AMD Radeon RX 6800M vs AMD Radeon RX 6900 XT

Comparative analysis of AMD Radeon RX 6800M and AMD Radeon RX 6900 XT 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, 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 - Face Detection (mPixels/s), CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/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).

 

Differences

Reasons to consider the AMD Radeon RX 6800M

  • Videocard is newer: launch date 4 year(s) 0 month(s) later
  • Around 27% higher core clock speed: 2321 MHz vs 1825 MHz
  • Around 15% higher boost clock speed: 2581 MHz vs 2250 MHz
  • Around 30% lower typical power consumption: 230 Watt vs 300 Watt
  • 5x better performance in GFXBench 4.0 - Manhattan (Frames): 18453 vs 3714
  • 5x better performance in GFXBench 4.0 - T-Rex (Frames): 16764 vs 3350
  • 5x better performance in GFXBench 4.0 - Manhattan (Fps): 18453 vs 3714
  • 5x better performance in GFXBench 4.0 - T-Rex (Fps): 16764 vs 3350
Specifications (specs)
Launch date 2021 vs 28 Oct 2020
Core clock speed 2321 MHz vs 1825 MHz
Boost clock speed 2581 MHz vs 2250 MHz
Thermal Design Power (TDP) 230 Watt vs 300 Watt
Benchmarks
GFXBench 4.0 - Manhattan (Frames) 18453 vs 3714
GFXBench 4.0 - T-Rex (Frames) 16764 vs 3350
GFXBench 4.0 - Manhattan (Fps) 18453 vs 3714
GFXBench 4.0 - T-Rex (Fps) 16764 vs 3350

Reasons to consider the AMD Radeon RX 6900 XT

  • Around 74% higher texture fill rate: 720.0 GTexel/s vs 413.0 GTexel/s
  • 2x more pipelines: 5120 vs 2560
  • Around 33% higher maximum memory size: 16 GB vs 12 GB
  • 2x better performance in PassMark - G3D Mark: 26791 vs 13263
  • Around 92% better performance in PassMark - G2D Mark: 1047 vs 545
  • Around 88% better performance in Geekbench - OpenCL: 164114 vs 87420
  • Around 86% better performance in 3DMark Fire Strike - Graphics Score: 20957 vs 11254
Specifications (specs)
Texture fill rate 720.0 GTexel/s vs 413.0 GTexel/s
Pipelines 5120 vs 2560
Maximum memory size 16 GB vs 12 GB
Benchmarks
PassMark - G3D Mark 26791 vs 13263
PassMark - G2D Mark 1047 vs 545
Geekbench - OpenCL 164114 vs 87420
GFXBench 4.0 - Car Chase Offscreen (Frames) 17213 vs 17137
GFXBench 4.0 - Car Chase Offscreen (Fps) 17213 vs 17137
3DMark Fire Strike - Graphics Score 20957 vs 11254

Compare benchmarks

GPU 1: AMD Radeon RX 6800M
GPU 2: AMD Radeon RX 6900 XT

PassMark - G3D Mark
GPU 1
GPU 2
13263
26791
PassMark - G2D Mark
GPU 1
GPU 2
545
1047
Geekbench - OpenCL
GPU 1
GPU 2
87420
164114
GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
17137
17213
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
18453
3714
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
16764
3350
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
17137
17213
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
18453
3714
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
16764
3350
3DMark Fire Strike - Graphics Score
GPU 1
GPU 2
11254
20957
Name AMD Radeon RX 6800M AMD Radeon RX 6900 XT
PassMark - G3D Mark 13263 26791
PassMark - G2D Mark 545 1047
Geekbench - OpenCL 87420 164114
GFXBench 4.0 - Car Chase Offscreen (Frames) 17137 17213
GFXBench 4.0 - Manhattan (Frames) 18453 3714
GFXBench 4.0 - T-Rex (Frames) 16764 3350
GFXBench 4.0 - Car Chase Offscreen (Fps) 17137 17213
GFXBench 4.0 - Manhattan (Fps) 18453 3714
GFXBench 4.0 - T-Rex (Fps) 16764 3350
3DMark Fire Strike - Graphics Score 11254 20957
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 543.753
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 0
CompuBench 1.5 Desktop - T-Rex (Frames/s) 51.155
CompuBench 1.5 Desktop - Video Composition (Frames/s) 320.733
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 2566.9

Compare specifications (specs)

AMD Radeon RX 6800M AMD Radeon RX 6900 XT

Essentials

Architecture RDNA 2.0 RDNA 2.0
Code name Navi 22 Navi 21
Launch date 2021 28 Oct 2020
Place in performance rating 78 76
Type Laptop Desktop
Launch price (MSRP) $999

Technical info

Boost clock speed 2581 MHz 2250 MHz
Compute units 40 80
Core clock speed 2321 MHz 1825 MHz
Manufacturing process technology 7 nm 7 nm
Peak Double Precision (FP64) Performance 825.9 GFLOPS (1:16) 1440 GFLOPS (1:16)
Peak Half Precision (FP16) Performance 26.43 TFLOPS (2:1) 46.08 TFLOPS (2:1)
Peak Single Precision (FP32) Performance 13.21 TFLOPS 23.04 TFLOPS
Pipelines 2560 5120
Pixel fill rate 165.2 GPixel/s 288.0 GPixel/s
Texture fill rate 413.0 GTexel/s 720.0 GTexel/s
Thermal Design Power (TDP) 230 Watt 300 Watt
Transistor count 17200 million 26800 million

Video outputs and ports

Display Connectors No outputs 1x HDMI, 2x DisplayPort, 1x USB Type-C

Compatibility, dimensions and requirements

Interface PCIe 4.0 x16 PCIe 4.0 x16
Supplementary power connectors None 2x 8-pin
Form factor Triple-slot
Height 50 mm (2 inches)
Length 267 mm (10.5 inches)
Recommended system power (PSU) 700 Watt
Width 120 mm (4.7 inches)

API support

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

Memory

Maximum RAM amount 12 GB 16 GB
Memory bandwidth 384.0 GB/s 512 GB/s
Memory bus width 192 bit 256 bit
Memory clock speed 2000 MHz (16 Gbps effective) 2000 MHz (16 Gbps effective)
Memory type GDDR6 GDDR6