Radeon RX 6650M XT vs GeForce 6800 Ultra DDL

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Primary details

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

Place in the rankingnot rated82
Place by popularitynot in top-100not in top-100
Power efficiencyno data25.53
ArchitectureCurie (2003−2013)RDNA 2.0 (2020−2024)
GPU code nameNV40Navi 23
Market segmentDesktopLaptop
Release date14 April 2004 (20 years ago)4 January 2022 (2 years ago)
Launch price (MSRP)$599 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 speed400 MHz2068 MHz
Boost clock speedno data2416 MHz
Number of transistors222 million11,060 million
Manufacturing process technology130 nm7 nm
Power consumption (TDP)100 Watt120 Watt
Texture fill rate6.400309.2
Floating-point processing powerno data9.896 TFLOPS
ROPs1664
TMUs16128
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).

Laptop sizeno datalarge
InterfaceAGP Pro 8xPCIe 4.0 x8
Length305 mmno data
Width2-slotno data
Supplementary power connectorsNoneNone

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 speed550 MHz2000 MHz
Memory bandwidth35.2 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 Connectors2x DVINo 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 14 April 2004 4 January 2022
Maximum RAM amount 256 MB 8 GB
Chip lithography 130 nm 7 nm
Power consumption (TDP) 100 Watt 120 Watt

6800 Ultra DDL has 20% lower power consumption.

RX 6650M XT, on the other hand, has an age advantage of 17 years, a 3100% higher maximum VRAM amount, and a 1757.1% more advanced lithography process.

We couldn't decide between GeForce 6800 Ultra DDL and Radeon RX 6650M XT. We've got no test results to judge.

Be aware that GeForce 6800 Ultra DDL is a desktop card while Radeon RX 6650M XT 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 6800 Ultra DDL
GeForce 6800 Ultra DDL
AMD Radeon RX 6650M XT
Radeon RX 6650M XT

Comparisons with similar GPUs

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Community ratings

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4 58 votes

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