AMD · Radeon RX 6000 Series

AMD Radeon RX 6800 XT

The AMD Radeon RX 6800 XT is a graphics card released on November 18, 2020, built on the RDNA 2 architecture. It has 4,608 shading units, 16 GB of GDDR6 memory on a 256-bit bus, 512.0 GB/s of memory bandwidth, a boost clock of 2.25 GHz and a 300 W board power rating. It scores 25,068 in the PassMark G3D benchmark. It supports DirectX 12 and OpenGL 4.6.

RDNA 2Navi 21

10/10 key specs recorded · 94 facts

Depth: 56 recorded fields, 18 features, 5 PassMark workloads

Specification data last verified November 2, 2026 against PassMark Videocard Benchmark, AMD.com Specifications and Wikipedia GPU list tables (wikigrid-2026-09). Coverage: 10 of 10 tracked specifications recorded.

PassMark Videocard Benchmark AMD.com Specifications PassMark Videocard Benchmark Wikipedia GPU list tables (wikigrid-2026-09)

Shading units

4,608cores

72 compute units

Memory

16 GB

GDDR6 · 256-bit

Boost clock

2.25 GHz

1.83 GHz base

Board power

300 W

750 W PSU advised

Performance

The AMD Radeon RX 6800 XT scores 25,068 in the PassMark G3D benchmark, higher than 98.3% of the 2,658 GPUs benchmarked (PassMark rank #49), measured across 8,025 submitted results. Its PassMark G2D score is 1,046.

PassMark G3D Mark

25,068

Rank #49
Faster than 98.3% of 2,658 GPUs
8,025 samples

0relative to the fastest GPU on record (41,928)

PassMark workload tests

DirectX 9 273 fps

reference: fastest recorded 526 fps · faster than 96.4% of 1,675 GPUs

DirectX 10 152 fps

reference: fastest recorded 231 fps · faster than 97.1% of 1,602 GPUs

DirectX 11 265 fps

reference: fastest recorded 362 fps · faster than 97.6% of 1,430 GPUs

DirectX 12 100 fps

reference: fastest recorded 213 fps · faster than 96.4% of 1,274 GPUs

GPU Compute 13,075 ops/s

reference: fastest recorded 26,591 ops/s · faster than 96.5% of 1,447 GPUs

Averages of PassMark PerformanceTest submissions; frames/sec are PassMark test-scene rates, not game FPS. Tests PassMark does not report for this card are omitted. PassMark listing

In the PassMark workload tests the AMD Radeon RX 6800 XT averages DirectX 9 273 fps, DirectX 10 152 fps, DirectX 11 265 fps, DirectX 12 100 fps and GPU Compute 13,075 ops/s, across 8,025 submitted results. Frames per second are PassMark test-scene rates, not game frame rates.

Theoretical throughput

FP32 (single precision) 20.74 TFLOPS stated by AMD

FP16 (half precision) 41.47 TFLOPS stated by AMD

Pixel fill rate 288 GPixel/s stated by AMD

Texture fill rate 648 GTexel/s stated by AMD

AMD states a peak of FP32 (single precision) 20.74 TFLOPS, FP16 (half precision) 41.47 TFLOPS, Pixel fill rate 288 GPixel/s and Texture fill rate 648 GTexel/s for the AMD Radeon RX 6800 XT.

As stated by PassMark

Category Desktop

Bus interface PCIe 4.0 x16

Max memory 16 GB

Core clock 2015 MHz

Memory clock 2000 MHz

DirectX 12

OpenGL 4.6

Max TDP 300 W

First benchmarked 2020-11-18

Samples 8,025

PassMark listing (collected 2026-09-30)

PassMark's own listing for the AMD Radeon RX 6800 XT states the PCIe 4.0 x16 interface, up to 16 GB of memory, a core clock of 2015 MHz, DirectX 12 and OpenGL 4.6, first benchmarked on 2020-11-18. These are PassMark's figures, shown separately from the specification tables above.

Not to be confused with

This page covers the AMD Radeon RX 6800 XT specifically. It is a different product from AMD Radeon RX 6800, AMD Radeon RX 6800M, AMD Radeon RX 6800S, AMD Radeon RX 6800 XT Midnight Black, which have their own specifications. Check the exact model name before comparing figures.

