ATI Mobility Radeon HD 5450 vs ATI Mobility HD 3850

Primary details

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

Place in the ranking1174not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.34no data
ArchitectureTeraScale (2005−2013)TeraScale 2 (2009−2015)
GPU code nameM88Park
Market segmentLaptopLaptop
Release date4 June 2008 (16 years ago)7 January 2010 (14 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 cores32080
Core clock speed580 MHz650 MHz
Number of transistors666 million292 million
Manufacturing process technology55 nm40 nm
Power consumption (TDP)35 Watt11 Watt
Texture fill rate9.2805.200
Floating-point processing power0.3712 TFLOPS0.104 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).

Laptop sizelargeno data
InterfacePCIe 2.0 x16PCIe 2.0 x16

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 MB1 GB
Memory bus width256 Bit64 Bit
Memory clock speed750 MHz667 MHz
Memory bandwidth48 GB/s10.67 GB/s
Shared memory--

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 ConnectorsNo outputsNo outputs

API compatibility

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

DirectX10.1 (10_1)11.2 (11_0)
Shader Model4.15.0
OpenGL3.34.4
OpenCLN/A1.2
VulkanN/AN/A

Pros & cons summary


Recency 4 June 2008 7 January 2010
Maximum RAM amount 512 MB 1 GB
Chip lithography 55 nm 40 nm
Power consumption (TDP) 35 Watt 11 Watt

ATI Mobility HD 5450 has an age advantage of 1 year, a 100% higher maximum VRAM amount, a 37.5% more advanced lithography process, and 218.2% lower power consumption.

We couldn't decide between Mobility Radeon HD 3850 and Mobility Radeon HD 5450. 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 Mobility Radeon HD 3850
Mobility Radeon HD 3850
ATI Mobility Radeon HD 5450
Mobility Radeon HD 5450

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Community ratings

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1 1 vote

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3.1 22 votes

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