NVIDIA GeForce GTX 285 Mac Edition vs ATI Radeon HD 3870 AGP

VS

NVIDIA GeForce GTX 285 Mac Edition ATI Radeon HD 3870 AGP

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 285 Mac Edition and 512MB VRAM Radeon HD 3870 AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 285 Mac Edition 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (159.0GB/s vs 72.06GB/s)

ATI Radeon HD 3870 AGP 's Advantages

80 additional rendering cores

Lower TDP (106W vs 204W)

Score

Benchmark

FP32 (float)

GeForce GTX 285 Mac Edition +42%

0.708 TFLOPS

Radeon HD 3870 AGP

0.497 TFLOPS

GeForce GTX 285 Mac Edition

VS

Radeon HD 3870 AGP

Graphics Card

Jan 2009

Release Date

Unknown

GeForce 200

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

AGP 8x

Clock Speeds

-

Base Clock

-

Boost Clock

-

1242 MHz

Memory Clock

1126 MHz

Memory

1024MB

Memory Size

512MB

GDDR3

Memory Type

GDDR4

512bit

Memory Bus

256bit

159.0GB/s

Bandwidth

72.06GB/s

Render Config

30

SM Count

-

Compute Units

4

240

Shading Units

320

80

TMUs

16

32

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

-

256 KB

L2 Cache

256 KB

Theoretical Performance

20.74 GPixel/s

Pixel Rate

12.43 GPixel/s

51.84 GTexel/s

Texture Rate

12.43 GTexel/s

-

FP16 (half)

-

708.5 GFLOPS

FP32 (float)

497.3 GFLOPS

88.56 GFLOPS

FP64 (double)

99.46 GFLOPS

Graphics Processor

GT200B

GPU Name

RV670

G200-350-B3

GPU Variant

RV670 XT (215-0708005)

Tesla 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

1.4 billion

Transistors

0.666 billion

470 mm²

Die Size

192 mm²

Board Design

204W

TDP

106W

550 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

1x 8-pin

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3 (full) 4.0 (partial)

1.1

OpenCL

N/A

Vulkan

N/A

1.3

CUDA

-

4.0

Shader Model

4.1

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