ATI Radeon X1950 XTX Uber Edition vs ATI HD 3870 AGP

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	TeraScale (2005−2013)	R500 (2005−2007)
GPU code name	RV670	R580+
Market segment	Desktop	Desktop
Release date	no data (2024 years ago)	19 January 2007 (17 years ago)
Launch price (MSRP)	no data	$788

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.

Pipelines / CUDA cores	320	no data
Core clock speed	777 MHz	670 MHz
Number of transistors	666 million	384 million
Manufacturing process technology	55 nm	90 nm
Power consumption (TDP)	106 Watt	125 Watt
Texture fill rate	12.43	10.72
Floating-point processing power	0.4973 TFLOPS	no data
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	AGP 8x	PCIe 1.0 x16
Length	241 mm	230 mm
Width	2-slot	2-slot
Supplementary power connectors	1x 8-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	GDDR4	GDDR4
Maximum RAM amount	512 MB	512 MB
Memory bus width	256 Bit	256 Bit
Memory clock speed	1126 MHz	1050 MHz
Memory bandwidth	72.06 GB/s	67.2 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 VHDCI

API compatibility

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

DirectX	10.1 (10_1)	9.0c (9_3)
Shader Model	4.1	3.0
OpenGL	3.3 (full) 4.0 (partial)	2.0
OpenCL	N/A	N/A
Vulkan	N/A	N/A

Pros & cons summary

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Chip lithography	55 nm	90 nm
Power consumption (TDP)	106 Watt	125 Watt

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