Radeon RX 6800 vs Matrox Parhelia 256 MB

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Primary details

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

Place in the rankingnot rated43
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data50.93
Power efficiencyno data15.79
ArchitectureParhelia (2002−2006)RDNA 2.0 (2020−2024)
GPU code nameParhelia-512Navi 21
Market segmentDesktopDesktop
Release date25 June 2002 (22 years ago)28 October 2020 (4 years ago)
Launch price (MSRP)no data$579

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 coresno data3840
Core clock speed200 MHz1700 MHz
Boost clock speedno data2105 MHz
Number of transistors80 million26,800 million
Manufacturing process technology150 nm7 nm
Power consumption (TDP)no data250 Watt
Texture fill rate0.8505.2
Floating-point processing powerno data16.17 TFLOPS
ROPs496
TMUs4240
Ray Tracing Coresno data60

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 4xPCIe 4.0 x16
Length175 mm267 mm
Width1-slot2-slot
Supplementary power connectorsNone2x 8-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 amount256 MB16 GB
Memory bus width256 Bit256 Bit
Memory clock speed250 MHz2000 MHz
Memory bandwidth16 GB/s512.0 GB/s
Shared memoryno 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 Connectors2x DVI1x HDMI, 2x DisplayPort, 1x USB Type-C
HDMI-+

API compatibility

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

DirectX8.112 Ultimate (12_2)
Shader Modelno data6.5
OpenGL1.54.6
OpenCLN/A2.1
VulkanN/A1.2

Pros & cons summary


Recency 25 June 2002 28 October 2020
Maximum RAM amount 256 MB 16 GB
Chip lithography 150 nm 7 nm

RX 6800 has an age advantage of 18 years, a 6300% higher maximum VRAM amount, and a 2042.9% more advanced lithography process.

We couldn't decide between Matrox Parhelia 256 MB and Radeon RX 6800. 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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Matrox Parhelia 256 MB
Parhelia 256 MB
AMD Radeon RX 6800
Radeon RX 6800

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Community ratings

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4.3 1910 votes

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