L40 CNX vs FireGL Z1-128

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Primary details

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

Place in performance rankingnot ratednot rated
Place by popularitynot in top-100not in top-100
ArchitectureRage 8 (2002−2006)Ada Lovelace
GPU code nameR300AD102
Market segmentWorkstationDesktop
Release date1 October 2002 (21 year ago)13 October 2022 (1 year ago)
Current price$38 no data

Detailed specifications

General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.

Pipelines / CUDA coresno data18176
Core clock speed325 MHzno data
Boost clock speedno data2475 MHz
Number of transistors110 million76,300 million
Manufacturing process technology150 nm4 nm
Power consumption (TDP)no data300 Watt
Texture fill rate1.3001,406

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 4.0 x16
Lengthno data267 mm
Width1-slot2-slot
Supplementary power connectorsNone1x 16-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 typeDDRGDDR6
Maximum RAM amount128 MB24 GB
Memory bus width256 Bit384 Bit
Memory clock speed620 MHz18 GB/s
Memory bandwidth19.84 GB/s864.0 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 HDMI 2.1, 3x DisplayPort 1.4a
HDMIno data+

API compatibility

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

DirectX9.0 (9_0)12 Ultimate (12_2)
Shader Modelno data6.7
OpenGL2.04.6
OpenCLN/A3.0
VulkanN/A1.3
CUDAno data8.9

Pros & cons summary


Recency 1 October 2002 13 October 2022
Maximum RAM amount 128 MB 24 GB
Chip lithography 150 nm 4 nm

We couldn't decide between FireGL Z1-128 and L40 CNX. We've got no test results to judge.

Be aware that FireGL Z1-128 is a workstation graphics card while L40 CNX is a desktop 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 FireGL Z1-128
FireGL Z1-128
NVIDIA L40 CNX
L40 CNX

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Community ratings

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Questions & comments

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