KFA2 GeForce RTX 3080 Ti HOF Premium
vs
Sapphire Pulse Radeon RX 6800


GPU comparison with benchmarks

The KFA2 GeForce RTX 3080 Ti HOF Premium is based on the NVIDIA GeForce RTX 3080 Ti (Ampere) and has 12 GB GDDR6X graphics memory with a bandwidth of 912 GB/s.

The Sapphire Pulse Radeon RX 6800 is based on the AMD Radeon RX 6800 (RDNA 2) and has 16 GB GDDR6 graphics memory with a bandwidth of 512 GB/s.

GPU

The KFA2 GeForce RTX 3080 Ti HOF Premium has the GA102-225-A1 graphics chip installed, which is based on the Ampere architecture.

The Sapphire Pulse Radeon RX 6800 is based on the graphics chip Navi 21, which comes from the RDNA 2 architecture.
KFA2 GeForce RTX 3080 Ti HOF Premium GPU Sapphire Pulse Radeon RX 6800
NVIDIA GeForce RTX 3080 Ti Based on AMD Radeon RX 6800
GA102-225-A1 GPU Chip Navi 21
Ampere Architecture RDNA 2
80 Streaming Multiprocessors 60
10240 Shader 3840
112 Render Output Units 96
320 Texture Units 240
80 Raytracing Cores 60

Memory

The graphics memory of the KFA2 GeForce RTX 3080 Ti HOF Premium clocks at 1.188 GHz, which corresponds to a speed of 19.0 Gbps.

The graphics memory speed of the Sapphire Pulse Radeon RX 6800 is 16.0 Gbps and the clock speed is 2.000 GHz.

12 GB Memory Size 16 GB
GDDR6X Memory Type GDDR6
1.188 GHz Memory Clock 2.000 GHz
19.0 Gbps Memory Speed 16.0 Gbps
912 GB/s Memory bandwidth 512 GB/s
384 bit Memory Interface 256 bit

Clock Speeds

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

1.365 GHz Base Clock 1.800 GHz
1.800 GHz Boost Clock 2.170 GHz
Avg (Game) Clock 1.95 GHz
Yes Overclocking Yes

Thermal Design

The KFA2 GeForce RTX 3080 Ti HOF Premium is powered by 3 x 8-Pin connectors. The TDP (Thermal Design Power) of the graphics card is 350 W.

The Sapphire Pulse Radeon RX 6800 has 2 x 8-Pin PCIe power connectors that supply it with energy. The manufacturer specifies the TDP of the card as 250 W.

350 W TDP 250 W
-- TDP (up) 285 W
93 °C Tjunction max 100 °C
3 x 8-Pin PCIe-Power 2 x 8-Pin

Cooler & Fans

The KFA2 GeForce RTX 3080 Ti HOF Premium is equipped with a total of 3 Axial main fans.

The Sapphire Pulse Radeon RX 6800 has 3 Axial main fans that cool the GPU and memory.

Axial Fan-Type Axial
2 x 102 mm Fan 1 3 x 90 mm
1 x 92 mm Fan 2 --
Air cooling Cooler-Type Air cooling
0 dB Noise (Idle) 0 dB
-- Noise (Load) 37 dB

Connectivity

Up to 4 screens can be operated with the KFA2 GeForce RTX 3080 Ti HOF Premium.

The Sapphire Pulse Radeon RX 6800 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 3x DP v1.4a
-- DVI Ports --
-- VGA Ports --
-- USB-C Ports --

Featureset

With the KFA2 GeForce RTX 3080 Ti HOF Premium it is possible to operate a screen with a maximum resolution of up to 7680x4320 pixels.

The maximum supported resolution of the Sapphire Pulse Radeon RX 6800 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 VP8 Decode / Encode
Decode VP9 Decode / Encode

Dimensions

The KFA2 GeForce RTX 3080 Ti HOF Premium is connected to the system via PCIe 4.0 x 16 lanes and requires 4 PCIe-Slots space in the housing.

The Sapphire Pulse Radeon RX 6800 needs the space of 3 PCIe-Slots in the case and has a PCIe 4.0 x 16 Lanes interface.

