ATI Radeon HD 3850 X3 vs ATI HD 3850 X2

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Primary details

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

Place in the ranking868not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.09no data
Power efficiency1.04no data
ArchitectureTeraScale (2005−2013)TeraScale (2005−2013)
GPU code nameRV670RV670
Market segmentDesktopDesktop
Release date4 April 2008 (16 years ago)no data
Launch price (MSRP)$349 no data

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 cores320320
Core clock speed669 MHz669 MHz
Number of transistors666 million666 million
Manufacturing process technology55 nm55 nm
Power consumption (TDP)140 Watt145 Watt
Texture fill rate10.7010.70
Floating-point processing power0.4282 TFLOPSno data
ROPs1616
TMUs1616

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 2.0 x16PCIe 2.0 x16
Length267 mm292 mm
Width2-slot2-slot
Supplementary power connectorsno data1x 8-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 typeGDDR3GDDR3
Maximum RAM amount512 MB512 MB
Memory bus width256 Bit256 Bit
Memory clock speed828 MHz1700 MBps
Memory bandwidth52.99 GB/s54.4 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-Video4x DVI

API compatibility

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

DirectX10.1 (10_1)10.1 (10_1)
Shader Model4.14.1
OpenGL3.33.3 (full) 4.0 (partial)
OpenCLN/AN/A
VulkanN/AN/A

Pros & cons summary


Power consumption (TDP) 140 Watt 145 Watt

ATI HD 3850 X2 has 3.6% lower power consumption.

We couldn't decide between Radeon HD 3850 X2 and Radeon HD 3850 X3. 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 HD 3850 X2
Radeon HD 3850 X2
ATI Radeon HD 3850 X3
Radeon HD 3850 X3

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Community ratings

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2.3 6 votes

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5 1 vote

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Questions & comments

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