NVIDIA GeForce 7800 GTX 512 vs AMD Radeon HD 6790

VS

NVIDIA GeForce 7800 GTX 512

AMD Radeon HD 6790

We compared two Desktop platform GPUs: 512MB VRAM GeForce 7800 GTX 512 and 1024MB VRAM Radeon HD 6790 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 7800 GTX 512 's Advantages

Lower TDP (108W vs 150W)

AMD Radeon HD 6790 's Advantages

Released 5 years and 5 months late

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (134.4GB/s vs 51.20GB/s)

800 additional rendering cores

Score

GeForce 7800 GTX 512

VS

Radeon HD 6790

Graphics Card

Nov 2005

Release Date

Apr 2011

GeForce 7 PCIe

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

1050 MHz

Memory

512MB

Memory Size

1024MB

GDDR3

Memory Type

GDDR5

256bit

Memory Bus

256bit

51.20GB/s

Bandwidth

134.4GB/s

Render Config

-

Compute Units

10

-

Shading Units

800

24

TMUs

40

16

ROPs

16

-

L1 Cache

8 KB (per CU)

-

L2 Cache

512 KB

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

13.44 GPixel/s

12.00 GTexel/s

Texture Rate

33.60 GTexel/s

-

FP32 (float)

1344 GFLOPS

-

Board Design

108W

TDP

150W

300 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

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

-

Power Connectors

2x 6-pin

Graphics Processor

G70

GPU Name

Barts

GF-7800-GTX-512-A2

GPU Variant

Barts LE (215-0798002)

Curie

Architecture

TeraScale 2

TSMC

Foundry

TSMC

110 nm

Process Size

40 nm

0.302 billion

Transistors

1.7 billion

333 mm²

Die Size

255 mm²

Graphics Features

9.0c (9_3)

DirectX

11.2 (11_0)

2.1

OpenGL

4.4

N/A

OpenCL

1.2

N/A

Vulkan

N/A

-

3.0

Shader Model

5.0

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