ATI Radeon HD 4770 vs NVIDIA GeForce 7800 GTX 512

VS

ATI Radeon HD 4770

NVIDIA GeForce 7800 GTX 512

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4770 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 4770 's Advantages

Released 3 years and 5 months late

640 additional rendering cores

Lower TDP (80W vs 108W)

Score

Radeon HD 4770

VS

GeForce 7800 GTX 512

Graphics Card

Apr 2009

Release Date

Nov 2005

Radeon R700

Generation

GeForce 7 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

800 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

128bit

Memory Bus

256bit

51.20GB/s

Bandwidth

51.20GB/s

Render Config

8

Compute Units

-

640

Shading Units

-

32

TMUs

24

16

ROPs

16

-

16 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

-

Theoretical Performance

12.00 GPixel/s

Pixel Rate

8.000 GPixel/s

24.00 GTexel/s

Texture Rate

12.00 GTexel/s

-

960.0 GFLOPS

FP32 (float)

-

192.0 GFLOPS

FP64 (double)

-

Board Design

80W

TDP

108W

250 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

1x 6-pin

Power Connectors

-

Graphics Processor

RV740

GPU Name

G70

RV740 XT (215-0727019)

GPU Variant

GF-7800-GTX-512-A2

TeraScale

Architecture

Curie

TSMC

Foundry

TSMC

40 nm

Process Size

110 nm

0.826 billion

Transistors

0.302 billion

137 mm²

Die Size

333 mm²

Graphics Features

10.1 (10_1)

DirectX

9.0c (9_3)

3.3

OpenGL

2.1

1.1

OpenCL

N/A

Vulkan

N/A

-

4.1

Shader Model

3.0

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