ATI Radeon HD 4870 Mac Edition vs NVIDIA GeForce GT 220

VS

ATI Radeon HD 4870 Mac Edition

NVIDIA GeForce GT 220

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4870 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 4870 Mac Edition 's Advantages

Larger VRAM bandwidth (108.8GB/s vs 22.40GB/s)

752 additional rendering cores

NVIDIA GeForce GT 220 's Advantages

Released 1 years late

More VRAM (1024GB vs 512GB)

Lower TDP (58W vs 150W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 Mac Edition +733%

1.2 TFLOPS

GeForce GT 220

0.144 TFLOPS

Radeon HD 4870 Mac Edition

VS

GeForce GT 220

Graphics Card

Jan 2009

Release Date

Jan 2010

Radeon R700

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

850 MHz

Memory Clock

700 MHz

Memory

512MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

128bit

108.8GB/s

Bandwidth

22.40GB/s

Render Config

10

Compute Units

-

SM Count

6

800

Shading Units

48

40

TMUs

24

16

ROPs

8

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

64 KB

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

4.800 GPixel/s

30.00 GTexel/s

Texture Rate

14.40 GTexel/s

-

1200 GFLOPS

FP32 (float)

144.0 GFLOPS

240.0 GFLOPS

FP64 (double)

-

Board Design

150W

TDP

58W

450 W

Suggested PSU

250 W

1x DVI 1x mini-DisplayPort 1.0

Outputs

1x DVI 1x HDMI 1x VGA

2x 6-pin

Power Connectors

-

Graphics Processor

RV770

GPU Name

G94

RV770 XT Mac (215-0669080)

GPU Variant

-

TeraScale

Architecture

Tesla

TSMC

Foundry

TSMC

55 nm

Process Size

65 nm

0.956 billion

Transistors

0.505 billion

256 mm²

Die Size

240 mm²

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.1

4.1

Shader Model

4.0

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