ATI Radeon HD 3850 X3 vs NVIDIA GeForce 7800 GTX 512

VS

ATI Radeon HD 3850 X3

NVIDIA GeForce 7800 GTX 512

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3850 X3 and 512MB VRAM GeForce 7800 GTX 512 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3850 X3 's Advantages

Larger VRAM bandwidth (54.40GB/s vs 51.20GB/s)

320 additional rendering cores

NVIDIA GeForce 7800 GTX 512 's Advantages

Lower TDP (108W vs 145W)

Score

Radeon HD 3850 X3

VS

GeForce 7800 GTX 512

Graphics Card

Unknown

Release Date

Nov 2005

Radeon R600

Generation

GeForce 7 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

850 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

256bit

Memory Bus

256bit

54.40GB/s

Bandwidth

51.20GB/s

Render Config

4

Compute Units

-

320

Shading Units

-

16

TMUs

24

16

ROPs

16

-

256 KB

L2 Cache

-

Theoretical Performance

10.70 GPixel/s

Pixel Rate

8.000 GPixel/s

10.70 GTexel/s

Texture Rate

12.00 GTexel/s

-

428.2 GFLOPS

FP32 (float)

-

Board Design

145W

TDP

108W

300 W

Suggested PSU

300 W

4x DVI

Outputs

2x DVI 1x S-Video

1x 8-pin

Power Connectors

-

Graphics Processor

RV670

GPU Name

G70

RV670 PRO (215-0708003)

GPU Variant

GF-7800-GTX-512-A2

TeraScale

Architecture

Curie

TSMC

Foundry

TSMC

55 nm

Process Size

110 nm

0.666 billion

Transistors

0.302 billion

192 mm²

Die Size

333 mm²

Graphics Features

10.1 (10_1)

DirectX

9.0c (9_3)

3.3 (full) 4.0 (partial)

OpenGL

2.1

N/A

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

3.0

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