AMD Radeon RX 6900 XT vs NVIDIA GeForce RTX 3080

Comparative analysis of AMD Radeon RX 6900 XT and NVIDIA GeForce RTX 3080 videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory. Benchmark videocards performance analysis: PassMark - G3D Mark, PassMark - G2D Mark, Geekbench - OpenCL, CompuBench 1.5 Desktop - Face Detection (mPixels/s), CompuBench 1.5 Desktop - T-Rex (Frames/s), CompuBench 1.5 Desktop - Video Composition (Frames/s), CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s), GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Fps), 3DMark Fire Strike - Graphics Score, CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s).

 

Differences

Reasons to consider the AMD Radeon RX 6900 XT

  • Videocard is newer: launch date 1 month(s) later
  • Around 27% higher core clock speed: 1825 MHz vs 1440 MHz
  • Around 32% higher boost clock speed: 2250 MHz vs 1710 MHz
  • Around 55% higher texture fill rate: 720.0 GTexel/s vs 465.1 GTexel/s
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 7 nm vs 8 nm
  • Around 7% lower typical power consumption: 300 Watt vs 320 Watt
  • Around 60% higher maximum memory size: 16 GB vs 10 GB
  • Around 68% higher memory clock speed: 2000 MHz (16 Gbps effective) vs 1188 MHz (19 Gbps effective)
  • Around 8% better performance in PassMark - G3D Mark: 26385 vs 24339
  • Around 13% better performance in PassMark - G2D Mark: 1132 vs 1000
  • Around 81% better performance in CompuBench 1.5 Desktop - Video Composition (Frames/s): 320.733 vs 176.953
  • Around 31% better performance in CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s): 2566.9 vs 1961.892
  • Around 8% better performance in 3DMark Fire Strike - Graphics Score: 19088 vs 17704
Specifications (specs)
Launch date 28 Oct 2020 vs 1 Sep 2020
Core clock speed 1825 MHz vs 1440 MHz
Boost clock speed 2250 MHz vs 1710 MHz
Texture fill rate 720.0 GTexel/s vs 465.1 GTexel/s
Manufacturing process technology 7 nm vs 8 nm
Thermal Design Power (TDP) 300 Watt vs 320 Watt
Maximum memory size 16 GB vs 10 GB
Memory clock speed 2000 MHz (16 Gbps effective) vs 1188 MHz (19 Gbps effective)
Benchmarks
PassMark - G3D Mark 26385 vs 24339
PassMark - G2D Mark 1132 vs 1000
CompuBench 1.5 Desktop - Video Composition (Frames/s) 320.733 vs 176.953
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 2566.9 vs 1961.892
3DMark Fire Strike - Graphics Score 19088 vs 17704

Reasons to consider the NVIDIA GeForce RTX 3080

  • Around 70% higher pipelines: 8704 vs 5120
  • Around 10% better performance in Geekbench - OpenCL: 181042 vs 165302
  • Around 9% better performance in CompuBench 1.5 Desktop - Face Detection (mPixels/s): 582.401 vs 533.405
  • Around 5% better performance in CompuBench 1.5 Desktop - T-Rex (Frames/s): 53.526 vs 51.08
  • 2.1x better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 32801 vs 15985
  • 2x better performance in GFXBench 4.0 - Manhattan (Frames): 14845 vs 7440
  • 4x better performance in GFXBench 4.0 - T-Rex (Frames): 13393 vs 3360
  • 2.1x better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 32801 vs 15985
  • 2x better performance in GFXBench 4.0 - Manhattan (Fps): 14845 vs 7440
  • 4x better performance in GFXBench 4.0 - T-Rex (Fps): 13393 vs 3360
Specifications (specs)
Pipelines 8704 vs 5120
Benchmarks
Geekbench - OpenCL 181042 vs 165302
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 582.401 vs 533.405
CompuBench 1.5 Desktop - T-Rex (Frames/s) 53.526 vs 51.08
GFXBench 4.0 - Car Chase Offscreen (Frames) 32801 vs 15985
GFXBench 4.0 - Manhattan (Frames) 14845 vs 7440
GFXBench 4.0 - T-Rex (Frames) 13393 vs 3360
GFXBench 4.0 - Car Chase Offscreen (Fps) 32801 vs 15985
GFXBench 4.0 - Manhattan (Fps) 14845 vs 7440
GFXBench 4.0 - T-Rex (Fps) 13393 vs 3360

