NVIDIA GeForce 6800 vs NVIDIA GeForce GTX 490

VS

NVIDIA GeForce 6800

NVIDIA GeForce GTX 490

We compared two Desktop platform GPUs: 256MB VRAM GeForce 6800 and 1536MB VRAM GeForce GTX 490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 490 's Advantages

More VRAM (1536GB vs 256GB)

Larger VRAM bandwidth (164.0GB/s vs 19.20GB/s)

480 additional rendering cores

Score

GeForce 6800

VS

GeForce GTX 490

Graphics Card

Nov 2004

Release Date

Unknown

GeForce 6 PCIe

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

300 MHz

Memory Clock

854 MHz

Memory

256MB

Memory Size

1536MB

DDR

Memory Type

GDDR5

256bit

Memory Bus

384bit

19.20GB/s

Bandwidth

164.0GB/s

Render Config

-

SM Count

15

-

Shading Units

480

12

TMUs

60

8

ROPs

48

-

L1 Cache

64 KB (per SM)

-

L2 Cache

768 KB

-

Theoretical Performance

2.600 GPixel/s

Pixel Rate

18.24 GPixel/s

3.900 GTexel/s

Texture Rate

36.48 GTexel/s

-

FP32 (float)

1166 GFLOPS

-

FP64 (double)

145.8 GFLOPS

Board Design

Unknown

TDP

365W

200 W

Suggested PSU

750 W

1x DVI 1x VGA 1x S-Video

Outputs

3x DVI 1x mini-DisplayPort

None

Power Connectors

2x 8-pin

Graphics Processor

NV41

GPU Name

GF100

-

GPU Variant

GF100-375-A3

Curie

Architecture

Fermi

TSMC

Foundry

TSMC

130 nm

Process Size

40 nm

0.19 billion

Transistors

3.1 billion

225 mm²

Die Size

529 mm²

Graphics Features

9.0c (9_3)

DirectX

12 (11_0)

2.0 (full) 2.1 (partial)

OpenGL

4.6

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.0

3.0

Shader Model

5.1

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