NVIDIA GeForce 8800 GT Mac Edition vs AMD Radeon Sky 500

VS

NVIDIA GeForce 8800 GT Mac Edition

AMD Radeon Sky 500

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8800 GT Mac Edition and 4GB VRAM Radeon Sky 500 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)

AMD Radeon Sky 500 's Advantages

Released 5 years and 1 months late

More VRAM (4GB vs 512GB)

Larger VRAM bandwidth (153.6GB/s vs 57.60GB/s)

1168 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 8800 GT Mac Edition

0.336 TFLOPS

Radeon Sky 500 +623%

2.432 TFLOPS

GeForce 8800 GT Mac Edition

VS

Radeon Sky 500

Graphics Card

Feb 2008

Release Date

Mar 2013

GeForce 8

Generation

Radeon Sky

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

900 MHz

Memory Clock

1200 MHz

Memory

512MB

Memory Size

4GB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

57.60GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

14

SM Count

-

112

Shading Units

1280

56

TMUs

80

16

ROPs

32

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

512 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

30.40 GPixel/s

33.60 GTexel/s

Texture Rate

76.00 GTexel/s

-

336.0 GFLOPS

FP32 (float)

2.432 TFLOPS

-

FP64 (double)

152.0 GFLOPS

Board Design

125W

TDP

150W

300 W

Suggested PSU

450 W

2x DVI

Outputs

1x DisplayPort 1.2

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

G92

GPU Name

Pitcairn

G92-270-A2

GPU Variant

Pitcairn XT GL (215-0828073)

Tesla

Architecture

GCN 1.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.754 billion

Transistors

2.8 billion

324 mm²

Die Size

212 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (11_1)

3.3

OpenGL

4.6

1.1

OpenCL

1.2

N/A

Vulkan

1.2

1.1

CUDA

-

4.0

Shader Model

5.1

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