NVIDIA GeForce GTX 470 X2 vs NVIDIA GeForce 7800 GTX 512

VS

NVIDIA GeForce GTX 470 X2

NVIDIA GeForce 7800 GTX 512

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 470 X2 and 512MB VRAM GeForce 7800 GTX 512 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 470 X2 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (107.1GB/s vs 51.20GB/s)

352 additional rendering cores

NVIDIA GeForce 7800 GTX 512 's Advantages

Lower TDP (108W vs 215W)

Score

GeForce GTX 470 X2

VS

GeForce 7800 GTX 512

Graphics Card

Unknown

Release Date

Nov 2005

GeForce 400

Generation

GeForce 7 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

837 MHz

Memory Clock

800 MHz

Memory

1024MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

256bit

107.1GB/s

Bandwidth

51.20GB/s

Render Config

-

11

SM Count

-

352

Shading Units

-

44

TMUs

24

32

ROPs

16

-

64 KB (per SM)

L1 Cache

-

512 KB

L2 Cache

-

Theoretical Performance

13.38 GPixel/s

Pixel Rate

8.000 GPixel/s

26.75 GTexel/s

Texture Rate

12.00 GTexel/s

-

855.4 GFLOPS

FP32 (float)

-

Board Design

215W

TDP

108W

550 W

Suggested PSU

300 W

3x DVI

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

-

Graphics Processor

GF100

GPU Name

G70

GF100-030-A3

GPU Variant

GF-7800-GTX-512-A2

Fermi

Architecture

Curie

TSMC

Foundry

TSMC

40 nm

Process Size

110 nm

3.1 billion

Transistors

0.302 billion

529 mm²

Die Size

333 mm²

Graphics Features

12 (11_0)

DirectX

9.0c (9_3)

4.6

OpenGL

2.1

1.1

OpenCL

N/A

Vulkan

N/A

2.0

CUDA

-

5.1

Shader Model

3.0

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