ASRock Radeon RX 6900 XT OC Formula 16GB
vs
Sapphire Toxic Radeon RX 6900 XT Extreme Edition


GPU comparison with benchmarks

The ASRock Radeon RX 6900 XT OC Formula 16GB has 5120 shader units and these clock a maximum of 2.48 GHz which results in an FP32 computing power of 25.34 TFLOPS.

The Sapphire Toxic Radeon RX 6900 XT Extreme Edition has 5120 shader units and these clock at a maximum of 2.73 GHz and achieve an FP32 computing power of 27.96 TFLOPS.

GPU

The ASRock Radeon RX 6900 XT OC Formula 16GB is equipped with a graphics chip of the RDNA 2 architecture, which has 80 streaming multiprocessors.

The graphics card Sapphire Toxic Radeon RX 6900 XT Extreme Edition is based on the RDNA 2 architecture and is equipped with 80 execution units.
ASRock Radeon RX 6900 XT OC Formula 16GB GPU Sapphire Toxic Radeon RX 6900 XT Extreme Edition
AMD Radeon RX 6900 XT Based on AMD Radeon RX 6900 XT
Navi 21 GPU Chip Navi 21
RDNA 2 Architecture RDNA 2
80 Streaming Multiprocessors 80
5120 Shader 5120
128 Render Output Units 128
320 Texture Units 320
80 Raytracing Cores 80

Memory

The ASRock Radeon RX 6900 XT OC Formula 16GB is equipped with a 16 GB large GDDR6 graphics memory, which is equipped with 2.000 GHz clocks.

The Sapphire Toxic Radeon RX 6900 XT Extreme Edition has a 16 GB large GDDR6 graphics memory and the memory clock is 2.000GHz.

16 GB Memory Size 16 GB
GDDR6 Memory Type GDDR6
2.000 GHz Memory Clock 2.000 GHz
16.0 Gbps Memory Speed 16.0 Gbps
512 GB/s Memory bandwidth 512 GB/s
256 bit Memory Interface 256 bit

Clock Speeds

The ASRock Radeon RX 6900 XT OC Formula 16GB has a turbo clock of 2.475 GHzDeviation vs GPU group+ 10 %. The turbo frequency of the Sapphire Toxic Radeon RX 6900 XT Extreme Edition is 2.730 GHzDeviation vs GPU group+ 21 %.

2.125 GHzDeviation vs GPU group+ 16 % Base Clock 1.825 GHz
2.475 GHzDeviation vs GPU group+ 10 % Boost Clock 2.730 GHzDeviation vs GPU group+ 21 %
2.37 GHzDeviation vs GPU group+ 17 % Avg (Game) Clock 2.38 GHzDeviation vs GPU group+ 18 %
Yes Overclocking Yes

Thermal Design

The ASRock Radeon RX 6900 XT OC Formula 16GB has 3 x 8-Pin connectors through which it is supplied with power. The manufacturer specifies the maximum operating temperature of the graphics card as 100 °C.

The Sapphire Toxic Radeon RX 6900 XT Extreme Edition is equipped with a 1 x 6-Pin, 2 x 8-Pin PCIe power connector that supplies it with power. The maximum operating temperature of the card is 100 °C.

300 W TDP 430 WDeviation vs GPU group+ 43 %
345 W TDP (up) --
100 °C Tjunction max 100 °C
3 x 8-Pin PCIe-Power 1 x 6-Pin, 2 x 8-Pin

Cooler & Fans

The graphics processor and graphics memory of the ASRock Radeon RX 6900 XT OC Formula 16GB are cooled with a Air cooling.

The Sapphire Toxic Radeon RX 6900 XT Extreme Edition is cooled by a AIO water cooling.

Axial Fan-Type Axial
3 x 100 mm Fan 1 3 x 120 mm
-- Fan 2 1 x 90 mm
Air cooling Cooler-Type AIO water cooling
0 dB Noise (Idle) 0 dB
-- Noise (Load) --

Connectivity

The ASRock Radeon RX 6900 XT OC Formula 16GB supports the downward compatible copy protection HDCP in version 2.3.

The Sapphire Toxic Radeon RX 6900 XT Extreme Edition supports HDCP in version 2.3 and all previous versions.

4 Max. Displays 4
2.3 HDCP-Version 2.3
1x HDMI v2.1 HDMI Ports 1x HDMI v2.1
3x DP v1.4a DP Ports 3x DP v1.4a
-- DVI Ports --
-- VGA Ports --
-- USB-C Ports --

Featureset

The ASRock Radeon RX 6900 XT OC Formula 16GB supports the DirectX standard from Microsoft in version 12_2 (Ultimate).

The Sapphire Toxic Radeon RX 6900 XT Extreme Edition supports Microsoft's DirectX version 12_2 (Ultimate).

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

Supported Video Codecs

This area lists which video codecs can be decoded or encoded by the graphics cards in hardware. As a result, the power consumption can be reduced due to a lower processor load.

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

Dimensions

The ASRock Radeon RX 6900 XT OC Formula 16GB is 61 mm wide and therefore needs the space of 3 PCIe-Slots in the case.

The width of the Sapphire Toxic Radeon RX 6900 XT Extreme Edition is 61 mm and thus requires the space of 3 PCIe-Slots in the PC case.

332 mm Length 270 mm
137 mm Height 130 mm
61 mm Width 45 mm
3 PCIe-Slots Width (Slots) 3 PCIe-Slots
1784 g Weight 1148 g
PCIe 4.0 x 16 GPU Interface PCIe 4.0 x 16

Additional data

Manufactured using the 7 nanometer process, ASRock Radeon RX 6900 XT OC Formula 16GB was released in Q2/2021.

The Sapphire Toxic Radeon RX 6900 XT Extreme Edition published in Q1/2021 is manufactured with a structure width of 7 nanometers.

RX6900XT OCF 16G Part-no 11308-08-20G
Q2/2021 Release date Q1/2021
999 $ (Reference) Launch Price 1,499 $
7 nm Structure size 7 nm
data sheet Documents data sheet

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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

Port Royal (Raytracing)

Speed Way Graphics Score (Raytracing)

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)

2560x1440 (1440p)

1920x1080 (1080p)

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)

2560x1440 (1440p)

1920x1080 (1080p)

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)

2560x1440 (1440p)

1920x1080 (1080p)

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

Geekbench 6 - Vulkan

Geekbench 6 - Metal

FP32 Performance (Single-precision TFLOPS)

The theoretical computing power of the graphics card with single precision (32 bit) in TFLOPS indicates how many trillion FP32 floating point operations the graphics card (GPU) can perform per second.

FP32 (TFLOPS)

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