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PowerColor Red Devil Radeon RX 6900 XT review: 117 specs compared

Avg. price:~£790VRAM:16 GBMemory bus width:256 bitThermal Design Power (TDP):300 W

PowerColor Red Devil Radeon RX 6900 XT Review: Compare 117 technical specifications and 8 expert and video reviews to see how this product ranks in the Graphics cards category and whether it is worth buying.

PowerColor Red Devil Radeon RX 6900 XT

8.1/10

▲Better than 74% of graphics cards

7.6

▲Better than 62%

8.2

▲Better than 73%

8.1

▲Better than 60%

?

Not in any best-of list yet

7.6
Gaming
Gaming
7.6/ 10
✕
What it is
Measures floating-point compute power, dedicated VRAM capacity, ray-tracing hardware, and modern PCIe generation bandwidth.
When it matters
When you want to play demanding mobile games, 3D titles, or run graphics-intensive apps smoothly.
Score distribution
▼
<55-66-77-88-99-10
Score components
45.0%
4.8
FP32 performance
25.0%
10
VRAM
20.0%
10
Ray tracing cores / units
10.0%
8.8
PCI Express (PCIe) version
7.7
Video editing
Video editing
7.7/ 10
✕
What it is
Evaluates hardware AV1 encoding support, generous video memory, raw compute power, and fast interface throughput.
When it matters
When evaluating how effectively this graphics-cards meets your specific video editing needs.
Score distribution
▼
<55-66-77-88-99-10
Score components
35.0%
7.0
AV1 encode
30.0%
10
VRAM
20.0%
4.8
FP32 performance
15.0%
8.8
PCI Express (PCIe) version
7.0
1080p
1080p
7.0/ 10
✕
What it is
Assesses pure rasterization power and VRAM balance optimized for consistently high frame rates at 1080p resolution.
When it matters
When evaluating how effectively this graphics-cards meets your specific 1080p needs.
Score distribution
▼
<55-66-77-88-99-10
Score components
55.0%
4.8
FP32 performance
25.0%
10
VRAM
10.0%
10
Ray tracing cores / units
10.0%
8.8
PCI Express (PCIe) version
7.4
1440p
1440p
7.4/ 10
✕
What it is
Measures compute throughput, sufficient VRAM buffer, and ray-tracing performance tailored for sharp 1440p gaming.
When it matters
When evaluating how effectively this graphics-cards meets your specific 1440p needs.
Score distribution
▼
<55-66-77-88-99-10
Score components
50.0%
4.8
FP32 performance
30.0%
10
VRAM
15.0%
10
Ray tracing cores / units
5.0%
8.8
PCI Express (PCIe) version
7.9
4K
4K
7.9/ 10
✕
What it is
Evaluates ultra-high compute capability, heavy VRAM capacities, and advanced ray-tracing cores required for native 4K gaming.
When it matters
When evaluating how effectively this graphics-cards meets your specific 4k needs.
Score distribution
▼
<55-66-77-88-99-10
Score components
40.0%
4.8
FP32 performance
35.0%
10
VRAM
20.0%
10
Ray tracing cores / units
5.0%
8.8
PCI Express (PCIe) version

Where to buy

Check price

*As an Amazon Associate, we earn from qualifying purchases.

Best rankings

What reviewers say about the PowerColor Red Devil Radeon RX 6900 XT

Based on 6 · 2

Reviewers praise its quiet fans and handy BIOS modes, but find it bulky, power-hungry and weak at ray tracing.

Praised

Mixed views

Criticised

Pick a topic to see who said what

What owners say about the PowerColor Red Devil Radeon RX 6900 XT

Based on 256 owners sharing their experience in online comments

77%positive11%mixed12%negative

Owners praise its gaming speed and tuning headroom, while weak ray tracing and driver instability remain the main drawbacks.

