ATI Radeon HD 3830 vs NVIDIA GeForce 315 OEM

VS

ATI Radeon HD 3830

NVIDIA GeForce 315 OEM

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3830 and 1024MB VRAM GeForce 315 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3830 's Advantages

Larger VRAM bandwidth (26.50GB/s vs 9.600GB/s)

304 additional rendering cores

NVIDIA GeForce 315 OEM 's Advantages

Released 2 years and 10 months late

More VRAM (1024GB vs 256GB)

Lower TDP (33W vs 75W)

Score

Benchmark

FP32 (float)

Radeon HD 3830 +851%

0.428 TFLOPS

GeForce 315 OEM

0.045 TFLOPS

Radeon HD 3830

VS

GeForce 315 OEM

Graphics Card

Apr 2008

Release Date

Feb 2011

Radeon R600

Generation

GeForce 300

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

828 MHz

Memory Clock

600 MHz

Memory

256MB

Memory Size

1024MB

GDDR3

Memory Type

DDR3

128bit

Memory Bus

64bit

26.50GB/s

Bandwidth

9.600GB/s

Render Config

4

Compute Units

-

SM Count

2

320

Shading Units

16

TMUs

8

16

ROPs

4

-

128 KB

L2 Cache

32 KB

-

Theoretical Performance

10.69 GPixel/s

Pixel Rate

2.356 GPixel/s

10.69 GTexel/s

Texture Rate

4.712 GTexel/s

-

427.5 GFLOPS

FP32 (float)

44.86 GFLOPS

85.50 GFLOPS

FP64 (double)

-

Board Design

75W

TDP

33W

250 W

Suggested PSU

200 W

No outputs

Outputs

1x DVI 1x HDMI 1x VGA

1x 6-pin

Power Connectors

None

Graphics Processor

RV670

GPU Name

GT218

RV670 PRO (215-0708003)

GPU Variant

GT218-300-B1

TeraScale

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.666 billion

Transistors

0.26 billion

192 mm²

Die Size

57 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_1)

3.3 (full) 4.0 (partial)

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.2

4.1

Shader Model

4.1

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