GPU comparison with benchmarks

AMD Radeon RX 6900 XT vs SAPPHIRE PULSE Radeon RX 7900 GRE 16GB

AMD Radeon RX 6900 XT
AMD Radeon RX 6900 XT 16 GB GDDR6 · 2.25 GHz · 300 W Speed index 19/100
In the gpu comparison between the AMD Radeon RX 6900 XT and the SAPPHIRE PULSE Radeon RX 7900 GRE 16GB, we compare both the technical data and the benchmark results of the two graphics cards.

Quick comparison

In FP32 performance, the SAPPHIRE PULSE Radeon RX 7900 GRE 16GB is 104 % faster than the AMD Radeon RX 6900 XT.

AMD Radeon RX 6900 XTSAPPHIRE PULSE Radeon RX 7900 GRE 16GB
Speed index
19/100
39/100
FP32
23.04 TFLOPS
46.90 TFLOPS
Boost Clock
2.25 GHz
2.29 GHz
Memory Size
16 GB GDDR6
16 GB GDDR6
Memory bandwidth
512 GB/s
576 GB/s
TDP
300 W
268 W
Launch Price
999 $
799 $

GPU

GPUAMD Radeon RX 6900 XTSAPPHIRE PULSE Radeon RX 7900 GRE 16GB
Based onAMD Radeon RX 6900 XTAMD Radeon RX 7900 GRE
GPU ChipNavi 21Navi 31
Streaming Multiprocessors8080
Shader51205120
Render Output Units128192
Texture Units320320
Raytracing Cores8080
More information
The AMD Radeon RX 6900 XT is based on the AMD Radeon RX 6900 XT and has 5120 texture shaders and 80 execution units.

SAPPHIRE PULSE Radeon RX 7900 GRE 16GB is based on AMD Radeon RX 7900 GRE, which has 5120 shaders and 80 execution units.

Memory

MemoryAMD Radeon RX 6900 XTSAPPHIRE PULSE Radeon RX 7900 GRE 16GB
Memory Size16 GB16 GB
Memory TypeGDDR6GDDR6
Memory Clock2.000 GHz2.250 GHz
Memory Speed16.0 Gbps18.0 Gbps
Memory bandwidth512 GB/s576 GB/s
Memory Interface256 bit256 bit
More information
The AMD Radeon RX 6900 XT has 16 GB of graphics memory of the type GDDR6 and achieves a memory bandwidth of 512 GB/s.

The SAPPHIRE PULSE Radeon RX 7900 GRE 16GB can access 16 GB GDDR6 graphics memory and thus achieves a memory bandwidth of 576 GB/s.

Clock Speeds

Clock SpeedsAMD Radeon RX 6900 XTSAPPHIRE PULSE Radeon RX 7900 GRE 16GB
Base Clock1.825 GHz1.287 GHz
Boost Clock2.250 GHz2.290 GHz
Avg (Game) Clock2.02 GHz1.93 GHz
OverclockingYesYes
More information
The AMD Radeon RX 6900 XT clocks in the base with up to 1.825 GHz. The base frequency of the SAPPHIRE PULSE Radeon RX 7900 GRE 16GB is 1.287 GHz.

Thermal Design

Thermal DesignAMD Radeon RX 6900 XTSAPPHIRE PULSE Radeon RX 7900 GRE 16GB
TDP300 W268 W
TDP (up)345 W--
Tjunction max100 °C97 °C
PCIe-Power2 x 8-Pin2 x 8-Pin
More information
The TDP (Thermal Design Power) of the AMD Radeon RX 6900 XT is 300 W. The graphics card is supplied with energy via the 2 x 8-Pin connector.

The SAPPHIRE PULSE Radeon RX 7900 GRE 16GB has a TDP of 268 W and is supplied with the required energy via 2 x 8-Pin PCIe power connectors.

Cooler & Fans

Cooler & FansAMD Radeon RX 6900 XTSAPPHIRE PULSE Radeon RX 7900 GRE 16GB
Fan-TypeAxialAxial
Fan 13 x 80 mm3 x 95 mm
Cooler-TypeAir coolingAir cooling
Noise (Idle)0 dB0 dB
Noise (Load)38 dB--
More information
The AMD Radeon RX 6900 XT has a total of 3 Axial fans.

The SAPPHIRE PULSE Radeon RX 7900 GRE 16GB has 3 Axial fans to cool the GPU and memory.

Connectivity

ConnectivityAMD Radeon RX 6900 XTSAPPHIRE PULSE Radeon RX 7900 GRE 16GB
Max. Displays44
HDCP2.32.3
HDMI1x HDMI 2.12x HDMI 2.1
DisplayPort2x DP 1.4a2x DP 2.1
USB-C1--
More information
In the connectivity category, we recorded the number of ports on a graphics card. A total of 4 screens can be connected to the AMD Radeon RX 6900 XT.