352 mm Length 303 mm
160 mm Height 127 mm
68 mm Width 54 mm
4 PCIe-Slots Width (Slots) 3 PCIe-Slots
-- Weight --
PCIe 4.0 x 16 GPU Interface PCIe 4.0 x 16

Additional data

The KFA2 GeForce RTX 3080 Ti HOF Premium has been manufactured with a structure width of 8 nanometers since Q2/2021.

The Sapphire Pulse Radeon RX 6800 came on the market in Q4/2020 and will have a structure width of 7 nanometers manufactured.

38IOM5MD3BAK Part-no 11305-02-20G
Q2/2021 Release date Q4/2020
1,199 $ (Reference) Launch Price 679 $
8 nm Structure size 7 nm
data sheet Documents data sheet

Rate these graphics cards now

Here you can rate the KFA2 GeForce RTX 3080 Ti HOF Premium to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:
Here you can rate the Sapphire Pulse Radeon RX 6800 to help other visitors make their purchasing decisions. The average rating is 0 stars (0 ratings). Rate now:

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)

KFA2 GeForce RTX 3080 Ti HOF Premium KFA2 GeForce RTX 3080 Ti HOF Premium
12 GB GDDR6X
70 fps (avg)
Sapphire Pulse Radeon RX 6800 Sapphire Pulse Radeon RX 6800
16 GB GDDR6
53 fps (avg)

2560x1440 (1440p)

KFA2 GeForce RTX 3080 Ti HOF Premium KFA2 GeForce RTX 3080 Ti HOF Premium
12 GB GDDR6X
81 fps (avg)
Sapphire Pulse Radeon RX 6800 Sapphire Pulse Radeon RX 6800
16 GB GDDR6
61 fps (avg)

1920x1080 (1080p)

KFA2 GeForce RTX 3080 Ti HOF Premium KFA2 GeForce RTX 3080 Ti HOF Premium
12 GB GDDR6X
119 fps (avg)
Sapphire Pulse Radeon RX 6800 Sapphire Pulse Radeon RX 6800
16 GB GDDR6
90 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)

KFA2 GeForce RTX 3080 Ti HOF Premium KFA2 GeForce RTX 3080 Ti HOF Premium
12 GB GDDR6X
43 fps (avg)
Sapphire Pulse Radeon RX 6800 Sapphire Pulse Radeon RX 6800
16 GB GDDR6
31 fps (avg)

2560x1440 (1440p)

KFA2 GeForce RTX 3080 Ti HOF Premium KFA2 GeForce RTX 3080 Ti HOF Premium
12 GB GDDR6X
84 fps (avg)
Sapphire Pulse Radeon RX 6800 Sapphire Pulse Radeon RX 6800
16 GB GDDR6
62 fps (avg)

1920x1080 (1080p)

KFA2 GeForce RTX 3080 Ti HOF Premium KFA2 GeForce RTX 3080 Ti HOF Premium
12 GB GDDR6X
138 fps (avg)
Sapphire Pulse Radeon RX 6800 Sapphire Pulse Radeon RX 6800
16 GB GDDR6
107 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)

KFA2 GeForce RTX 3080 Ti HOF Premium KFA2 GeForce RTX 3080 Ti HOF Premium
12 GB GDDR6X
119 fps (avg)
Sapphire Pulse Radeon RX 6800 Sapphire Pulse Radeon RX 6800
16 GB GDDR6
94 fps (avg)

2560x1440 (1440p)

KFA2 GeForce RTX 3080 Ti HOF Premium KFA2 GeForce RTX 3080 Ti HOF Premium
12 GB GDDR6X
201 fps (avg)
Sapphire Pulse Radeon RX 6800 Sapphire Pulse Radeon RX 6800
16 GB GDDR6
184 fps (avg)

1920x1080 (1080p)

KFA2 GeForce RTX 3080 Ti HOF Premium KFA2 GeForce RTX 3080 Ti HOF Premium
12 GB GDDR6X
216 fps (avg)
Sapphire Pulse Radeon RX 6800 Sapphire Pulse Radeon RX 6800
16 GB GDDR6
201 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

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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