ATI Radeon HD 3870 AGP vs NVIDIA GeForce 315 OEM

VS

ATI Radeon HD 3870 AGP

NVIDIA GeForce 315 OEM

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 AGP 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 3870 AGP 's Advantages

Larger VRAM bandwidth (72.06GB/s vs 9.600GB/s)

304 additional rendering cores

NVIDIA GeForce 315 OEM 's Advantages

More VRAM (1024GB vs 512GB)

Lower TDP (33W vs 106W)

Score

Benchmark

FP32 (float)

Radeon HD 3870 AGP +1004%

0.497 TFLOPS

GeForce 315 OEM

0.045 TFLOPS

Radeon HD 3870 AGP

VS

GeForce 315 OEM

Graphics Card

Unknown

Release Date

Feb 2011

Radeon R600

Generation

GeForce 300

Desktop

Type

Desktop

AGP 8x

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1126 MHz

Memory Clock

600 MHz

Memory

512MB

Memory Size

1024MB

GDDR4

Memory Type

DDR3

256bit

Memory Bus

64bit

72.06GB/s

Bandwidth

9.600GB/s

Render Config

4

Compute Units

-

SM Count

2

320

Shading Units

16

TMUs

8

16

ROPs

4

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

2.356 GPixel/s

12.43 GTexel/s

Texture Rate

4.712 GTexel/s

-

497.3 GFLOPS

FP32 (float)

44.86 GFLOPS

99.46 GFLOPS

FP64 (double)

-

Board Design

106W

TDP

33W

300 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1x VGA

1x 8-pin

Power Connectors

None

Graphics Processor

RV670

GPU Name

GT218

RV670 XT (215-0708005)

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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