What owners like

Runs most games smoothly at 1440p on high or ultra, with Battlefield V over 200 fps and Cyberpunk 80–90 fps without ray tracing.96
Cards often reach 2500–2600 MHz, and raising the power limit with a tuning tool or adding a water block unlocks higher overclocks.17
Owners say the Adrenalin drivers have been stable with few crashes, and many say early driver problems were fixed in later updates.10
Owners say it draws less power than rival cards and can be undervolted to around 150–220 W while keeping most of its speed.8
FSR 4 upscaling looks sharper and more stable than older FSR versions, can look better than native 1080p, and speeds up Cyberpunk.8
Owners say it still runs demanding games maxed out years after launch, and some expect it to last several more years.5
Ray tracing runs well in some titles, such as Spider-Man at 4K over 60 fps and Modern Warfare 2019 at 1440p over 200 fps.4
Adrenalin puts GPU tuning and overlay features in one panel, so owners do not need third-party tools for them.3
Its 16 GB of memory avoids the limits that 8 GB and 10 GB cards hit in recent games at 1440p and 4K.3

What owners dislike

Owners report black screens during driver installs, crashes in Call of Duty and Fortnite, and freezes when games start.10
Ray tracing drops frame rates a lot in heavy games, and many owners switch it off to keep high frame rates.9
The stock power limit, around 255–320 W depending on the model, can hold clocks down in demanding games, and raising it with a tuning tool helps.3

Points mentioned by at least 3 owners, most mentioned first.

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Technical Specifications of graphics card PowerColor Red Devil Radeon RX 6900 XT

8.1

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Performance

8.5

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3DMark Time Spy benchmark score

3DMark Port Royal score

PassMark (G3D) result

PassMark (DirectCompute) result

FP32 performance

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Memory

7.9

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VRAM

Memory type

Memory bus width

Maximum memory bandwidth

Effective memory speed

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Features

9.2

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PCI Express (PCIe) version

PCIe lanes

DirectX version

Vulkan version

OpenGL version

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What reviewers say

Connectivity

9.1

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Max displays supported

Max digital resolution

DisplayPort outputs

DisplayPort version

DisplayPort link rates

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Power

7.7

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Thermal Design Power (TDP)

Power consumption while under peak load

Recommended PSU wattage

Board power limit

PCIe power spec

?

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What reviewers say

Design

6.0

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Size

320x 135x 62 mm

Length

Height

Slot width

Weight

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What reviewers say

PowerColor Red Devil Radeon RX 6900 XT vs the average graphics card

Why is PowerColor Red Devil Radeon RX 6900 XT better than the average graphics card?

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40 more compute units
This graphics card has more compute units than the average graphics card (80 vs 40). The average graphics card has 40 compute units.
80 vs 40
40 more ray tracing cores
This graphics card has more ray tracing cores than the average graphics card (80 vs 40). The average graphics card has 40 ray tracing cores.
80 vs 40
64 more ROPs
This graphics card has more ROPs than the average graphics card (128 vs 64). The average graphics card has 64 ROPs.
128 vs 64
136 more TMUs
This graphics card has more TMUs than the average graphics card (320 vs 184). The average graphics card has 184 TMUs.
320 vs 184
85.7% higher pixel rate
This graphics card has a higher pixel rate than the average graphics card (299.5 GPixel/s vs 161.3 GPixel/s). The average graphics card has a pixel rate of 161.3 GPixel/s.
299.5 GPixel/s vs 161.3 GPixel/s
98.1% higher texture rate
This graphics card has a higher texture rate than the average graphics card (748.8 GTexel/s vs 378 GTexel/s). The average graphics card has a texture rate of 378 GTexel/s.
748.8 GTexel/s vs 378 GTexel/s
4 GB more VRAM
This graphics card has more VRAM than the average graphics card (16 GB vs 12 GB). The average graphics card has 12 GB VRAM.
16 GB vs 12 GB
64 bit wider memory bus
This graphics card has a wider memory bus than the average graphics card (256 bit vs 192 bit). The average graphics card has a memory bus width of 192 bit.
256 bit vs 192 bit

12.5% higher review score
Reviews score
8.1/ 10
✕
What it is
Average grade from independent test sites, magazines and video reviewers, 1–10.
How we count it
Grades: Each review's own score is converted to 1–10; without one, we grade the review ourselves. Big test sites count more, short reviews half as much as full tests. A video review counts half.
Score: The average grade is 80% of the review mark; the number of reviews is the other 20% (1 review = 5, the typical number in this category = 8, the most-reviewed model = 10).
Enough data: With few reviews, the average grade is pulled toward the typical grade of this category. No reviews yet: 7.6 for now.
Share: Reviews count 25% of the overall score.
Score distribution
▼
<55-66-77-88-99-10
▲ Better than 60% of models
80%
8.0
Average grade
20%
8.4
Popularity
Grades by review (8)
6 reviews: 2 with a printed score, 4 estimated from the review. 2 video reviews, each counting half as much as a written test. Reviews count 25% of the overall score.
User ratings collected online are not part of this score.
8.1 vs 7.2
14.1% higher sentiment score
8.9 vs 7.8

