PowerColor Hellhound Radeon RX 7900 XTX
AMD AMD Radeon RX 7900 XTX Speed index 51/100 Last updated:

PowerColor Hellhound Radeon RX 7900 XTX Benchmark and Specs

All technical data and various benchmarks of the PowerColor Hellhound Radeon RX 7900 XTX are listed on this page. The graphics card is based on the Navi 31 (RDNA 3) graphics chip, which is manufactured with a structure width of 5 nm. The PowerColor Hellhound Radeon RX 7900 XTX can operate up to 4 screens with a maximum resolution of up to 7680x4320 become.
FP32
62.05TFLOPS
Boost Clock
2.53GHz
Memory
24GB GDDR6
TDP
355 W

Technical details

GPU

The PowerColor Hellhound Radeon RX 7900 XTX has 96 execution units with 6144 shaders. This gives the graphics card a theoretical FP32 computing power of 62.05 TFLOPS.

GPU Chip
Navi 31 (RDNA 3)
Streaming Multiprocessors
96
Shader
6144
Render Output Units
192
Texture Units
384
Raytracing Cores
96

Memory

The PowerColor Hellhound Radeon RX 7900 XTX is equipped with 24 GB graphics memory of the type GDDR6. The memory clock of the graphics card is 2.500 GHz and the speed is 20 Gbps.

Memory Size
24 GB
Memory Type
GDDR6
Memory Clock
2.500 GHz
Memory Speed
20.0 Gbps
Memory bandwidth
960 GB/s
Memory Interface
384 bit

Clock Speeds

The base frequency of this graphics card is 1.900 GHz and the manufacturer specifies the maximum turbo clock as 2.525 GHz. If supported (see below), the performance can be further increased by overclocking.

Base Clock
1.900 GHz
Boost Clock
2.525 GHz+1 %
Avg (Game) Clock
2.330 GHz+1 %
Overclocking
Yes

Thermal Design

The PowerColor Hellhound Radeon RX 7900 XTX is powered by 2 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 355 W.

TDP
355 W
Tjunction max
97 °C
PCIe-Power
2 x 8-Pin

Cooler & Fans

Graphics processor and graphics memory of the PowerColor Hellhound Radeon RX 7900 XTX are cooled by a Air cooling.

Fan-Type
Axial
Fan 1
2 x 100 mm
Fan 2
1 x 90 mm
Cooler-Type
Air cooling
Noise (Idle)
0 dB / Silent
Noise (Load)
30 dB

Connectivity

Up to 4 monitors can be operated with the PowerColor Hellhound Radeon RX 7900 XTX.

Max. Displays
4
HDCP
2.3
HDMI
1x HDMI 2.1
DisplayPort
3x DP 2.1

Featureset

With the PowerColor Hellhound Radeon RX 7900 XTX it is possible to operate a screen with a resolution of up to 7680x4320 pixels. Furthermore, the DirectX standard version 12_2 (Ultimate) is supported.

Max. resolution
7680x4320
DirectX
12_2 (Ultimate)
Raytracing
Yes
DLSS / FSR
Yes
LED
Addressable LED

Supported Video Codecs

This area lists the video codecs that the PowerColor Hellhound Radeon RX 7900 XTX can decode or encode in hardware in order to minimize the processor load, which leads to lower power consumption.

h264
Decode / Encode
h265 / HEVC
Decode / Encode
VP8
Decode / Encode
VP9
Decode / Encode
AV1
Decode / Encode

Dimensions

The PowerColor Hellhound Radeon RX 7900 XTX needs the space of 3 PCIe-Slots in a case. It is 320 mm long, 119 mm high and 62 mm wide.

Length
320 mm
Height
119 mm
Width
62 mm
Width (Slots)
3 PCIe-Slots
SFF-Ready
No

Additional data

The PowerColor Hellhound Radeon RX 7900 XTX was released in Q4/2022 at a price of 999 $. The graphics card manufactured in 5 nm is connected to the system via PCIe 4 x 16 lanes.

GPU Interface
PCIe 4 x 16
Release date
Q4/2022
Launch Price
999 $ (Reference)
Structure size
5 nm
Part-no
RX 7900 XTX 24G-L/OC
Documents
data sheet
PowerColor Hellhound Radeon RX 7900 XTX
1.900 GHz · 24 GB · 355 W TDP
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Benchmark results

3DMark Benchmark (DirectX, Raytracing)

3DMark is a benchmark program that determines the performance of certain components of a computer and then reports the performance as a numerical value.

