NVIDIA GeForce 8800 GT Mac Edition vs ATI Radeon HD 4870

VS

NVIDIA GeForce 8800 GT Mac Edition

ATI Radeon HD 4870

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8800 GT Mac Edition and 512MB VRAM Radeon HD 4870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8800 GT Mac Edition 's Advantages

Lower TDP (125W vs 150W)

ATI Radeon HD 4870 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 57.60GB/s)

688 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8800 GT Mac Edition

0.336 TFLOPS

Radeon HD 4870 +257%

1.2 TFLOPS

GeForce 8800 GT Mac Edition

VS

Radeon HD 4870

Graphics Card

Feb 2008

Release Date

Jun 2008

GeForce 8

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

57.60GB/s

Bandwidth

115.2GB/s

Render Config

-

Compute Units

10

14

SM Count

-

112

Shading Units

800

56

TMUs

40

16

ROPs

16

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

12.00 GPixel/s

33.60 GTexel/s

Texture Rate

30.00 GTexel/s

-

336.0 GFLOPS

FP32 (float)

1200 GFLOPS

-

FP64 (double)

240.0 GFLOPS

Board Design

125W

TDP

150W

300 W

Suggested PSU

450 W

2x DVI

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

G92

GPU Name

RV770

G92-270-A2

GPU Variant

RV770 XT (215-0669049)

Tesla

Architecture

TeraScale

TSMC

Foundry

TSMC

65 nm

Process Size

55 nm

0.754 billion

Transistors

0.956 billion

324 mm²

Die Size

256 mm²

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

4.1

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