NVIDIA GeForce 8800 GT vs ATI Radeon X1550 PCI

VS

NVIDIA GeForce 8800 GT

ATI Radeon X1550 PCI

We compared two Desktop platform GPUs: 512MB VRAM GeForce 8800 GT and 256MB VRAM Radeon X1550 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 8800 GT 's Advantages

Released 9 months late

More VRAM (512GB vs 256GB)

Larger VRAM bandwidth (57.60GB/s vs 4.256GB/s)

112 additional rendering cores

ATI Radeon X1550 PCI 's Advantages

Lower TDP (27W vs 125W)

Score

GeForce 8800 GT

VS

Radeon X1550 PCI

Graphics Card

Oct 2007

Release Date

Jan 2007

GeForce 8

Generation

Radeon R500 PCIe

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 1.0 x16

Clock Speeds

-

900 MHz

Memory Clock

266 MHz

Memory

512MB

Memory Size

256MB

GDDR3

Memory Type

DDR2

256bit

Memory Bus

64bit

57.60GB/s

Bandwidth

4.256GB/s

Render Config

-

14

SM Count

-

112

Shading Units

-

56

TMUs

4

16

ROPs

4

-

64 KB

L2 Cache

-

Theoretical Performance

9.600 GPixel/s

Pixel Rate

1.808 GPixel/s

33.60 GTexel/s

Texture Rate

1.808 GTexel/s

-

336.0 GFLOPS

FP32 (float)

-

Board Design

125W

TDP

27W

300 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

G92

GPU Name

RV516

G92-270-A2

GPU Variant

-

Tesla

Architecture

R500

TSMC

Foundry

UMC

65 nm

Process Size

80 nm

0.754 billion

Transistors

0.107 billion

324 mm²

Die Size

100 mm²

Graphics Features

11.1 (10_0)

DirectX

9.0c (9_3)

3.3

OpenGL

2.1

1.1

OpenCL

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

3.0

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