SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB
AMD AMD Radeon RX 7900 XT Speed index 46/100 Last updated:

SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB Benchmark and Specs

Here we show you benchmarks and technical data for the SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB. The graphics card is based on the AMD Radeon RX 7900 XT (RDNA 3) and has 20 GB GDDR6 graphics memory with a memory bandwidth of 800 GB/s. The SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB has 84 execution units with 5376 shaders.
FP32
55.05TFLOPS
Boost Clock
2.56GHz
Memory
20GB GDDR6
TDP
368 W

Technical details

GPU

The SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB has 5376 shaders and 84 execution units. The graphics card thus achieves a theoretical FP32 computing power of 55.05 TFLOPS.

GPU Chip
Navi 31 (RDNA 3)
Streaming Multiprocessors
84
Shader
5376
Render Output Units
192
Texture Units
336
Raytracing Cores
84

Memory

The SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB can use 20 GB graphics memory of the type GDDR6. The graphics card thus achieves a memory bandwidth of 800 GB/s on a 320 bit wide memory interface.

Memory Size
20 GB
Memory Type
GDDR6
Memory Clock
2.500 GHz
Memory Speed
20.0 Gbps
Memory bandwidth
800 GB/s
Memory Interface
320 bit

Clock Speeds

The base clock frequency of the SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB is 1.500 GHz. A high clock frequency (even in turbo mode) can greatly increase the speed of a graphics card.

Base Clock
1.500 GHz
Boost Clock
2.560 GHz+7 %
Avg (Game) Clock
2.220 GHz
Overclocking
Yes

Thermal Design

The TDP (Thermal Design Power) of the SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB is 368 W. The graphics card is supplied with energy via the 3 x 8-Pin connector.

TDP
368 W+23 %
Tjunction max
97 °C
PCIe-Power
3 x 8-Pin

Cooler & Fans

The SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB has a total of 3 Axial fans to cool the graphics processor and graphics memory.

Fan-Type
Axial
Fan 1
3 x 100 mm
Cooler-Type
Air cooling
Noise (Idle)
0 dB / Silent

Connectivity

Up to 4 screens can be connected to the SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB.

Max. Displays
4
HDCP
2.3
HDMI
2x HDMI 2.1
DisplayPort
2x DP 2.1

Featureset

The SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB has a maximum resolution of 7680x4320 pixels. The graphics card supports the DirectX 12_2 (Ultimate) standard.

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

Supported Video Codecs

The video codecs accelerated in hardware by the SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB reduce the processor load and ensure lower energy consumption.

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

Dimensions

The SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB is 320 mm long and 136 mm high. With a width of 72 mm, the graphics card requires 4 PCIe-Slots in the case.

Length
320 mm
Height
136 mm
Width
72 mm
Width (Slots)
4 PCIe-Slots
SFF-Ready
No

Additional data

The SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB made in 5 nm was published in Q4/2022 for 899 $.

GPU Interface
PCIe 4 x 16
Release date
Q4/2022
Launch Price
899 $ (Reference)
Structure size
5 nm
Part-no
11323-01-40G
Documents
data sheet
SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB
1.500 GHz · 20 GB · 368 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 518 / 5,633

  1. SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GBSAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB20 GB GDDR6
    12,868
  2. AMD Radeon RX 7900 XTAMD Radeon RX 7900 XTAverage of gpu group
    12,685

Port Royal (Raytracing) Rank 639 / 4,176

  1. SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GBSAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB20 GB GDDR6
    14,435
  2. AMD Radeon RX 7900 XTAMD Radeon RX 7900 XTAverage of gpu group
    14,229

Speed Way Graphics Score (Raytracing) Rank 1,264 / 3,536

  1. SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GBSAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB20 GB GDDR6
    4,680
  2. AMD Radeon RX 7900 XTAMD Radeon RX 7900 XTAverage of gpu group
    4,613

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 1,201 / 3,187

  1. SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GBSAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB20 GB GDDR6
    53 fps (avg)
  2. AMD Radeon RX 7900 XTAMD Radeon RX 7900 XTAverage of gpu group
    50 fps (avg)

2560x1440 (1440p) Rank 462 / 3,190

  1. SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GBSAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB20 GB GDDR6
    113 fps (avg)
  2. AMD Radeon RX 7900 XTAMD Radeon RX 7900 XTAverage of gpu group
    94 fps (avg)

1920x1080 (1080p) Rank 358 / 3,222

  1. SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GBSAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB20 GB GDDR6
    169 fps (avg)
  2. AMD Radeon RX 7900 XTAMD Radeon RX 7900 XTAverage of gpu group
    158 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 396 / 2,190

  1. SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GBSAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB20 GB GDDR6
    47 fps (avg)
  2. AMD Radeon RX 7900 XTAMD Radeon RX 7900 XTAverage of gpu group
    44 fps (avg)

2560x1440 (1440p) Rank 392 / 2,709

  1. SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GBSAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB20 GB GDDR6
    94 fps (avg)
  2. AMD Radeon RX 7900 XTAMD Radeon RX 7900 XTAverage of gpu group
    88 fps (avg)

1920x1080 (1080p) Rank 304 / 2,843

  1. SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GBSAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB20 GB GDDR6
    147 fps (avg)
  2. AMD Radeon RX 7900 XTAMD Radeon RX 7900 XTAverage of gpu group
    138 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 768 / 5,255

  1. SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GBSAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB20 GB GDDR6
    181,389
  2. AMD Radeon RX 7900 XTAMD Radeon RX 7900 XTAverage of gpu group
    170,054

Geekbench 6 - Vulkan Rank 230 / 5,233

  1. SAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GBSAPPHIRE NITRO+ Radeon RX 7900 XT Vapor-X 20GB20 GB GDDR6
    209,541
  2. AMD Radeon RX 7900 XTAMD Radeon RX 7900 XTAverage of gpu group
    196,447

MonkeyBench 2026.3 · browser GPU test

Average of 8 public MonkeyBench results (WebGPU) for the AMD Radeon RX 7900 XT.

895GPU points (Ø)
Rank 9 / 314 · in the MonkeyBench GPU ranking

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