Graphics processor

Architecture RDNA 2

Codename Navi 21

Chip Not recorded

Process node Not recorded

Transistors 26,800 M

Die size 520 mm²

The AMD Radeon RX 6800 XT is based on the RDNA 2 architecture, uses the Navi 21 graphics processor, contains 26,800 million transistors and has a die size of 520 mm².

Shader configuration

Shading units 4,608

Compute units 72

Streaming multiprocessors Not recorded

Execution units Not recorded

Texture units (TMUs) 288

Render output units (ROPs) 128

Ray tracing cores 72

Tensor / AI cores Not recorded

XMX engines Not recorded

Infinity cache Not recorded

The AMD Radeon RX 6800 XT has 4,608 shading units, 72 compute units, 288 texture mapping units, 128 render output units and 72 ray tracing cores.

The AMD Radeon RX 6800 XT does not use XMX engines; those are specific to Intel Arc graphics.

Clock speeds

Base clock 1.83 GHz

Boost clock 2.25 GHz

Game clock 2.02 GHz

Memory clock Not recorded

Effective memory clock Not recorded

The AMD Radeon RX 6800 XT runs at a base clock of 1.83 GHz, boosts to 2.25 GHz and has a game clock of 2.02 GHz.

Memory

Size 16 GB

Type GDDR6

Bus width 256-bit

Bandwidth 512.0 GB/s

The AMD Radeon RX 6800 XT is equipped with 16 GB of GDDR6 memory, uses a 256-bit memory bus and delivers 512.0 GB/s of memory bandwidth.

Board and power

The AMD Radeon RX 6800 XT has a board power rating of 300 W, a total board power of 300 W, a power supply of at least 750 W is recommended, power is supplied through 2x8-Pin, the card occupies 2.5-slot, it is 267 mm long and it connects over PCIe 4.0 x16.

Board power (TDP) 300 W

Total board power 300 W

Suggested PSU 750 W

Power connectors 2x8-Pin

Slot width 2.5-slot

Length 267 mm

Width Not recorded

Height Not recorded

Cooler Not recorded

Max temperature Not recorded

Bus interface PCIe 4.0 x16

Market

Launched November 18, 2020

Launch price $649

Status Not recorded

Form factor Not recorded

Segment Desktop

Series Radeon RX 6000 Series

The AMD Radeon RX 6800 XT was released on November 18, 2020 and launched at a price of $649.

Benchmarks

PassMark G3D 25,068

PassMark G2D 1,046

Rank #49

Samples 8,025

Graphics and compute APIs

The AMD Radeon RX 6800 XT supports DirectX 12 and OpenGL 4.6.

DirectX 12

OpenGL 4.6

CUDA is an NVIDIA technology and does not apply to the AMD Radeon RX 6800 XT. Feex has no recorded Vulkan version for the AMD Radeon RX 6800 XT. Feex has no recorded OpenCL version for the AMD Radeon RX 6800 XT.

Features

The AMD Radeon RX 6800 XT has 11 supported features recorded outside the media engine. A feature that no source mentions is shown as not listed, never as unsupported.

Rendering

Supported: AMD FidelityFX Super Resolution

AMD's upscaling technology that renders at a lower resolution and scales up to raise frame rates in supported games.
Supported: Hardware ray tracing

Dedicated GPU hardware that speeds up ray-traced lighting, reflections and shadows in supported games and apps.

Ray tracing units: 72

Not listed (1)

No source Feex holds states whether the AMD Radeon RX 6800 XT supports DirectX 12 Ultimate. That is silence, not a statement that they are unsupported.

The AMD Radeon RX 6800 XT supports AMD FidelityFX Super Resolution and Hardware ray tracing under Rendering.

Display features

Supported: AMD FreeSync

Support for AMD's variable refresh rate technology, which syncs compatible displays to the GPU to reduce tearing and stutter.
Supported: HDMI 4K output

The vendor states the GPU can drive a 4K display over HDMI.

