AMD Radeon PRO W6400 vs AMD Radeon RX 6600M

Comparative analysis of AMD Radeon PRO W6400 and AMD Radeon RX 6600M 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, 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 PRO W6400

  • Around 37% higher core clock speed: 2039 MHz vs 1489 MHz
  • Around 10% higher boost clock speed: 2321 MHz vs 2105 MHz
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 6 nm vs 7 nm
  • 3x lower typical power consumption: 50 Watt vs 150 Watt
  • Around 6% better performance in PassMark - G2D Mark: 753 vs 709
Specifications (specs)
Core clock speed 2039 MHz vs 1489 MHz
Boost clock speed 2321 MHz vs 2105 MHz
Manufacturing process technology 6 nm vs 7 nm
Thermal Design Power (TDP) 50 Watt vs 150 Watt
Benchmarks
PassMark - G2D Mark 753 vs 709

Reasons to consider the AMD Radeon RX 6600M

  • Videocard is newer: launch date 2 year(s) 8 month(s) later
  • 2.1x more texture fill rate: 235.8 GTexel/s vs 111.4 GTexel/s
  • 2.3x more pipelines: 1792 vs 768
  • 2x more maximum memory size: 8 GB vs 4 GB
  • Around 71% better performance in PassMark - G3D Mark: 13766 vs 8033
  • Around 92% better performance in Geekbench - OpenCL: 65271 vs 34060
Specifications (specs)
Launch date 2021 vs 19 Jan 2022
Texture fill rate 235.8 GTexel/s vs 111.4 GTexel/s
Pipelines 1792 vs 768
Maximum memory size 8 GB vs 4 GB
Benchmarks
PassMark - G3D Mark 13766 vs 8033
Geekbench - OpenCL 65271 vs 34060

Compare benchmarks

GPU 1: AMD Radeon PRO W6400
GPU 2: AMD Radeon RX 6600M

PassMark - G2D Mark
GPU 1
GPU 2
753
709
PassMark - G3D Mark
GPU 1
GPU 2
8033
13766
Geekbench - OpenCL
GPU 1
GPU 2
34060
65271
Name AMD Radeon PRO W6400 AMD Radeon RX 6600M
PassMark - G2D Mark 753 709
PassMark - G3D Mark 8033 13766
Geekbench - OpenCL 34060 65271
GFXBench 4.0 - Car Chase Offscreen (Frames) 14178
GFXBench 4.0 - Manhattan (Frames) 8612
GFXBench 4.0 - T-Rex (Frames) 8006
GFXBench 4.0 - Car Chase Offscreen (Fps) 14178
GFXBench 4.0 - Manhattan (Fps) 8612
GFXBench 4.0 - T-Rex (Fps) 8006
3DMark Fire Strike - Graphics Score 7998

Compare specifications (specs)

AMD Radeon PRO W6400 AMD Radeon RX 6600M

Essentials

Architecture RDNA 2.0 RDNA 2.0
Code name Navi 24 Navi 23
Launch date 19 Jan 2022 2021
Place in performance rating 155 153
Type Laptop

Technical info

Boost clock speed 2321 MHz 2105 MHz
Compute units 12 28
Core clock speed 2039 MHz 1489 MHz
Manufacturing process technology 6 nm 7 nm
Peak Double Precision (FP64) Performance 222.8 GFLOPS (1:16) 471.5 GFLOPS (1:16)
Peak Half Precision (FP16) Performance 7.130 TFLOPS (2:1) 15.09 TFLOPS (2:1)
Peak Single Precision (FP32) Performance 3.565 TFLOPS 7.544 TFLOPS
Pipelines 768 1792
Pixel fill rate 74.27 GPixel/s 134.7 GPixel/s
Texture fill rate 111.4 GTexel/s 235.8 GTexel/s
Thermal Design Power (TDP) 50 Watt 150 Watt
Transistor count 5400 million 11060 million

Video outputs and ports

Display Connectors 2x DisplayPort 1.4a No outputs

Compatibility, dimensions and requirements

Form factor Single-slot
Interface PCIe 4.0 x4 PCIe 4.0 x8
Recommended system power (PSU) 250 Watt
Supplementary power connectors None None

API support

DirectX 12 Ultimate (12_2) 12.2
OpenCL 2.2 2.1
OpenGL 4.6 4.6
Shader Model 6.7 6.5
Vulkan

Memory

Maximum RAM amount 4 GB 8 GB
Memory bandwidth 128.0 GB/s 256 GB/s
Memory bus width 64 bit 128 bit
Memory clock speed 2000 MHz, 16 Gbps effective 2000 MHz (16 Gbps effective)
Memory type GDDR6 GDDR6