Radeon RX 6850M XT vs GeForce FX 5900 XT

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Primary details

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

Place in the rankingnot rated77
Place by popularitynot in top-100not in top-100
Power efficiencyno data19.15
ArchitectureRankine (2003−2005)RDNA 2.0 (2020−2024)
GPU code nameNV35Navi 22
Market segmentDesktopLaptop
Release date12 May 2003 (21 year 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 data2560
Core clock speed400 MHz2321 MHz
Boost clock speedno data2581 MHz
Number of transistors135 million17,200 million
Manufacturing process technology130 nm7 nm
Power consumption (TDP)35 Watt165 Watt
Texture fill rate3.200413.0
Floating-point processing powerno data13.21 TFLOPS
ROPs464
TMUs8160
Ray Tracing Coresno data40

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 8xPCIe 4.0 x16
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 typeDDRGDDR6
Maximum RAM amount128 MB12 GB
Memory bus width256 Bit192 Bit
Memory clock speed350 MHz2000 MHz
Memory bandwidth22.4 GB/s384.0 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 Connectors1x DVI, 1x VGA, 1x S-VideoNo outputs

API compatibility

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

DirectX9.0a12 Ultimate (12_2)
Shader Modelno data6.5
OpenGL1.5 (2.1)4.6
OpenCLN/A2.1
VulkanN/A1.3

Pros & cons summary


Recency 12 May 2003 4 January 2022
Maximum RAM amount 128 MB 12 GB
Chip lithography 130 nm 7 nm
Power consumption (TDP) 35 Watt 165 Watt

FX 5900 XT has 371.4% lower power consumption.

RX 6850M XT, on the other hand, has an age advantage of 18 years, a 9500% higher maximum VRAM amount, and a 1757.1% more advanced lithography process.

We couldn't decide between GeForce FX 5900 XT and Radeon RX 6850M XT. We've got no test results to judge.

Be aware that GeForce FX 5900 XT is a desktop card while Radeon RX 6850M 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 FX 5900 XT
GeForce FX 5900 XT
AMD Radeon RX 6850M XT
Radeon RX 6850M XT

Comparisons with similar GPUs

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Community ratings

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4.4 14 votes

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4.6 227 votes

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