ATI Radeon HD 3870 Mac Edition vs NVIDIA GeForce GT 220

VS

ATI Radeon HD 3870 Mac Edition

NVIDIA GeForce GT 220

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3870 Mac Edition and 1024MB VRAM GeForce GT 220 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3870 Mac Edition 's Advantages

Larger VRAM bandwidth (72.06GB/s vs 22.40GB/s)

272 additional rendering cores

NVIDIA GeForce GT 220 's Advantages

Released 1 years and 7 months late

More VRAM (1024GB vs 512GB)

Lower TDP (58W vs 106W)

Score

Benchmark

FP32 (float)

Radeon HD 3870 Mac Edition +245%

0.497 TFLOPS

GeForce GT 220

0.144 TFLOPS

Radeon HD 3870 Mac Edition

VS

GeForce GT 220

Graphics Card

Jun 2008

Release Date

Jan 2010

Radeon R600

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1126 MHz

Memory Clock

700 MHz

Memory

512MB

Memory Size

1024MB

GDDR4

Memory Type

GDDR3

256bit

Memory Bus

128bit

72.06GB/s

Bandwidth

22.40GB/s

Render Config

4

Compute Units

-

SM Count

6

320

Shading Units

48

16

TMUs

24

16

ROPs

8

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

12.43 GPixel/s

Pixel Rate

4.800 GPixel/s

12.43 GTexel/s

Texture Rate

14.40 GTexel/s

-

497.3 GFLOPS

FP32 (float)

144.0 GFLOPS

99.46 GFLOPS

FP64 (double)

-

Board Design

106W

TDP

58W

300 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1x VGA

1x 6-pin

Power Connectors

-

Graphics Processor

RV670

GPU Name

G94

RV670 XT (215-0708005)

GPU Variant

-

TeraScale

Architecture

Tesla

TSMC

Foundry

TSMC

55 nm

Process Size

65 nm

0.666 billion

Transistors

0.505 billion

192 mm²

Die Size

240 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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