AMD Radeon RX 6600M vs AMD Radeon RX 6800

Comparative analysis of AMD Radeon RX 6600M and AMD Radeon RX 6800 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 - G2D Mark, PassMark - G3D 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.

 

Differences

Reasons to consider the AMD Radeon RX 6600M

  • Videocard is newer: launch date 0 year(s) 11 month(s) later
  • Around 67% lower typical power consumption: 150 Watt vs 250 Watt
Launch date 2021 vs 28 Oct 2020
Thermal Design Power (TDP) 150 Watt vs 250 Watt

Reasons to consider the AMD Radeon RX 6800

  • Around 14% higher core clock speed: 1700 MHz vs 1489 MHz
  • 2.1x more texture fill rate: 505.2 GTexel/s vs 235.8 GTexel/s
  • 2.1x more pipelines: 3840 vs 1792
  • 2x more maximum memory size: 16 GB vs 8 GB
  • Around 51% better performance in PassMark - G2D Mark: 1041 vs 688
  • 2.4x better performance in PassMark - G3D Mark: 20777 vs 8485
Specifications (specs)
Core clock speed 1700 MHz vs 1489 MHz
Texture fill rate 505.2 GTexel/s vs 235.8 GTexel/s
Pipelines 3840 vs 1792
Maximum memory size 16 GB vs 8 GB
Benchmarks
PassMark - G2D Mark 1041 vs 688
PassMark - G3D Mark 20777 vs 8485

Compare benchmarks

GPU 1: AMD Radeon RX 6600M
GPU 2: AMD Radeon RX 6800

PassMark - G2D Mark
GPU 1
GPU 2
688
1041
PassMark - G3D Mark
GPU 1
GPU 2
8485
20777
Name AMD Radeon RX 6600M AMD Radeon RX 6800
PassMark - G2D Mark 688 1041
PassMark - G3D Mark 8485 20777
Geekbench - OpenCL 127724
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 432.118
CompuBench 1.5 Desktop - T-Rex (Frames/s) 41.585
CompuBench 1.5 Desktop - Video Composition (Frames/s) 383.037
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 2280.457
GFXBench 4.0 - Car Chase Offscreen (Frames) 16155
GFXBench 4.0 - Manhattan (Frames) 3719
GFXBench 4.0 - T-Rex (Frames) 3373
GFXBench 4.0 - Car Chase Offscreen (Fps) 16155
GFXBench 4.0 - Manhattan (Fps) 3719
GFXBench 4.0 - T-Rex (Fps) 3373
3DMark Fire Strike - Graphics Score 15217

Compare specifications (specs)

AMD Radeon RX 6600M AMD Radeon RX 6800

Essentials

Architecture RDNA 2.0 RDNA 2.0
Code name Navi 23 Navi 21
Launch date 2021 28 Oct 2020
Place in performance rating 32 16
Type Laptop Desktop
Launch price (MSRP) $579

Technical info

Boost clock speed 2105 MHz 2105 MHz
Compute units 28 60
Core clock speed 1489 MHz 1700 MHz
Manufacturing process technology 7 nm 7 nm
Peak Double Precision (FP64) Performance 471.5 GFLOPS (1:16) 1010 GFLOPS (1:16)
Peak Half Precision (FP16) Performance 15.09 TFLOPS (2:1) 32.33 TFLOPS (2:1)
Peak Single Precision (FP32) Performance 7.544 TFLOPS 16.17 TFLOPS
Pipelines 1792 3840
Pixel fill rate 134.7 GPixel/s 202.1 GPixel/s
Texture fill rate 235.8 GTexel/s 505.2 GTexel/s
Thermal Design Power (TDP) 150 Watt 250 Watt
Transistor count 11060 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 x8 PCIe 4.0 x16
Supplementary power connectors None 2x 8-pin
Height 40 mm (1.6 inches)
Length 267 mm (10.5 inches)
Recommended system power (PSU) 600 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 8 GB 16 GB
Memory bandwidth 256 GB/s 512.0 GB/s
Memory bus width 128 bit 256 bit
Memory clock speed 2000 MHz (16 Gbps effective) 2000 MHz (16 Gbps effective)
Memory type GDDR6 GDDR6