Radeon RX 7800 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 rated30
Place by popularitynot in top-10040
Cost-effectiveness evaluationno data68.04
Power efficiencyno data16.46
ArchitectureCurie (2003−2013)RDNA 3.0 (2022−2024)
GPU code nameNV40Navi 32
Market segmentDesktopDesktop
Release date14 April 2004 (20 years ago)25 August 2023 (1 year ago)
Launch price (MSRP)$599 $499

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 speed400 MHz1295 MHz
Boost clock speedno data2430 MHz
Number of transistors222 million28,100 million
Manufacturing process technology130 nm5 nm
Power consumption (TDP)100 Watt263 Watt
Texture fill rate6.400583.2
Floating-point processing powerno data37.32 TFLOPS
ROPs1696
TMUs16240
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 Pro 8xPCIe 4.0 x16
Length305 mm267 mm
Width2-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 typeGDDR3GDDR6
Maximum RAM amount256 MB16 GB
Memory bus width256 Bit256 Bit
Memory clock speed550 MHz2438 MHz
Memory bandwidth35.2 GB/s624.1 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 DVI1x HDMI 2.1a, 3x DisplayPort 2.1
HDMI-+

API compatibility

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

DirectX9.0c (9_3)12 Ultimate (12_2)
Shader Model3.06.7
OpenGL2.14.6
OpenCLN/A2.2
VulkanN/A1.3

Pros & cons summary


Recency 14 April 2004 25 August 2023
Maximum RAM amount 256 MB 16 GB
Chip lithography 130 nm 5 nm
Power consumption (TDP) 100 Watt 263 Watt

6800 Ultra DDL has 163% lower power consumption.

RX 7800 XT, on the other hand, has an age advantage of 19 years, a 6300% higher maximum VRAM amount, and a 2500% more advanced lithography process.

We couldn't decide between GeForce 6800 Ultra DDL and Radeon RX 7800 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 6800 Ultra DDL
GeForce 6800 Ultra DDL
AMD Radeon RX 7800 XT
Radeon RX 7800 XT

Comparisons with similar GPUs

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Community ratings

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5 2 votes

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4.3 2942 votes

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Questions & comments

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