ATI Radeon X850 XT Platinum vs ATI X1800 XT

Primary details

GPU architecture, market segment, value for money and other general parameters compared.

Place in the ranking	not rated	not rated
Place by popularity	not in top-100	not in top-100
Architecture	R500 (2005−2007)	R400 (2004−2008)
GPU code name	R520	R480
Market segment	Desktop	Desktop
Release date	1 October 2005 (19 years ago)	21 December 2004 (19 years ago)
Launch price (MSRP)	$549	no data

Detailed specifications

General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Core clock speed	600 MHz	540 MHz
Number of transistors	321 million	160 million
Manufacturing process technology	90 nm	130 nm
Power consumption (TDP)	113 Watt	67 Watt
Texture fill rate	9.600	8.640
ROPs	16	16
TMUs	16	16

Form factor & compatibility

Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).

Interface	PCIe 1.0 x16	PCIe 1.0 x16
Width	2-slot	2-slot
Supplementary power connectors	1x 6-pin	1x 6-pin

VRAM capacity and type

Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.

Memory type	GDDR3	GDDR3
Maximum RAM amount	512 MB	256 MB
Memory bus width	256 Bit	256 Bit
Memory clock speed	700 MHz	590 MHz
Memory bandwidth	44.8 GB/s	37.76 GB/s

Connectivity and outputs

Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.

Display Connectors

2x DVI, 1x S-Video

1x DVI, 1x VGA, 1x S-Video

API compatibility

List of supported 3D and general-purpose computing APIs, including their specific versions.

DirectX	9.0c (9_3)	9.0b (9_2)
Shader Model	3.0	no data
OpenGL	2.0	2.0
OpenCL	N/A	N/A
Vulkan	N/A	N/A

Pros & cons summary

---

Recency	1 October 2005	21 December 2004
Maximum RAM amount	512 MB	256 MB
Chip lithography	90 nm	130 nm
Power consumption (TDP)	113 Watt	67 Watt

---

Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.

Vote for your favorite

Do you think we are right or mistaken in our choice? Vote by clicking "Like" button near your favorite graphics card.

---