Radeon RX 6600 XT vs GeForce 7900 GS AGP

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Primary details

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

Place in the rankingnot rated91
Place by popularitynot in top-10093
Cost-effectiveness evaluationno data63.01
Power efficiencyno data18.37
ArchitectureCurie (2003−2013)RDNA 2.0 (2020−2024)
GPU code nameG71Navi 23
Market segmentDesktopDesktop
Release date2 April 2006 (18 years ago)30 July 2021 (3 years ago)
Launch price (MSRP)no data$379

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 data2048
Core clock speed450 MHz1968 MHz
Boost clock speedno data2589 MHz
Number of transistors278 million11,060 million
Manufacturing process technology90 nm7 nm
Power consumption (TDP)no data160 Watt
Texture fill rate9.000331.4
Floating-point processing powerno data10.6 TFLOPS
ROPs1664
TMUs20128
Ray Tracing Coresno data32

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 x8
Lengthno data190 mm
Width1-slot2-slot
Supplementary power connectors1x Molex1x 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 typeGDDR3GDDR6
Maximum RAM amount256 MB8 GB
Memory bus width256 Bit128 Bit
Memory clock speed660 MHz2000 MHz
Memory bandwidth42.24 GB/s256.0 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 S-Video1x HDMI, 2x DisplayPort
HDMI-+

API compatibility

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

DirectX9.0c (9_3)12.0 Ultimate (12_2)
Shader Model3.06.5
OpenGL2.14.6
OpenCLN/A2.1
VulkanN/A1.2

Pros & cons summary


Recency 2 April 2006 30 July 2021
Maximum RAM amount 256 MB 8 GB
Chip lithography 90 nm 7 nm

RX 6600 XT has an age advantage of 15 years, a 3100% higher maximum VRAM amount, and a 1185.7% more advanced lithography process.

We couldn't decide between GeForce 7900 GS AGP and Radeon RX 6600 XT. 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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NVIDIA GeForce 7900 GS AGP
GeForce 7900 GS AGP
AMD Radeon RX 6600 XT
Radeon RX 6600 XT

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Community ratings

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Questions & comments

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