NVIDIA GeForce 8800 GT Mac Edition vs AMD Radeon HD 7790

VS

NVIDIA GeForce 8800 GT Mac Edition

AMD Radeon HD 7790

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8800 GT Mac Edition and 1024MB VRAM Radeon HD 7790 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7790 's Advantages

Released 5 years and 1 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (96.00GB/s vs 57.60GB/s)

784 additional rendering cores

Lower TDP (85W vs 125W)

Score

Benchmark

FP32 (float)

GeForce 8800 GT Mac Edition

0.336 TFLOPS

Radeon HD 7790 +433%

1.792 TFLOPS

GeForce 8800 GT Mac Edition

VS

Radeon HD 7790

Graphics Card

Feb 2008

Release Date

Mar 2013

GeForce 8

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

900 MHz

Memory Clock

1500 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

128bit

57.60GB/s

Bandwidth

96.00GB/s

Render Config

-

Compute Units

14

SM Count

-

112

Shading Units

896

56

TMUs

56

16

ROPs

16

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

256 KB

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

16.00 GPixel/s

33.60 GTexel/s

Texture Rate

56.00 GTexel/s

-

336.0 GFLOPS

FP32 (float)

1.792 TFLOPS

-

FP64 (double)

112.0 GFLOPS

Board Design

125W

TDP

85W

300 W

Suggested PSU

250 W

2x DVI

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 6-pin

Power Connectors

1x 6-pin

Graphics Processor

G92

GPU Name

Bonaire

G92-270-A2

GPU Variant

Bonaire XT (215-0839039)

Tesla

Architecture

GCN 2.0

TSMC

Foundry

TSMC

65 nm

Process Size

28 nm

0.754 billion

Transistors

2.08 billion

324 mm²

Die Size

160 mm²

Graphics Features

11.1 (10_0)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

1.1

CUDA

-

4.0

Shader Model

6.3

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