40 more compute units
This graphics card has more compute units than the average graphics card (80 vs 40). The average graphics card has 40 compute units.
80 vs 40
40 more ray tracing cores
This graphics card has more ray tracing cores than the average graphics card (80 vs 40). The average graphics card has 40 ray tracing cores.
80 vs 40
64 more ROPs
This graphics card has more ROPs than the average graphics card (128 vs 64). The average graphics card has 64 ROPs.
128 vs 64
136 more TMUs
This graphics card has more TMUs than the average graphics card (320 vs 184). The average graphics card has 184 TMUs.
320 vs 184
85.7% higher pixel rate
This graphics card has a higher pixel rate than the average graphics card (299.5 GPixel/s vs 161.3 GPixel/s). The average graphics card has a pixel rate of 161.3 GPixel/s.
299.5 GPixel/s vs 161.3 GPixel/s
98.1% higher texture rate
This graphics card has a higher texture rate than the average graphics card (748.8 GTexel/s vs 378 GTexel/s). The average graphics card has a texture rate of 378 GTexel/s.
748.8 GTexel/s vs 378 GTexel/s
More FP64 throughput
This graphics card has a better FP64 ratio than the average graphics card (1:16 vs 1:64).
1:16 vs 1:64
3x higher FP64 performance
This graphics card has a higher FP64 performance than the average graphics card (1.4 TFLOPS vs 0.48 TFLOPS). The average graphics card has FP64 performance of 0.48 TFLOPS.
1.44 TFLOPS vs 0.48 TFLOPS
34.1% higher gaming score
This graphics card has a higher gaming score than the average graphics card (19,826 points vs 14,779 points). The average graphics card has a gaming score of 14,779 points.
19,826 points vs 14,779 points

4 GB more VRAM
This graphics card has more VRAM than the average graphics card (16 GB vs 12 GB). The average graphics card has 12 GB VRAM.
16 GB vs 12 GB
64 bit wider memory bus
This graphics card has a wider memory bus than the average graphics card (256 bit vs 192 bit). The average graphics card has a memory bus width of 192 bit.
256 bit vs 192 bit
32x more Infinity Cache
This graphics card has more Infinity Cache than the average graphics card (128 MB vs 4 MB). The average graphics card has 4 MB Infinity Cache.
128 MB vs 4 MB
14.3% higher memory bandwidth
This graphics card has a higher memory bandwidth than the average graphics card (512 GB/s vs 448 GB/s). The average graphics card has a memory bandwidth of 448 GB/s.
512 GB/s vs 448 GB/s
14.3% faster VRAM clock
This graphics card has a higher VRAM clock than the average graphics card (2000 MHz vs 1,750 MHz). The average graphics card runs its VRAM at 1,750 MHz.
2,000 MHz vs 1,750 MHz

Supports multi-GPU linking
This graphics card supports multi-GPU linking, the average graphics card does not.
1 more GPUs supported
This graphics card supports more GPUs in multi-GPU mode than the average graphics card (1 vs 0). The average graphics card supports 0 GPUs in multi-GPU mode.
1 vs 0

Why is PowerColor Red Devil Radeon RX 6900 XT worse than the average graphics card?

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No CUDA support
This graphics card does not support CUDA, the average graphics card does.
No DLSS support
This graphics card does not support DLSS, the average graphics card does.
Less advanced frame generation
This graphics card has less advanced frame generation than the average graphics card (frame generation vs multi frame generation).
frame generation vs multi frame generation
6.6% lower boost clock speed
This graphics card has a lower boost GPU clock than the average graphics card (2,340 MHz vs 2,505 MHz). The average graphics card has a boost GPU clock of 2,505 MHz.
2,340 MHz vs 2,505 MHz
40% larger process node
This graphics card uses a larger manufacturing process than the average graphics card (7 nm vs 5 nm). The average graphics card uses a manufacturing process of 5 nm.
7 nm vs 5 nm
39.5% higher TDP
This graphics card has a higher TDP than the average graphics card (300 W vs 215 W). The average graphics card has a TDP of 215 W.
300 W vs 215 W
38.5% higher PSU requirement
This graphics card has a higher PSU requirement than the average graphics card (900 W vs 650 W). The average graphics card has a PSU requirement of 650 W.
900 W vs 650 W
No AV1 encoding
This graphics card does not support AV1 encoding, the average graphics card does.

