AMD Radeon HD 6850 vs NVIDIA GeForce 6800

VS

AMD Radeon HD 6850

NVIDIA GeForce 6800

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6850 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 6850 's Advantages

Released 5 years and 11 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (128.0GB/s vs 19.20GB/s)

960 additional rendering cores

Score

Radeon HD 6850

VS

GeForce 6800

Graphics Card

Oct 2010

Release Date

Nov 2004

Northern Islands

Generation

GeForce 6 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

1000 MHz

Memory Clock

300 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

DDR

256bit

Memory Bus

256bit

128.0GB/s

Bandwidth

19.20GB/s

Render Config

12

Compute Units

-

960

Shading Units

-

48

TMUs

12

32

ROPs

8

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

24.80 GPixel/s

Pixel Rate

2.600 GPixel/s

37.20 GTexel/s

Texture Rate

3.900 GTexel/s

-

1488 GFLOPS

FP32 (float)

-

Board Design

127W

TDP

Unknown

300 W

Suggested PSU

200 W

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

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

Barts

GPU Name

NV41

Barts PRO (215-0798006)

GPU Variant

-

TeraScale 2

Architecture

Curie

TSMC

Foundry

TSMC

40 nm

Process Size

130 nm

1.7 billion

Transistors

0.19 billion

255 mm²

Die Size

225 mm²

Graphics Features

11.2 (11_0)

DirectX

9.0c (9_3)

4.4

OpenGL

2.0 (full) 2.1 (partial)

1.2

OpenCL

N/A

Vulkan

N/A

-

5.0

Shader Model

3.0

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