PowerColor Radeon RX 7900 XT 20GB GDDR6

★★★★☆ 4.3 (145)

The 20GB GDDR6 frame buffer and RDNA 3 architecture with a 2400MHz boost clock make this card a strong 1440p and capable 4K gaming performer. Its 320-bit memory bus and dual DP 2.1 outputs provide high bandwidth for multi-display setups, while the 2.5-slot design fits most mid-tower cases. This GPU is best for gamers prioritizing high-resolution texture detail and those wanting a VR-ready card without stepping up to the flagship XTX model.

GPU Radeon RX 7900 XT
VRAM 20GB GDDR6
Boost Clock 2400 MHz
TDP 315 W
Memory Bus 320 bit
Ray Tracing Sim
Class consumer
PowerColor Radeon RX 7900 XT 20GB GDDR6 gpu
79 Pontuação Geral

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Resumo

The 30-Second Version

The RX 7900 XT posts a PassMark G3D score of 29,059 and a 93rd percentile ray tracing result, making it a strong 1440p and 4K gaming card. The 20GB of VRAM is a real advantage over the RTX 5070 Ti's 16GB. But thermals sit in the 7th percentile, and the cooler struggles with the 315W TDP.

Pros & Cons

Prós

  • 20GB GDDR6 on a 320-bit bus, more VRAM than the RTX 5070 Ti's 16GB 96th
  • PassMark G3D score of 29,059 puts it in the 81st percentile for raster 93rd
  • Ray tracing score of 86.3/100 lands in the 93rd percentile, excellent for AMD 88th
  • 5376 stream processors with 2400MHz boost clock deliver strong 1440p and 4K gaming 87th
  • Feature set in the 96th percentile, includes FSR 3, AV1 encode, and DP 2.1

Contras

  • Thermal performance in the 7th percentile, the cooler struggles with the 315W TDP
  • AI and LLM score of 67.8/100 is the weakest area, CUDA alternatives are better
  • Affordability in the 15th percentile, this card is not cheap for its age
  • Efficiency in the 53rd percentile, middle of the pack for power draw
  • 2.5 slot design takes up significant case space

As provas

Performance

Let's talk raw numbers. The 5376 stream processors clock up to 2400MHz boost, and the card delivers 2.611 FP32 TFLOPS of compute. That's 84th percentile for compute, which translates to excellent 1440p gaming and perfectly capable 4K in most titles. The 81.8/100 gaming_1440p score confirms it: this is a 1440p monster that can stretch into 4K when you need it. The 20GB of VRAM with a 320-bit interface gives you 112 GB/s of memory bandwidth, and that's the kind of headroom that keeps frame times smooth in texture-heavy games.

Ray tracing performance is the standout. The 96 RT cores and 86.3/100 RT score put this in the 93rd percentile, which is one of the best RT results we've seen from an AMD card. FSR 3 support helps too, especially in titles where native RT performance dips. The AI and LLM score of 67.8/100 is the weakest area, and that's worth knowing if you're planning to run local models. The 192 tensor cores just don't have the same software ecosystem as NVIDIA's CUDA stack, and it shows in real-world AI workloads.

Performance Percentiles

AI 87.3
Rt 93
Vram 81.1
Raster 81.5
Compute 84.2
Feature 96.2
Thermal 6.6
Efficiency 51.6
Connectivity 87.9
Prova social 75.7
Affordability 14.9

Specifications

Full Specifications

Chipset

GPU Chipset Radeon RX 7900 XT
Brand AMD
Architecture RDNA 3
Class consumer
Process 14

Memory

VRAM 20 GB
Memory Type GDDR6
Memory Bus 320
Bandwidth 112

Compute

Stream Processors 5376
Tensor Cores 192
RT Cores 96
Base Clock 2000
Boost Clock 2400
FP16 TFLOPS 2.611
FP32 TFLOPS 2.611

Performance

PassMark G3D 29059
GPU Compute 17736

Power & Cooling

TDP 315
Recommended PSU 750

Connectivity

Interface PCI Express 4.0 x16
DisplayPort 2
HDMI 1
USB-C 1
Max Displays 4

Physical

Slot Width 2.5
Weight 2.0 kg / 4.4 lbs

Features

Ray Tracing Yes
Upscaling FSR 3
AV1 Encode Yes
VR Ready Yes
DirectX 12 Ultimate
RGB Yes

vs Competition

Against the RTX 5070 Ti, the 7900 XT holds a clear VRAM advantage with 20GB versus 16GB, and its ray tracing score of 86.3/100 is competitive. But the 5070 Ti is newer silicon with better efficiency and a stronger AI story. The RTX 5090 and RTX 5080 are in a completely different performance tier, and the 7900 XT doesn't try to compete there. The Sapphire NITRO+ 7900 XTX is the more interesting comparison. That card offers more compute and better thermals, but it also costs more. If you can find the PowerColor at the EUR 3,170 price point, it undercuts the NITRO+ meaningfully while delivering most of the gaming performance. The ZOTAC RTX 5080 is the wildcard. It's newer, more efficient, and better at AI, but it's also more expensive and carries less VRAM.