51.9% more expensive
PowerColor Red Devil Radeon RX 6900 XT is more expensive than the average graphics card (£790 vs £520).
£790 vs £520

No CUDA support
This graphics card does not support CUDA, the average graphics card does.
6.6% lower boost clock speed
This graphics card has a lower boost GPU clock than the average graphics card (2,340 MHz vs 2,505 MHz). The average graphics card has a boost GPU clock of 2,505 MHz.
2,340 MHz vs 2,505 MHz
64 fewer AI cores
This graphics card has fewer AI cores than the average graphics card (80 vs 144). The average graphics card has 144 AI cores.
80 vs 144
3 years older
This graphics card was released earlier than the average graphics card (2020 vs 2023).
December 2020
2020 vs 2023
4.9% lower base clock speed
This graphics card has a lower base GPU clock than the average graphics card (1,825 MHz vs 1920 MHz). The average graphics card has a base GPU clock of 1920 MHz.
1,825 MHz vs 1,920 MHz

15.8% slower memory speed
This graphics card has a lower effective memory speed than the average graphics card (16,000 MHz vs 19,000 MHz). The average graphics card reaches an effective memory speed of 19,000 MHz.
16,000 MHz vs 19,000 MHz
83.3% smaller L2 cache
This graphics card has fewer L2 cache than the average graphics card (4 MB vs 24 MB). The average graphics card has 24 MB L2 cache.
4 MB vs 24 MB

No DLSS support
This graphics card does not support DLSS, the average graphics card does.
Less advanced frame generation
This graphics card has less advanced frame generation than the average graphics card (frame generation vs multi frame generation).
frame generation vs multi frame generation
40% larger process node
This graphics card uses a larger manufacturing process than the average graphics card (7 nm vs 5 nm). The average graphics card uses a manufacturing process of 5 nm.
7 nm vs 5 nm
Older OpenCL version
This graphics card supports an older OpenCL version than the average graphics card (2.1 vs 3).
2.1 vs 3
76.9% larger GPU die
This graphics card has a higher GPU die size than the average graphics card (520 mm² vs 294 mm²). The average graphics card has a GPU die size of 294 mm².
520 mm² vs 294 mm²
Older shader model
This graphics card supports an older shader model than the average graphics card (6.7 vs 6.8).
6.7 vs 6.8
Older FSR version
This graphics card supports an older FSR version than the average graphics card (1 vs 3.1).
1 vs 3.1

No AV1 encoding
This graphics card does not support AV1 encoding, the average graphics card does.
Older HDMI version
This graphics card supports an older HDMI version than the average graphics card (2.1 vs 2.1a).
2.1 vs 2.1a
Older DisplayPort version
This graphics card supports an older DisplayPort version than the average graphics card (1.4 vs 1.4a).
1.4 vs 1.4a

39.5% higher TDP
This graphics card has a higher TDP than the average graphics card (300 W vs 215 W). The average graphics card has a TDP of 215 W.
300 W vs 215 W
38.5% higher PSU requirement
This graphics card has a higher PSU requirement than the average graphics card (900 W vs 650 W). The average graphics card has a PSU requirement of 650 W.
900 W vs 650 W
2.18x higher board power limit
This graphics card has a higher board power limit than the average graphics card (480 W vs 220 W). The average graphics card has a board power limit of 220 W.
480 W vs 220 W
15 °C lower thermal ceiling
This graphics card has a lower thermal ceiling than the average graphics card (110 °C vs 95 °C). The average graphics card has a thermal ceiling of 95 °C.
110 °C vs 95 °C
37.7% higher peak power draw
This graphics card has a higher peak power draw than the average graphics card (303 W vs 220 W). The average graphics card has a peak power draw of 220 W.
303 W vs 220 W

37.8 mm longer card length
This graphics card is longer than the average graphics card (320 mm vs 282.2 mm). The average graphics card has a length of 282.2 mm.
320 mm vs 282.2 mm
0.5 slot/s wider design
This graphics card occupies more slots than the average graphics card (3 slot/s vs 2.5 slot/s). The average graphics card occupies 2.5 slot/s.
3 slot/s vs 2.5 slot/s
10 mm higher card profile
This graphics card is taller than the average graphics card (135 mm vs 125 mm). The average graphics card has a height of 125 mm.
135 mm vs 125 mm
55.4% heavier
This graphics card is heavier than the average graphics card (1,576 g vs 1,014 g). The average graphics card weighs 1,014 g.
1,576 g vs 1,014 g

Video reviews

Hands-on testing, unboxing, and real-world video evaluations

9.0

R-Tech Gaming

≈ estimated

16/03/2024

Hands-on review · game tests, setup problems and used buy

Verdict

PowerColor Red Devil Radeon RX 6900 XT is a good second-hand buy and a big upgrade for years of gaming.

