260 Rev. 2

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3830 and 896MB VRAM GeForce GTX 260 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3830 's Advantages

128 additional rendering cores

Lower TDP (75W vs 182W)

NVIDIA GeForce GTX 260 Rev. 2 's Advantages

More VRAM (896GB vs 256GB)

Larger VRAM bandwidth (111.9GB/s vs 26.50GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 3830

0.428 TFLOPS

GeForce GTX 260 Rev. 2 +11%

0.477 TFLOPS

Radeon HD 3830

VS

GeForce GTX 260 Rev. 2

Graphics Card

Apr 2008

Release Date

Jul 2008

Radeon R600

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

828 MHz

Memory Clock

999 MHz

Memory

256MB

Memory Size

896MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

448bit

26.50GB/s

Bandwidth

111.9GB/s

Render Config

4

Compute Units

-

SM Count

24

320

Shading Units

192

16

TMUs

64

16

ROPs

28

-

128 KB

L2 Cache

224 KB

-

Theoretical Performance

10.69 GPixel/s

Pixel Rate

16.13 GPixel/s

10.69 GTexel/s

Texture Rate

36.86 GTexel/s

-

427.5 GFLOPS

FP32 (float)

476.9 GFLOPS

85.50 GFLOPS

FP64 (double)

59.62 GFLOPS

Board Design

75W

TDP

182W

250 W

Suggested PSU

450 W

No outputs

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

RV670

GPU Name

GT200B

RV670 PRO (215-0708003)

GPU Variant

G200-103-B3

TeraScale

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.666 billion

Transistors

1.4 billion

192 mm²

Die Size

470 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

1.3

4.1

Shader Model

4.0

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