NVIDIA GeForce 7800 GTX 512 vs ATI Radeon HD 4450

VS

NVIDIA GeForce 7800 GTX 512

ATI Radeon HD 4450

We compared two Desktop platform GPUs: 512MB VRAM GeForce 7800 GTX 512 and 512MB VRAM Radeon HD 4450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 7800 GTX 512 's Advantages

Larger VRAM bandwidth (51.20GB/s vs 6.400GB/s)

ATI Radeon HD 4450 's Advantages

Released 6 years late

80 additional rendering cores

Lower TDP (25W vs 108W)

Score

GeForce 7800 GTX 512

VS

Radeon HD 4450

Graphics Card

Nov 2005

Release Date

Nov 2011

GeForce 7 PCIe

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

800 MHz

Memory Clock

400 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

DDR2

256bit

Memory Bus

64bit

51.20GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

1

-

Shading Units

80

24

TMUs

8

16

ROPs

4

-

L1 Cache

16 KB (per CU)

-

L2 Cache

64 KB

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

2.400 GPixel/s

12.00 GTexel/s

Texture Rate

4.800 GTexel/s

-

FP32 (float)

96.00 GFLOPS

-

Board Design

108W

TDP

25W

300 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0

-

Power Connectors

None

Graphics Processor

G70

GPU Name

RV710

GF-7800-GTX-512-A2

GPU Variant

RV710 (215-0725016)

Curie

Architecture

TeraScale

TSMC

Foundry

TSMC

110 nm

Process Size

55 nm

0.302 billion

Transistors

0.242 billion

333 mm²

Die Size

73 mm²

Graphics Features

9.0c (9_3)

DirectX

10.1 (10_1)

2.1

OpenGL

3.3

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

3.0

Shader Model

4.1

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