ATI Radeon HD 4450 vs NVIDIA GeForce 7800 GTX 512

VS

ATI Radeon HD 4450

NVIDIA GeForce 7800 GTX 512

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4450 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 4450 's Advantages

Released 6 years late

80 additional rendering cores

Lower TDP (25W vs 108W)

NVIDIA GeForce 7800 GTX 512 's Advantages

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

Score

Radeon HD 4450

VS

GeForce 7800 GTX 512

Graphics Card

Nov 2011

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

-

400 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

512MB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

256bit

6.400GB/s

Bandwidth

51.20GB/s

Render Config

1

Compute Units

-

80

Shading Units

-

8

TMUs

24

4

ROPs

16

-

16 KB (per CU)

L1 Cache

-

64 KB

L2 Cache

-

Theoretical Performance

2.400 GPixel/s

Pixel Rate

8.000 GPixel/s

4.800 GTexel/s

Texture Rate

12.00 GTexel/s

-

96.00 GFLOPS

FP32 (float)

-

Board Design

25W

TDP

108W

200 W

Suggested PSU

300 W

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

Outputs

2x DVI 1x S-Video

None

Power Connectors

-

Graphics Processor

RV710

GPU Name

G70

RV710 (215-0725016)

GPU Variant

GF-7800-GTX-512-A2

TeraScale

Architecture

Curie

TSMC

Foundry

TSMC

55 nm

Process Size

110 nm

0.242 billion

Transistors

0.302 billion

73 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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