GeForce 256 SDR vs ATI Radeon X1600

Primary details

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

Place in the ranking	1454	not rated
Place by popularity	not in top-100	not in top-100
Power efficiency	0.31	no data
Architecture	Ultra-Threaded SE (2005−2007)	Celsius (1999−2005)
GPU code name	RV516	NV10
Market segment	Desktop	Desktop
Release date	2007 (18 years ago)	11 October 1999 (25 years ago)
Launch price (MSRP)	no data	$249

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	635 MHz	120 MHz
Number of transistors	105 million	17 million
Manufacturing process technology	90 nm	220 nm
Power consumption (TDP)	27 Watt	no data
Texture fill rate	2.540	0.48
ROPs	4	4
TMUs	4	4

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	AGP 4x
Width	1-slot	1-slot
Supplementary power connectors	None	None

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	DDR2	SDR
Maximum RAM amount	512 MB	32 MB
Memory bus width	128 Bit	64 Bit
Memory clock speed	800 MBps	143 MHz
Memory bandwidth	12.8 GB/s	1.144 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 VGA

API and SDK compatibility

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

DirectX	9.0c (9_3)	7.0
Shader Model	3.0	no data
OpenGL	2.1	1.2
OpenCL	N/A	N/A
Vulkan	N/A	N/A

Pros & cons summary

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Maximum RAM amount	512 MB	32 MB
Chip lithography	90 nm	220 nm

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