Compare benchmarks

GPU 1: AMD Radeon RX 6900 XT
GPU 2: NVIDIA GeForce RTX 3080

PassMark - G3D Mark
GPU 1
GPU 2
26385
24339
PassMark - G2D Mark
GPU 1
GPU 2
1132
1000
Geekbench - OpenCL
GPU 1
GPU 2
165302
181042
CompuBench 1.5 Desktop - Face Detection (mPixels/s)
GPU 1
GPU 2
533.405
582.401
CompuBench 1.5 Desktop - T-Rex (Frames/s)
GPU 1
GPU 2
51.08
53.526
CompuBench 1.5 Desktop - Video Composition (Frames/s)
GPU 1
GPU 2
320.733
176.953
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s)
GPU 1
GPU 2
2566.9
1961.892
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
15985
32801
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
7440
14845
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
3360
13393
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
15985
32801
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
7440
14845
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
3360
13393
3DMark Fire Strike - Graphics Score
GPU 1
GPU 2
19088
17704
Name AMD Radeon RX 6900 XT NVIDIA GeForce RTX 3080
PassMark - G3D Mark 26385 24339
PassMark - G2D Mark 1132 1000
Geekbench - OpenCL 165302 181042
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 533.405 582.401
CompuBench 1.5 Desktop - T-Rex (Frames/s) 51.08 53.526
CompuBench 1.5 Desktop - Video Composition (Frames/s) 320.733 176.953
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 2566.9 1961.892
GFXBench 4.0 - Car Chase Offscreen (Frames) 15985 32801
GFXBench 4.0 - Manhattan (Frames) 7440 14845
GFXBench 4.0 - T-Rex (Frames) 3360 13393
GFXBench 4.0 - Car Chase Offscreen (Fps) 15985 32801
GFXBench 4.0 - Manhattan (Fps) 7440 14845
GFXBench 4.0 - T-Rex (Fps) 3360 13393
3DMark Fire Strike - Graphics Score 19088 17704
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 6745.122

Compare specifications (specs)

AMD Radeon RX 6900 XT NVIDIA GeForce RTX 3080

Essentials

Architecture RDNA 2.0 Ampere
Code name Navi 21 GA102
Launch date 28 Oct 2020 1 Sep 2020
Launch price (MSRP) $999 $699
Place in performance rating 6 4
Type Desktop Desktop

Technical info

Boost clock speed 2250 MHz 1710 MHz
Compute units 80
Core clock speed 1825 MHz 1440 MHz
Manufacturing process technology 7 nm 8 nm
Peak Double Precision (FP64) Performance 1440 GFLOPS (1:16) 465.1 GFLOPS (1:64)
Peak Half Precision (FP16) Performance 46.08 TFLOPS (2:1) 29.77 TFLOPS (1:1)
Peak Single Precision (FP32) Performance 23.04 TFLOPS 29.77 TFLOPS
Pipelines 5120 8704
Pixel fill rate 288.0 GPixel/s 164.2 GPixel/s
Texture fill rate 720.0 GTexel/s 465.1 GTexel/s
Thermal Design Power (TDP) 300 Watt 320 Watt
Transistor count 26800 million 28300 million

Video outputs and ports

Display Connectors 1x HDMI, 2x DisplayPort, 1x USB Type-C 1x HDMI, 3x DisplayPort

Compatibility, dimensions and requirements

Form factor Triple-slot
Height 50 mm (2 inches) 112 mm (4.4 inches)
Interface PCIe 4.0 x16 PCIe 4.0 x16
Length 267 mm (10.5 inches) 285 mm (11.2 inches)
Recommended system power (PSU) 700 Watt 700 Watt
Supplementary power connectors 2x 8-pin 1x 12-pin
Width 120 mm (4.7 inches) Dual-slot

API support

DirectX 12.2 12.1
OpenCL 2.1 2.0
OpenGL 4.6 4.6
Shader Model 6.5 6.5
Vulkan

Memory

Maximum RAM amount 16 GB 10 GB
Memory bandwidth 512 GB/s 760.3 GB/s
Memory bus width 256 bit 320 bit
Memory clock speed 2000 MHz (16 Gbps effective) 1188 MHz (19 Gbps effective)
Memory type GDDR6 GDDR6X