Radeon RX 6800 XT vs ATI Rage 128 PRO Ultra GL

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Primary details

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

Place in the rankingnot rated28
Place by popularitynot in top-100not in top-100
Cost-effectiveness evaluationno data50.58
Power efficiencyno data14.84
ArchitectureRage 4 (1998−1999)RDNA 2.0 (2020−2024)
GPU code nameRage 4Navi 21
Market segmentWorkstationDesktop
Release date1 August 1998 (26 years ago)28 October 2020 (4 years ago)
Launch price (MSRP)no data$649

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 data4608
Core clock speed130 MHz1825 MHz
Boost clock speedno data2250 MHz
Number of transistors8 million26,800 million
Manufacturing process technology250 nm7 nm
Power consumption (TDP)no data300 Watt
Texture fill rate0.26648.0
Floating-point processing powerno data20.74 TFLOPS
ROPs2128
TMUs2288
Ray Tracing Coresno data72

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 4xPCIe 4.0 x16
Lengthno data267 mm
Width1-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 typeDDRGDDR6
Maximum RAM amount16 MB16 GB
Memory bus width64 Bit256 Bit
Memory clock speed130 MHz2000 MHz
Memory bandwidth2.08 GB/s512.0 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 VGA1x HDMI, 2x DisplayPort, 1x USB Type-C
HDMI-+

API compatibility

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

DirectX6.012 Ultimate (12_2)
Shader Modelno data6.5
OpenGL1.24.6
OpenCLN/A2.1
VulkanN/A1.2

Pros & cons summary


Recency 1 August 1998 28 October 2020
Maximum RAM amount 16 MB 16 GB
Chip lithography 250 nm 7 nm

RX 6800 XT has an age advantage of 22 years, a 102300% higher maximum VRAM amount, and a 3471.4% more advanced lithography process.

We couldn't decide between Rage 128 PRO Ultra GL and Radeon RX 6800 XT. We've got no test results to judge.

Be aware that Rage 128 PRO Ultra GL is a workstation graphics card while Radeon RX 6800 XT is a desktop 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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ATI Rage 128 PRO Ultra GL
Rage 128 PRO Ultra GL
AMD Radeon RX 6800 XT
Radeon RX 6800 XT

Comparisons with similar GPUs

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Community ratings

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4.3 3554 votes

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Questions & comments

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