Radeon RX 6600S vs GeForce 7800 GS AGP

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Primary details

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

Place in the rankingnot rated171
Place by popularitynot in top-100not in top-100
Power efficiencyno data27.71
ArchitectureCurie (2003−2013)RDNA 2.0 (2020−2024)
GPU code nameG70Navi 23
Market segmentDesktopLaptop
Release date2 February 2006 (18 years ago)4 January 2022 (2 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 coresno data1792
Core clock speed375 MHz1700 MHz
Boost clock speedno data2000 MHz
Number of transistors302 million11,060 million
Manufacturing process technology110 nm7 nm
Power consumption (TDP)75 Watt80 Watt
Texture fill rate6.000224.0
Floating-point processing powerno data7.168 TFLOPS
ROPs864
TMUs16112
Ray Tracing Coresno data28

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 sizeno datamedium sized
InterfaceAGP 8xPCIe 4.0 x8
Width1-slotno data
Supplementary power connectors1x MolexNone

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 typeGDDR3GDDR6
Maximum RAM amount256 MB4 GB
Memory bus width256 Bit128 Bit
Memory clock speed600 MHz1750 MHz
Memory bandwidth38.4 GB/s224.0 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 Connectors1x DVI, 1x VGA, 1x S-VideoNo outputs

API compatibility

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

DirectX9.0c (9_3)12 Ultimate (12_2)
Shader Model3.06.5
OpenGL2.14.6
OpenCLN/A2.1
VulkanN/A1.3

Pros & cons summary


Recency 2 February 2006 4 January 2022
Maximum RAM amount 256 MB 4 GB
Chip lithography 110 nm 7 nm
Power consumption (TDP) 75 Watt 80 Watt

7800 GS AGP has 6.7% lower power consumption.

RX 6600S, on the other hand, has an age advantage of 15 years, a 1500% higher maximum VRAM amount, and a 1471.4% more advanced lithography process.

We couldn't decide between GeForce 7800 GS AGP and Radeon RX 6600S. We've got no test results to judge.

Be aware that GeForce 7800 GS AGP is a desktop card while Radeon RX 6600S is a notebook 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 GeForce 7800 GS AGP
GeForce 7800 GS AGP
AMD Radeon RX 6600S
Radeon RX 6600S

Comparisons with similar GPUs

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Community ratings

Here you can see the user ratings of the compared graphics cards, as well as rate them yourself.


3 22 votes

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4.2 15 votes

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Questions & comments

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