ATI FireGL Z1-128 vs ATI Mobility Radeon HD 5850

Primary details

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

Place in the ranking901not rated
Place by popularitynot in top-100not in top-100
Power efficiency4.43no data
ArchitectureTeraScale 2 (2009−2015)Rage 8 (2002−2007)
GPU code nameBroadwayR300
Market segmentLaptopWorkstation
Release date7 January 2010 (14 years ago)1 October 2002 (22 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 cores800no data
Core clock speed500 MHz325 MHz
Number of transistors1,040 million110 million
Manufacturing process technology40 nm150 nm
Power consumption (TDP)30 Wattno data
Texture fill rate20.001.300
Floating-point processing power0.8 TFLOPSno data
ROPs164
TMUs404

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 x16AGP 8x
Widthno data1-slot
Supplementary power connectorsno dataNone

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 typeGDDR5DDR
Maximum RAM amount1 GB128 MB
Memory bus width128 Bit256 Bit
Memory clock speed1000 MHz310 MHz
Memory bandwidth64 GB/s19.84 GB/s
Shared memory-no data

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 outputs2x DVI, 1x S-Video

API compatibility

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

DirectX11.2 (11_0)9.0 (9_0)
Shader Model5.0no data
OpenGL4.42.0
OpenCL1.2N/A
VulkanN/AN/A

Pros & cons summary


Recency 7 January 2010 1 October 2002
Maximum RAM amount 1 GB 128 MB
Chip lithography 40 nm 150 nm

ATI Mobility HD 5850 has an age advantage of 7 years, a 700% higher maximum VRAM amount, and a 275% more advanced lithography process.

We couldn't decide between Mobility Radeon HD 5850 and FireGL Z1-128. We've got no test results to judge.

Be aware that Mobility Radeon HD 5850 is a notebook card while FireGL Z1-128 is a workstation one.


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 5850
Mobility Radeon HD 5850
ATI FireGL Z1-128
FireGL Z1-128

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Community ratings

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