NVIDIA GeForce 7800 GTX 512 vs ATI Radeon HD 5450 PCIe x1

VS

NVIDIA GeForce 7800 GTX 512

ATI Radeon HD 5450 PCIe x1

We compared two Desktop platform GPUs: 512MB VRAM GeForce 7800 GTX 512 and 512MB VRAM Radeon HD 5450 PCIe x1 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 8.000GB/s)

ATI Radeon HD 5450 PCIe x1 's Advantages

Released 4 years and 3 months late

80 additional rendering cores

Lower TDP (19W vs 108W)

Score

GeForce 7800 GTX 512

VS

Radeon HD 5450 PCIe x1

Graphics Card

Nov 2005

Release Date

Feb 2010

GeForce 7 PCIe

Generation

Evergreen

Desktop

Type

Desktop

PCIe 1.0 x16

Bus Interface

PCIe 2.0 x1

Clock Speeds

-

800 MHz

Memory Clock

500 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

DDR3

256bit

Memory Bus

64bit

51.20GB/s

Bandwidth

8.000GB/s

Render Config

-

Compute Units

2

-

Shading Units

80

24

TMUs

8

16

ROPs

4

-

L1 Cache

8 KB (per CU)

-

L2 Cache

128 KB

-

Theoretical Performance

8.000 GPixel/s

Pixel Rate

2.600 GPixel/s

12.00 GTexel/s

Texture Rate

5.200 GTexel/s

-

FP32 (float)

104.0 GFLOPS

-

Board Design

108W

TDP

19W

300 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

-

Graphics Processor

G70

GPU Name

Cedar

GF-7800-GTX-512-A2

GPU Variant

Cedar PRO

Curie

Architecture

TeraScale 2

TSMC

Foundry

TSMC

110 nm

Process Size

40 nm

0.302 billion

Transistors

0.292 billion

333 mm²

Die Size

59 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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