ATI Radeon HD 3830 vs NVIDIA GeForce GTS 250

VS

ATI Radeon HD 3830

NVIDIA GeForce GTS 250

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3830 and 1024MB VRAM GeForce GTS 250 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3830 's Advantages

192 additional rendering cores

Lower TDP (75W vs 150W)

NVIDIA GeForce GTS 250 's Advantages

Released 11 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (64.00GB/s vs 26.50GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 3830 +10%

0.428 TFLOPS

GeForce GTS 250

0.387 TFLOPS

Radeon HD 3830

VS

GeForce GTS 250

Graphics Card

Apr 2008

Release Date

Mar 2009

Radeon R600

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

828 MHz

Memory Clock

1000 MHz

Memory

256MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

256bit

26.50GB/s

Bandwidth

64.00GB/s

Render Config

4

Compute Units

-

SM Count

16

320

Shading Units

128

16

TMUs

64

16

ROPs

16

-

128 KB

L2 Cache

64 KB

-

Theoretical Performance

10.69 GPixel/s

Pixel Rate

11.23 GPixel/s

10.69 GTexel/s

Texture Rate

44.93 GTexel/s

-

427.5 GFLOPS

FP32 (float)

387.1 GFLOPS

85.50 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

150W

250 W

Suggested PSU

450 W

No outputs

Outputs

2x DVI

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

RV670

GPU Name

G92B

RV670 PRO (215-0708003)

GPU Variant

G92-428-B1

TeraScale

Architecture

Tesla

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.666 billion

Transistors

0.754 billion

192 mm²

Die Size

260 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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