Matrox Parhelia 256 MB vs Quadro FX 770M

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Primary details

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

Place in the ranking1208not rated
Place by popularitynot in top-100not in top-100
Power efficiency1.14no data
ArchitectureTesla (2006−2010)Parhelia (2002−2006)
GPU code nameG96Parhelia-512
Market segmentMobile workstationDesktop
Release date14 August 2008 (16 years ago)25 June 2002 (22 years ago)
Launch price (MSRP)$527 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 cores32no data
Core clock speed500 MHz200 MHz
Number of transistors314 million80 million
Manufacturing process technology65 nm150 nm
Power consumption (TDP)35 Wattno data
Texture fill rate8.0000.8
Floating-point processing power0.08 TFLOPSno data
ROPs84
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).

Laptop sizemedium sizedno data
InterfaceMXM-IIAGP 4x
Lengthno data175 mm
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 typeGDDR3DDR
Maximum RAM amount512 MB256 MB
Memory bus width128 Bit256 Bit
Memory clock speed800 MHz250 MHz
Memory bandwidth25.6 GB/s16 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

API compatibility

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

DirectX11.1 (10_0)8.1
Shader Model4.0no data
OpenGL3.31.5
OpenCL1.1N/A
VulkanN/AN/A
CUDA1.1-

Pros & cons summary


Recency 14 August 2008 25 June 2002
Maximum RAM amount 512 MB 256 MB
Chip lithography 65 nm 150 nm

FX 770M has an age advantage of 6 years, a 100% higher maximum VRAM amount, and a 130.8% more advanced lithography process.

We couldn't decide between Quadro FX 770M and Matrox Parhelia 256 MB. We've got no test results to judge.

Be aware that Quadro FX 770M is a mobile workstation card while Matrox Parhelia 256 MB 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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NVIDIA Quadro FX 770M
Quadro FX 770M
Matrox Parhelia 256 MB
Parhelia 256 MB

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Community ratings

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2.8 31 vote

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1.6 10 votes

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Questions & comments

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