ATI Radeon HD 2600 XT vs ATI X1900 XTX

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Primary details

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

Place in the rankingnot rated1164
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data0.02
Power efficiencyno data1.11
ArchitectureR500 (2005−2007)TeraScale (2005−2013)
GPU code nameR580RV630
Market segmentDesktopDesktop
Release date24 January 2006 (18 years ago)28 June 2007 (17 years ago)
Launch price (MSRP)$399 $199

Cost-effectiveness evaluation

Performance to price ratio. The higher, the better.

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.

Pipelines / CUDA coresno data120
Core clock speed650 MHz800 MHz
Number of transistors384 million390 million
Manufacturing process technology90 nm65 nm
Power consumption (TDP)135 Watt45 Watt
Texture fill rate10.406.400
Floating-point processing powerno data0.192 TFLOPS
ROPs164
TMUs168

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).

InterfacePCIe 1.0 x16PCIe 1.0 x16
Length242 mmno data
Width2-slot1-slot
Supplementary power connectors1x 6-pinNone

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 typeGDDR3GDDR3
Maximum RAM amount512 MB256 MB
Memory bus width256 Bit128 Bit
Memory clock speed775 MHz700 MHz
Memory bandwidth49.6 GB/s22.4 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 Connectors2x DVI, 1x S-Video2x DVI, 1x S-Video

API compatibility

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

DirectX9.0c (9_3)10.0 (10_0)
Shader Model3.04.0
OpenGL2.1 (full) 3.0 (partial)3.3
OpenCLN/AN/A
VulkanN/AN/A

Pros & cons summary


Recency 24 January 2006 28 June 2007
Maximum RAM amount 512 MB 256 MB
Chip lithography 90 nm 65 nm
Power consumption (TDP) 135 Watt 45 Watt

ATI X1900 XTX has a 100% higher maximum VRAM amount.

ATI HD 2600 XT, on the other hand, has an age advantage of 1 year, a 38.5% more advanced lithography process, and 200% lower power consumption.

We couldn't decide between Radeon X1900 XTX and Radeon HD 2600 XT. We've got no test results to judge.


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

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ATI Radeon X1900 XTX
Radeon X1900 XTX
ATI Radeon HD 2600 XT
Radeon HD 2600 XT

Comparisons with similar GPUs

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Community ratings

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3.4 9 votes

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3.4 93 votes

Rate Radeon HD 2600 XT on a scale of 1 to 5:

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Questions & comments

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