NVIDIA GeForce 8800 GT Mac Edition vs AMD Radeon HD 6770 Green Edition

VS

NVIDIA GeForce 8800 GT Mac Edition

AMD Radeon HD 6770 Green Edition

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8800 GT Mac Edition and 2GB VRAM Radeon HD 6770 Green Edition 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

Larger VRAM bandwidth (57.60GB/s vs 21.34GB/s)

AMD Radeon HD 6770 Green Edition 's Advantages

Released 5 years and 2 months late

More VRAM (2GB vs 512GB)

608 additional rendering cores

Lower TDP (86W vs 125W)

Score

Benchmark

FP32 (float)

GeForce 8800 GT Mac Edition

0.336 TFLOPS

Radeon HD 6770 Green Edition +200%

1.008 TFLOPS

GeForce 8800 GT Mac Edition

VS

Radeon HD 6770 Green Edition

Graphics Card

Feb 2008

Release Date

Apr 2013

GeForce 8

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

900 MHz

Memory Clock

667 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR3

256bit

Memory Bus

128bit

57.60GB/s

Bandwidth

21.34GB/s

Render Config

-

Compute Units

9

14

SM Count

-

112

Shading Units

720

56

TMUs

36

16

ROPs

16

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

11.20 GPixel/s

33.60 GTexel/s

Texture Rate

25.20 GTexel/s

-

336.0 GFLOPS

FP32 (float)

1008 GFLOPS

-

Board Design

125W

TDP

86W

300 W

Suggested PSU

250 W

2x DVI

Outputs

2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1

1x 6-pin

Power Connectors

-

Graphics Processor

G92

GPU Name

Juniper

G92-270-A2

GPU Variant

Juniper LE (215-0754009)

Tesla

Architecture

TeraScale 2

TSMC

Foundry

TSMC

65 nm

Process Size

40 nm

0.754 billion

Transistors

1.04 billion

324 mm²

Die Size

166 mm²

Graphics Features

11.1 (10_0)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

5.0

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