Time Spy Extreme Graphics score Rank 269 / 5,633

  1. PowerColor Hellhound Radeon RX 7900 XTXPowerColor Hellhound Radeon RX 7900 XTX24 GB GDDR6
    14,287
  2. AMD Radeon RX 7900 XTXAMD Radeon RX 7900 XTXAverage of gpu group
    14,435

Port Royal (Raytracing) Rank 502 / 4,176

  1. PowerColor Hellhound Radeon RX 7900 XTXPowerColor Hellhound Radeon RX 7900 XTX24 GB GDDR6
    15,992
  2. AMD Radeon RX 7900 XTXAMD Radeon RX 7900 XTXAverage of gpu group
    16,158

Speed Way Graphics Score (Raytracing) Rank 646 / 3,536

  1. PowerColor Hellhound Radeon RX 7900 XTXPowerColor Hellhound Radeon RX 7900 XTX24 GB GDDR6
    5,936
  2. AMD Radeon RX 7900 XTXAMD Radeon RX 7900 XTXAverage of gpu group
    5,998

Cyberpunk 2077

Cyberpunk 2077 was developed by CD Projekt Red and is based on the development studio's own REDengine 4. Ray tracing is switched off in our benchmarks.

3840x2160 (2160p) Rank 826 / 3,187

  1. PowerColor Hellhound Radeon RX 7900 XTXPowerColor Hellhound Radeon RX 7900 XTX24 GB GDDR6
    61 fps (avg)
  2. AMD Radeon RX 7900 XTXAMD Radeon RX 7900 XTXAverage of gpu group
    60 fps (avg)

2560x1440 (1440p) Rank 183 / 3,190

  1. PowerColor Hellhound Radeon RX 7900 XTXPowerColor Hellhound Radeon RX 7900 XTX24 GB GDDR6
    123 fps (avg)
  2. AMD Radeon RX 7900 XTXAMD Radeon RX 7900 XTXAverage of gpu group
    108 fps (avg)

1920x1080 (1080p) Rank 233 / 3,222

  1. PowerColor Hellhound Radeon RX 7900 XTXPowerColor Hellhound Radeon RX 7900 XTX24 GB GDDR6
    178 fps (avg)
  2. AMD Radeon RX 7900 XTXAMD Radeon RX 7900 XTXAverage of gpu group
    176 fps (avg)

The Last of Us Part 1

The Last of Us Part One is a game released by Sony in June 2013 exclusively for the Playstation and released for the PC in early 2023. The benchmark values here were determined at high details.

3840x2160 (2160p) Rank 231 / 2,190

  1. PowerColor Hellhound Radeon RX 7900 XTXPowerColor Hellhound Radeon RX 7900 XTX24 GB GDDR6
    53 fps (avg)
  2. AMD Radeon RX 7900 XTXAMD Radeon RX 7900 XTXAverage of gpu group
    52 fps (avg)

2560x1440 (1440p) Rank 375 / 2,709

  1. PowerColor Hellhound Radeon RX 7900 XTXPowerColor Hellhound Radeon RX 7900 XTX24 GB GDDR6
    96 fps (avg)
  2. AMD Radeon RX 7900 XTXAMD Radeon RX 7900 XTXAverage of gpu group
    95 fps (avg)

1920x1080 (1080p) Rank 463 / 2,843

  1. PowerColor Hellhound Radeon RX 7900 XTXPowerColor Hellhound Radeon RX 7900 XTX24 GB GDDR6
    143 fps (avg)
  2. AMD Radeon RX 7900 XTXAMD Radeon RX 7900 XTXAverage of gpu group
    142 fps (avg)

Geekbench 6 (OpenCL, Vulkan, Metal)

Geekbench 6 is a cross-platform benchmark for main processors, which also carries out 3 different graphics benchmarks and outputs them in the form of a numerical value.

Geekbench 6 - OpenCL Rank 542 / 5,255

  1. PowerColor Hellhound Radeon RX 7900 XTXPowerColor Hellhound Radeon RX 7900 XTX24 GB GDDR6
    198,711
  2. AMD Radeon RX 7900 XTXAMD Radeon RX 7900 XTXAverage of gpu group
    196,758

Geekbench 6 - Vulkan Rank 184 / 5,233

  1. PowerColor Hellhound Radeon RX 7900 XTXPowerColor Hellhound Radeon RX 7900 XTX24 GB GDDR6
    213,554
  2. AMD Radeon RX 7900 XTXAMD Radeon RX 7900 XTXAverage of gpu group
    211,455

MonkeyBench 2026.3 · browser GPU test

Average of 24 public MonkeyBench results (WebGPU) for the AMD Radeon RX 7900 XTX.

996GPU points (Ø)
Rank 7 / 537 · in the MonkeyBench GPU ranking

More benchmarks

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