ATI Radeon HD 3850 X3 vs ATI HD 4670 AGP

Primary details

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

Place in the rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureTeraScale (2005−2013)TeraScale (2005−2013)
GPU code nameRV730RV670
Market segmentDesktopDesktop
Release date17 July 2007 (17 years ago)no data (2024 years ago)

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 speed750 MHz669 MHz
Number of transistors514 million666 million
Manufacturing process technology55 nm55 nm
Power consumption (TDP)59 Watt145 Watt
Texture fill rate24.0010.70
Floating-point processing power0.48 TFLOPSno data
ROPs816
TMUs3216

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).

InterfaceAGP 8xPCIe 2.0 x16
Length193 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 amount1 GB512 MB
Memory bus width128 Bit256 Bit
Memory clock speed800 MHz1700 MBps
Memory bandwidth25.6 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 Connectors1x DVI, 1x HDMI, 1x VGA4x DVI
HDMI+-

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)
OpenCL1.1N/A
VulkanN/AN/A

Pros & cons summary


Maximum RAM amount 1 GB 512 MB
Power consumption (TDP) 59 Watt 145 Watt

ATI HD 4670 AGP has a 100% higher maximum VRAM amount, and 145.8% lower power consumption.

We couldn't decide between Radeon HD 4670 AGP 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 4670 AGP
Radeon HD 4670 AGP
ATI Radeon HD 3850 X3
Radeon HD 3850 X3

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Community ratings

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3.5 13 votes

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5 1 vote

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