Not graded

Hands-on video, no verdict

Overview video

Not graded

Expert reviews

In-depth analysis and verdict from leading tech publications

9.0

hothardware.com

✓ explicit

13/04/2021

PowerColor Red Devil Ultimate Radeon RX 6900 XT Review

Hardware review · Binned flagship

Verdict

The PowerColor Red Devil Ultimate Radeon RX 6900 XT is a huge flagship with a factory-binned chip that boosts higher and keeps its fans off below 60°C.

7.0

futurefive.co.nz

≈ estimated

04/11/2021

Hands-on Review: PowerColor Red Devil AMD Radeon RX 6900 XT Ultimate

Hands-on review · 4K gaming tests

Verdict

The PowerColor Red Devil RX 6900 XT Ultimate is close to the RTX 3090 in many 4K games, but trails in ray tracing and needs a large case.

8.6

thepcenthusiast.com

✓ explicit

29/12/2021

PowerColor Red Devil Radeon RX 6900 XT Ultimate Review

Hands-on review · 1440p and 4K tests

Verdict

The PowerColor Red Devil RX 6900 XT Ultimate is a fast flagship for 1440p and 4K, but gets loud under heavy load and may trail in ray tracing.

8.0

pcmasters.de

≈ estimated

17/09/2021

PowerColor Radeon RX 6900 XT Red Devil Ultimate review

Benchmark test · Oversized cooler

Verdict

The PowerColor Radeon RX 6900 XT Red Devil Ultimate is quiet at stock speeds and strong at 4K without ray tracing, but heavy and trails Nvidia in ray tracing.

8.0

overclocking.com

≈ estimated

18/01/2021

Review: PowerColor RX 6900 XT Red Devil

Lab test · Custom cooling

Verdict

The PowerColor RX 6900 XT Red Devil is a heavy three-slot card with two BIOS modes and a 16-phase power circuit, best for buyers with a large case.

6.0

overclocking.com

≈ estimated

13/04/2021

Review: PowerColor RX 6900 XT Red Devil Ultimate

Lab test · Binned chip edition

Verdict

The PowerColor RX 6900 XT Red Devil Ultimate is the standard Red Devil with a sorted chip that clocks higher, which suits overclockers who want headroom.

Third-party reviews

What customers like about PowerColor Red Devil Radeon RX 6900 XT

Exceptional rasterisation performance, trading blows with the NVIDIA RTX 3090 in many games
Highly effective triple-fan cooling system that keeps temperatures mostly under 65-70°C
Quiet operation under load with a dedicated silent BIOS mode
Sturdy 'built like a tank' construction and attractive aesthetic with customisable RGB lighting
Premium components and binned GPUs for better overclocking potential
Dual BIOS switch allows for easy toggling between performance and silent profiles

What customers don't like about PowerColor Red Devil Radeon RX 6900 XT

Significantly weaker ray tracing performance compared to NVIDIA's RTX 30 series equivalents
Lacks a hardware equivalent to NVIDIA DLSS, making it less future-proof for ray-traced titles
High power requirements, with some users needing at least a 900W power supply
Massive physical size ('thicc' design) may not fit in smaller or even some standard ATX cases
Noticeable coil whine/squeal reported by some users, especially at high framerates
Potential for driver stability issues, including occasional black screens or crashes with certain software versions

Verdict

The PowerColor Red Devil Radeon RX 6900 XT is a high-performance graphics card built on AMD's RDNA 2 architecture, featuring 5120 stream processors, 16GB of GDDR6 memory on a 256-bit bus, and 128MB of AMD Infinity Cache. Designed for elite 4K gaming, it boasts a substantial factory overclock with boost speeds reaching 2340 MHz and a robust 14+2 phase VRM to ensure stability under heavy loads. Its primary strengths include an advanced triple-fan cooling system (using two 100mm and one 90mm fan) that operates silently at low temperatures, a dual BIOS for switching between performance and quiet modes, and a reinforced metal backplate with customizable RGB lighting. However, common drawbacks include its massive triple-slot physical footprint (320mm length), a high power requirement necessitating three 8-pin PCIe connectors, and ray-tracing performance that generally lags behind competing NVIDIA flagships.

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