ATI Radeon HD 3450 PCI vs ATI HD 3850

Primary details

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

Place in the ranking1102not rated
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluation0.04no data
Power efficiency0.95no data
ArchitectureTeraScale (2005−2013)TeraScale (2005−2013)
GPU code nameRV670RV620
Market segmentDesktopDesktop
Release date19 November 2007 (17 years ago)23 January 2008 (16 years ago)
Launch price (MSRP)$179 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 cores32040
Core clock speed668 MHz600 MHz
Number of transistors666 million181 million
Manufacturing process technology55 nm55 nm
Power consumption (TDP)75 Watt25 Watt
Texture fill rate10.692.400
Floating-point processing power0.4275 TFLOPS0.048 TFLOPS
ROPs164
TMUs164

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 x16PCI
Length208 mmno data
Width1-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 typeGDDR3DDR2
Maximum RAM amount1 GB512 MB
Memory bus width256 Bit64 Bit
Memory clock speed830 MHz400 MHz
Memory bandwidth53.12 GB/s6.4 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-Video1x DVI, 1x S-Video

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
OpenCLN/AN/A
VulkanN/AN/A

Pros & cons summary


Recency 19 November 2007 23 January 2008
Maximum RAM amount 1 GB 512 MB
Power consumption (TDP) 75 Watt 25 Watt

ATI HD 3850 has a 100% higher maximum VRAM amount.

ATI HD 3450 PCI, on the other hand, has an age advantage of 2 months, and 200% lower power consumption.

We couldn't decide between Radeon HD 3850 and Radeon HD 3450 PCI. 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
Radeon HD 3850
ATI Radeon HD 3450 PCI
Radeon HD 3450 PCI

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Community ratings

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3.4 205 votes

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Questions & comments

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