NVIDIA GeForce RTX 3080 vs AMD Radeon RX 6900 XT

General info

Comparison of GeForce RTX 3080 and Radeon RX 6900 XT architecture, market type and release date.
Place in performance rating
 
Value for money (0-100)
2.36
 
1.93
Architecture
Ampere
 
Navi / RDNA2
Code name
Ampere GA102
 
Navi 21
Type
Desktop
 
Desktop
Release date
16 September 2020
 
8 December 2020
Launch price (MSRP)
$699
 
$999
Price now
$1467
 
$1846

Technical specs

GeForce RTX 3080 and Radeon RX 6900 XT's general performance parameters such as number of shaders, GPU core clock, manufacturing process, texturing and calculation speed. These parameters indirectly speak of GeForce RTX 3080 and Radeon RX 6900 XT's performance, but for precise assessment you have to consider its benchmark and gaming test results.
Pipelines
8704
 
5120
Core clock speed
1450 MHz
 
1825 MHz
Boost Clock
1710 MHz
 
2250 MHz
Transistor count
28,300 million
 
26,800 million
Manufacturing process technology
8 nm
 
7 nm
Power consumption (TDP)
320 Watt
 
300 Watt
Texture fill rate
465.1
 
720.0

Compatibility, dimensions and requirements

Information on GeForce RTX 3080 and Radeon RX 6900 XT compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop video cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
Interface
PCIe 4.0 x16
 
PCIe 4.0 x16
Length
285 mm
 
267 mm
Supplementary power connectors
1x 12-pin
 
2x 8-pin

Memory

Parameters of memory installed on GeForce RTX 3080 and Radeon RX 6900 XT: its type, size, bus, clock and resulting bandwidth. Note that GPUs integrated into processors don't have dedicated memory and use a shared part of system RAM.
Memory type
GDDR6X
 
GDDR6
Maximum RAM amount
10 GB
 
16 GB
Memory bus width
320 Bit
 
256 Bit
Memory clock speed
19000 MHz
 
16000 MHz
Memory bandwidth
760.3 GB/s
 
512.0 GB/s
Shared memory
-
 
-

Video outputs and ports

Types and number of video connectors present on GeForce RTX 3080 and Radeon RX 6900 XT. As a rule, this section is relevant only for desktop reference video cards, since for notebook ones the availability of certain video outputs depends on the laptop model.
Display Connectors
1x HDMI, 3x DisplayPort
 
1x HDMI, 2x DisplayPort, 1x USB Type-C
HDMI
+
 
+

API support

APIs supported by GeForce RTX 3080 and Radeon RX 6900 XT, sometimes including their particular versions.
DirectX
12 Ultimate (12_2)
 
12 Ultimate (12_2)
Shader Model
6.5
 
6.5
OpenGL
4.6
 
4.6
OpenCL
2.0
 
2.1
Vulkan
1.2
 
1.2
CUDA
8.5
 
-

Benchmark performance

Non-gaming benchmarks performance of GeForce RTX 3080 and Radeon RX 6900 XT. Note that overall benchmark performance is measured in points in 0-100 range.

Overall benchmark performance

RTX 3080 94.89
RX 6900 XT 97.99 +3.3%

3DMark Fire Strike Score

RTX 3080 33440
RX 6900 XT 39057 +16.8%

3DMark Fire Strike Graphics

RTX 3080 40910
RX 6900 XT 50587 +23.7%

3DMark 11 Performance GPU

RTX 3080 50087
RX 6900 XT 59119 +18%

Passmark

RTX 3080 24114
RX 6900 XT 24900 +3.3%

Gaming performance

Let's see how good GeForce RTX 3080 and Radeon RX 6900 XT are for gaming. Particular gaming benchmark results are measured in FPS.

Advantages of NVIDIA GeForce RTX 3080

Cheaper ($1467.00 USD vs $1846.00 USD)
Wider memory bus (320 vs 256 bit)
More pipelines (8704 vs 5120)
Higher memory bandwidth (760.3 vs 512 GB/s)

Advantages of AMD Radeon RX 6900 XT

3.3% faster in synthetic tests
Somewhat newer (8 December 2020 vs 16 September 2020)
Finer manufacturing process technology (7 vs 8 nm)
Less power hungry (300 vs 320 watts)

So, RTX 3080 or RX 6900 XT?

Technical City couldn't decide between NVIDIA GeForce RTX 3080 and AMD Radeon RX 6900 XT. The differences in performance seem too small.
Should you still have questions on choice between GeForce RTX 3080 and Radeon RX 6900 XT, ask them in Comments section, and we shall answer.

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