Not listed (6)

No source Feex holds states whether the AMD Radeon RX 6800 XT supports Stereoscopic 3D, 10-bit color output, VR ready, 8K display output, HDR output and 12-bit color output. That is silence, not a statement that they are unsupported.

The AMD Radeon RX 6800 XT supports AMD FreeSync and HDMI 4K output under Display features.

Platform

Supported: Resizable BAR AMD Smart Access Memory

Lets the CPU access the GPU's full video memory at once, which can improve performance in some games on supporting systems.

Not listed (3)

No source Feex holds states whether the AMD Radeon RX 6800 XT supports Radeon Dual Graphics, Switchable graphics and AMD SmartShift. That is silence, not a statement that they are unsupported.

The AMD Radeon RX 6800 XT supports Resizable BAR (AMD Smart Access Memory) under Platform.

Software and drivers

Supported: Radeon Anti-Lag

AMD's latency-reduction feature that lowers the delay between input and what you see in supported games.
Supported: Enhanced Sync

AMD driver feature that reduces screen tearing and stutter on displays without variable refresh rate.
Supported: Image sharpening

A driver-level sharpening filter that increases perceived detail with little performance cost.
Supported: Radeon Boost

AMD driver feature that briefly lowers resolution during fast motion to raise frame rates.
Supported: Radeon Chill

AMD driver feature that lowers frame rate when there is little on-screen action to cut power use and heat.
Supported: Radeon Super Resolution

AMD's driver-level upscaling that can raise frame rates in many games without game support.

Not listed (2)

No source Feex holds states whether the AMD Radeon RX 6800 XT supports Radeon ReLive and AMD Fluid Motion Frames. That is silence, not a statement that they are unsupported.

The AMD Radeon RX 6800 XT supports Radeon Anti-Lag, Enhanced Sync, Image sharpening, Radeon Boost, Radeon Chill and Radeon Super Resolution under Software and drivers.

Media engine

The AMD Radeon RX 6800 XT provides hardware encode for H.264 (AVC) and HEVC (H.265) and hardware decode for H.264 (AVC), HEVC (H.265) and AV1.

Hardware video codec support of the AMD Radeon RX 6800 XT
Codec	Encode	Decode
H.264 (AVC)4K H.264: encode supported, decode supported	Supported	Supported
HEVC (H.265)	Supported	Supported
AV1	Not stated by the vendor	Supported

supported explicitly not supported not stated by the vendor

Not listed: VP9. No source Feex holds states whether the AMD Radeon RX 6800 XT supports this codec; that is silence, not a statement that it is unsupported.

Display outputs

The AMD Radeon RX 6800 XT offers outputs DisplayPort 1.4a, HDMI 2.1 VRR and FRL, USB Type-C, HDMI 2.1 and DisplayPort 1.4a.

Outputs DisplayPort 1.4a, HDMI 2.1 VRR and FRL, USB Type-C

HDMI 2.1

DisplayPort 1.4a

Naming and aliases

The AMD Radeon RX 6800 XT is also known by other names: PassMark also lists it as RX6800 XT and AMD Radeon RX 6800 XT Series.

Other names (PassMark) RX6800 XT; AMD Radeon RX 6800 XT Series

Feex fleet

1 Feex machine reports the AMD Radeon RX 6800 XT as its graphics hardware.

1 Feex machine with this GPU

The count covers machines that have reported hardware to Feex, counted once each; excluded and test machines are not counted, and no machine identity is published.

Frequently asked questions

How much VRAM does the AMD Radeon RX 6800 XT have?

The AMD Radeon RX 6800 XT has 16 GB of GDDR6 memory on a 256-bit bus. Its memory bandwidth is 512.0 GB/s.

How much power does the AMD Radeon RX 6800 XT use and what power supply does it need?

The AMD Radeon RX 6800 XT has a board power rating of 300 W. Feex records a suggested power supply of at least 750 W. Power connectors: 2x8-Pin.

How fast is the AMD Radeon RX 6800 XT?

The AMD Radeon RX 6800 XT scores 25,068 in the PassMark G3D benchmark, higher than 98.3% of the 2,658 GPUs benchmarked. Its PassMark rank is #49. In the PassMark DirectX 12 test it averages 100 fps.