The SAPPHIRE PULSE Radeon RX 7900 GRE 16GB supports a maximum of 4 screens.

Featureset

FeaturesetAMD Radeon RX 6900 XTSAPPHIRE PULSE Radeon RX 7900 GRE 16GB
Max. resolution7680x43207680x4320
DirectX12_2 (Ultimate)12_2 (Ultimate)
RaytracingYesYes
DLSS / FSRYesYes
LEDNon addressable LEDNo LED lighting
More information
The AMD Radeon RX 6900 XT supports a maximum resolution of 7680x4320 pixels.

The maximum resolution of the SAPPHIRE PULSE Radeon RX 7900 GRE 16GB is 7680x4320 pixels.

Supported Video Codecs

Supported Video CodecsAMD Radeon RX 6900 XTSAPPHIRE PULSE Radeon RX 7900 GRE 16GB
h264Decode / EncodeDecode / Encode
h265 / HEVCDecode / EncodeDecode / Encode
VP8Decode / EncodeDecode / Encode
VP9Decode / EncodeDecode / Encode
AV1DecodeDecode / Encode
More information
The support and acceleration of certain video codecs directly in the graphics card reduces the load when playing or creating videos.

Dimensions

DimensionsAMD Radeon RX 6900 XTSAPPHIRE PULSE Radeon RX 7900 GRE 16GB
Length267 mm320 mm
Height120 mm129 mm
Width--53 mm
Width (Slots)3 Slots3 Slots
Weight1,492 g--
SFF-ReadyNoNo
More information
The AMD Radeon RX 6900 XT is 267 mm long, 120 mm high and -- wide.

The SAPPHIRE PULSE Radeon RX 7900 GRE 16GB is 320 mm long, 129 mm high and 53 mm wide.

Additional data

Additional dataAMD Radeon RX 6900 XTSAPPHIRE PULSE Radeon RX 7900 GRE 16GB
GPU InterfacePCIe 4.0 x 16PCIe 4 x 16
Release dateQ4/2020Q3/2023
Launch Price999 $799 $
Structure size7 nm5 nm
Part-no102-D41211325-04-21G
Documentsdata sheetdata sheet
More information
The AMD Radeon RX 6900 XT was released in Q4/2020 at a price of 999 $.

The SAPPHIRE PULSE Radeon RX 7900 GRE 16GB was introduced in Q3/2023 at a price of 799 $.

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 SAPPHIRE PULSE Radeon RX 7900 GRE 16GB +4.3 %

  1. 9,836
  2. 10,258

Port Royal (Raytracing) SAPPHIRE PULSE Radeon RX 7900 GRE 16GB +17.9 %

  1. 9,889
  2. 11,664

Speed Way Graphics Score (Raytracing) SAPPHIRE PULSE Radeon RX 7900 GRE 16GB +19.3 %

  1. 3,619
  2. 4,319

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) AMD Radeon RX 6900 XT +56.1 %

  1. 64 fps (avg)
  2. 41 fps (avg)

2560x1440 (1440p) SAPPHIRE PULSE Radeon RX 7900 GRE 16GB +20.0 %

  1. 75 fps (avg)
  2. 90 fps (avg)

1920x1080 (1080p) SAPPHIRE PULSE Radeon RX 7900 GRE 16GB +16.7 %

  1. 114 fps (avg)
  2. 133 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) SAPPHIRE PULSE Radeon RX 7900 GRE 16GB +7.9 %

  1. 38 fps (avg)
  2. 41 fps (avg)

2560x1440 (1440p) SAPPHIRE PULSE Radeon RX 7900 GRE 16GB +13.5 %

  1. 74 fps (avg)
  2. 84 fps (avg)

1920x1080 (1080p) AMD Radeon RX 6900 XT +8.6 %

  1. 126 fps (avg)
  2. 116 fps (avg)

Battlefield 5

Battlefield 5 is a visually stunning game that is ideal as a graphics card benchmark. We test the game with maximum details on Windows 10.

3840x2160 (2160p)

  1. 110 fps (avg)
  2. no data

2560x1440 (1440p)

  1. 200 fps (avg)
  2. no data

1920x1080 (1080p)

  1. 200 fps (avg)
  2. no data

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 SAPPHIRE PULSE Radeon RX 7900 GRE 16GB +2.3 %

  1. 161,394
  2. 165,097

Geekbench 6 - Vulkan SAPPHIRE PULSE Radeon RX 7900 GRE 16GB +0.8 %

  1. 161,439
  2. 162,664

Geekbench 6 - Metal

  1. 235,478
  2. no data

Rate these graphics cards now

Here you can rate the AMD Radeon RX 6900 XT to help other visitors make their purchasing decisions. The average rating is 4.6 stars (5 ratings). Rate now:

Here you can rate the SAPPHIRE PULSE Radeon RX 7900 GRE 16GB to help other visitors make their purchasing decisions. The average rating is 4.8 stars (5 ratings). Rate now:

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