AMD Radeon HD 7790 vs NVIDIA GeForce 6800

VS

AMD Radeon HD 7790

NVIDIA GeForce 6800

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 7790 and 256MB VRAM GeForce 6800 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7790 's Advantages

Released 8 years and 4 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (96.00GB/s vs 19.20GB/s)

896 additional rendering cores

Score

Radeon HD 7790

VS

GeForce 6800

Graphics Card

Mar 2013

Release Date

Nov 2004

Southern Islands

Generation

GeForce 6 PCIe

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1500 MHz

Memory Clock

300 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

DDR

128bit

Memory Bus

256bit

96.00GB/s

Bandwidth

19.20GB/s

Render Config

14

Compute Units

-

896

Shading Units

-

56

TMUs

12

16

ROPs

8

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

-

Theoretical Performance

16.00 GPixel/s

Pixel Rate

2.600 GPixel/s

56.00 GTexel/s

Texture Rate

3.900 GTexel/s

-

1.792 TFLOPS

FP32 (float)

-

112.0 GFLOPS

FP64 (double)

-

Board Design

85W

TDP

Unknown

250 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

Bonaire

GPU Name

NV41

Bonaire XT (215-0839039)

GPU Variant

-

GCN 2.0

Architecture

Curie

TSMC

Foundry

TSMC

28 nm

Process Size

130 nm

2.08 billion

Transistors

0.19 billion

160 mm²

Die Size

225 mm²

Graphics Features

12 (12_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.0 (full) 2.1 (partial)

2.0

OpenCL

N/A

1.2

Vulkan

N/A

-

6.3

Shader Model

3.0

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