Spec PowerColor Radeon RX 7900 XT ASUS TUF Gaming TUF-RTX5090-32G-GAMING Gigabyte AERO GV-N5080AERO OC-16GD MSI Ventus RTX 5070 Ti 16G VENTUS 3X PZ OC ZOTAC APOCALYPSE ZT-B50800C-10P Sapphire NITRO+ 11322-01-40G
Chipset Radeon RX 7900 XT GeForce RTX 5090 GeForce RTX 5080 GeForce RTX 5070 Ti GeForce RTX 5080 Radeon RX 7900 XTX
Vram 20GB GDDR6 32GB GDDR7 16GB GDDR7 16GB GDDR7 16GB GDDR7 24GB GDDR6
Boost Clock Mhz 2400 2407 2730 2482 2730 2680
Tdp W 315 575 360 300 360 339
Memory Bus Bits 320 512 256 256 256 384
Ray Tracing true true true true true true
GPU Class consumer consumer consumer consumer consumer consumer
Compare Compare Compare Compare Compare
Produto AIRtVramRasterComputeFeatureThermalEfficiencyConnectivityProva socialAffordability
PowerColor Radeon RX 7900 XT 87.39381.181.584.296.26.651.687.975.714.9
ASUS TUF Gaming TUF-RTX5090-32G-GAMING Compare 96.990.197.698.797.696.272.424.699.399.13.5
Gigabyte AERO GV-N5080AERO OC-16GD Compare 85.395.288.794.293.296.291.557.89488.815.1
MSI Ventus RTX 5070 Ti 16G VENTUS 3X PZ OC Compare 79.292.285.688.887.996.291.572.99488.821
ZOTAC APOCALYPSE ZT-B50800C-10P Compare 85.397.588.794.293.296.291.557.89499.119.1
Sapphire NITRO+ 11322-01-40G Compare 94.996.191.783.895.583.991.552.798.778.417.6

Preço

Value & Pricing

The value story here is complicated. The card lists at USD 1,270 in the US, which is a lot of money for a previous-generation GPU. But the EUR pricing is where things get interesting. We're seeing a spread of EUR 1,285 across vendors, from EUR 3,170 to EUR 4,455. That's a massive gap, and if you're shopping in Germany or France, the EUR 3,170 listing is the one to hunt down. The higher EUR 4,455 price is frankly absurd for this card. At the lower end of that range, the 20GB of VRAM and strong RT performance make a decent case. At the top end, you're paying flagship money for last-gen performance, and that's a hard pass.

Saiba mais

Overview

The PowerColor RX 7900 XT posts a PassMark G3D score of 29,059, which lands it in the 81st percentile for raster performance in our database. That's a strong showing for a card that's now a generation old, and it puts the 7900 XT comfortably ahead of most mid-range options while trailing the newest flagship silicon. The 20GB of GDDR6 on a 320-bit bus is the headline spec here. That's more VRAM than the RTX 5070 Ti's 16GB, and it matters if you're pushing high-resolution textures or planning to keep this card for a few years.

Ray tracing is where this card surprises people. The 86.3/100 ray tracing score puts it in the 93rd percentile, which is genuinely impressive for AMD. RDNA 3 closed a lot of the RT gap, and while it won't touch an RTX 5090, it's not the weak point it used to be. The catch is thermals. This card sits in the 7th percentile for thermal performance, which is rough. PowerColor's cooler design here just doesn't keep up with the 315W TDP under sustained load.

Common Questions

Q: Is the RX 7900 XT good for 4K gaming?

The 81.8/100 gaming_1440p score and 20GB of VRAM make it very capable at 1440p, and it can handle 4K in most titles. The 320-bit memory bus and 112 GB/s bandwidth help at higher resolutions, but you may need FSR 3 in demanding 4K games to maintain high frame rates.

Q: How does the RX 7900 XT compare to the RTX 5070 Ti?

The 7900 XT has more VRAM at 20GB versus the 5070 Ti's 16GB, and its ray tracing score of 86.3/100 is competitive. However, the 5070 Ti is newer with better efficiency and a stronger AI performance story. The 7900 XT's AI score of 67.8/100 is its weakest area.

Q: Does the RX 7900 XT run hot?

Yes, this is a known issue with this PowerColor model. The thermal performance sits in the 7th percentile in our database, which is one of the worst results we've seen. The 315W TDP is a lot for this cooler design, and you'll want good case airflow to keep temperatures in check.

Who Should Skip This

Skip this card if you care about thermals or AI workloads. The 7th percentile thermal performance means this PowerColor model runs hot and loud under load, and that's going to be a constant annoyance. If you're planning to run local AI models or do any serious compute work, the 67.8/100 AI score and 192 tensor cores just don't cut it compared to NVIDIA's CUDA ecosystem. Also skip it if you're seeing the higher EUR prices. At EUR 4,455, you're paying flagship money for a card with last-gen efficiency and a struggling cooler. The 53rd percentile efficiency rating means you're also paying more in electricity over time.

Verdict

The PowerColor RX 7900 XT is a card that makes sense at the right price. The 20GB of VRAM, 93rd percentile ray tracing, and 81st percentile raster performance make it a genuinely strong 1440p and 4K gaming card. But the 7th percentile thermal performance is a real problem. This card runs hot, and that's going to affect longevity and noise levels. If you can find it at the EUR 3,170 price point or the USD 1,270 listing, it's worth considering. At the higher EUR prices, you're better off looking at newer options. The thermal issues and weak AI performance keep this from being an easy recommendation, but the raw gaming numbers are hard to argue with.

Usage Scores

Geral (78.5)AI/LLM (68)Budget (71.2)Gaming 4k (79.5)Ray Tracing (86.5)Workstation (69.4)Gaming 1080p (80.7)Gaming 1440p (81.9)Content Creation (76)
  • Geral78.5
  • AI/LLM68
  • Budget71.2
  • Gaming 4k79.5
  • Ray Tracing86.5
  • Workstation69.4
  • Gaming 1080p80.7
  • Gaming 1440p81.9
  • Content Creation76

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