Sapphire Toxic Radeon RX 6900 XT Air Cooled
vs
XFX Speedster MERC 319 Radeon RX 6900 XT Limited Black Gaming


GPU comparison with benchmarks

The Sapphire Toxic Radeon RX 6900 XT Air Cooled is based on the AMD Radeon RX 6900 XT (RDNA 2) and has 16 GB GDDR6 graphics memory with a bandwidth of 512 GB/s.

The XFX Speedster MERC 319 Radeon RX 6900 XT Limited Black Gaming is based on the AMD Radeon RX 6900 XT (RDNA 2) and has 16 GB GDDR6 graphics memory with a bandwidth of 512 GB/s.

GPU

The Sapphire Toxic Radeon RX 6900 XT Air Cooled has the Navi 21 graphics chip installed, which is based on the RDNA 2 architecture.

The XFX Speedster MERC 319 Radeon RX 6900 XT Limited Black Gaming is based on the graphics chip Navi 21, which comes from the RDNA 2 architecture.
Sapphire Toxic Radeon RX 6900 XT Air Cooled GPU XFX Speedster MERC 319 Radeon RX 6900 XT Limited Black Gaming
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 graphics memory of the Sapphire Toxic Radeon RX 6900 XT Air Cooled clocks at 2.000 GHz, which corresponds to a speed of 16.0 Gbps.

The graphics memory speed of the XFX Speedster MERC 319 Radeon RX 6900 XT Limited Black Gaming is 16.0 Gbps and the clock speed is 2.000 GHz.

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 clock frequency of a graphics card determines the speed in connection with the graphics architecture.

1.825 GHz Base Clock 2.150 GHzDeviation vs GPU group+ 18 %
2.425 GHzDeviation vs GPU group+ 8 % Boost Clock 2.495 GHzDeviation vs GPU group+ 11 %
2.24 GHzDeviation vs GPU group+ 11 % Avg (Game) Clock 2.33 GHzDeviation vs GPU group+ 15 %
Yes Overclocking Yes

Thermal Design

The Sapphire Toxic Radeon RX 6900 XT Air Cooled is powered by 1 x 6-Pin, 2 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 400 WDeviation vs GPU group+ 33 %.

The XFX Speedster MERC 319 Radeon RX 6900 XT Limited Black Gaming has 2 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 300 W.

400 WDeviation vs GPU group+ 33 % TDP 300 W
-- TDP (up) 345 W
100 °C Tjunction max 100 °C
1 x 6-Pin, 2 x 8-Pin PCIe-Power 2 x 8-Pin

Cooler & Fans

The Sapphire Toxic Radeon RX 6900 XT Air Cooled is equipped with a total of 3 Axial main fans.

The XFX Speedster MERC 319 Radeon RX 6900 XT Limited Black Gaming has 3 Axial main fans that cool the GPU and memory.

Axial Fan-Type Axial
3 x 100 mm Fan 1 2 x 100 mm
-- Fan 2 1 x 90 mm
Air cooling Cooler-Type Air cooling
0 dB Noise (Idle) 0 dB
-- Noise (Load) 36 dB

Connectivity

Up to 4 screens can be operated with the Sapphire Toxic Radeon RX 6900 XT Air Cooled.

The XFX Speedster MERC 319 Radeon RX 6900 XT Limited Black Gaming supports the operation of a maximum of 4 monitors.

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 2x DP v1.4a
-- DVI Ports --
-- VGA Ports --
-- USB-C Ports 1

Featureset

With the Sapphire Toxic Radeon RX 6900 XT Air Cooled it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels.

The maximum supported resolution of the XFX Speedster MERC 319 Radeon RX 6900 XT Limited Black Gaming is 7680x4320 pixels.

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

The support and acceleration of certain video codecs can have a positive impact on the lower energy consumption and less waste heat from the graphics card.

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 Sapphire Toxic Radeon RX 6900 XT Air Cooled is connected to the system via PCIe 4.0 x 16 lanes and requires 3 PCIe-Slots space in the housing.

The XFX Speedster MERC 319 Radeon RX 6900 XT Limited Black Gaming needs the space of 3 PCIe-Slots in the case and has a PCIe 4.0 x 16 Lanes interface.

320 mm Length 340 mm
135 mm Height 139 mm
58 mm Width 57 mm
3 PCIe-Slots Width (Slots) 3 PCIe-Slots
-- Weight --
PCIe 4.0 x 16 GPU Interface PCIe 4.0 x 16

Additional data

The Sapphire Toxic Radeon RX 6900 XT Air Cooled has been manufactured with a structure width of 7 nanometers since Q3/2021.

The XFX Speedster MERC 319 Radeon RX 6900 XT Limited Black Gaming came on the market in Q2/2021 and will have a structure width of 7 nanometers manufactured.

11308-11-20G Part-no RX-69XTACSD9
Q3/2021 Release date Q2/2021
999 $ (Reference) Launch Price 999 $ (Reference)
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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