Sapphire Radeon X1800XL 256MB

19  Sapphire Radeon X1800XL 256MB

The Canadian Giant, ATi has been releasing a lot of information to media about the X1000 family of graphic cards. Does the X1800 family of graphic processor live up to all of the hype that has been spun around it? Today, we will take an insight on one of its family members, the X1800XL, from one of ATi’s close partners, Sapphire.

The Canadian Giant, ATi has been releasing a lot of information
to media about the X1000 family of graphic cards. Does the X1800 family of graphic
processor live up to all of the hype that has been spun around it? Today, we
will take an insight on one of its family members, the X1800XL, from one ATi’s
close partners, Sapphire.

1  Sapphire Radeon X1800XL 256MB

Let’s take a look at the specifications of this reference
board, and how it lines up in the family of the X1000 cards.

ATI
Radeon

X1800
XT
(R520)

X1800
XL
(R520)

X1600
XT
(R530)

X1600
Pro
(R530)

X1300
Pro
(R515)


ATI X1300
(R515)

 Process

90nm

90nm

90nm

90nm

90nm

90nm

 Transistor
count

321
million

321
million

157
million

157
million

105
million

105 million

 Core
clock

625MHz

500MHz

590MHz

500MHz

600MHz

450MHz

 Memory
clock

1500MHz

1000MHz

1380MHz

780MHz

800MHz

500MHz

 Memory
bandwidth

48GB/sec

32GB/sec

22GB/sec

12.4GB/sec

17.6GB/sec

16GB/sec

 Pixel
pipelines

16

16

12

12

4

4

 Pixel
Fillrate

10
GPixels/sec

8
GPixels/sec

2.36
GPixels/sec

2
GPixels/sec

2.4
GPixels/sec

1.8 GPixels/sec

 Vertex
pipelines

8

8

5

5

2

2

 Memory
interface

256-bit

256-bit

128-bit

128-bit

128-bit

128-bit

The X1800XL, having 16 pipelines like it’s bigger brother the X1800XT,
is clocked at 500MHz on core and 1000MHz on memory. This would ensure that the
X1800XL would not over-shadow ATi’s current flagship, the X1800XT.

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