AMD Radeon 620 vs AMD Radeon Vega 3

Comparative analysis of AMD Radeon 620 and AMD Radeon Vega 3 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: GFXBench 4.0 - Car Chase Offscreen (Frames), GFXBench 4.0 - Car Chase Offscreen (Fps), GFXBench 4.0 - Manhattan (Frames), GFXBench 4.0 - Manhattan (Fps), GFXBench 4.0 - T-Rex (Frames), GFXBench 4.0 - T-Rex (Fps), PassMark - G2D Mark, PassMark - G3D Mark, Geekbench - OpenCL, 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), 3DMark Fire Strike - Graphics Score.

 

Differences

Reasons to consider the AMD Radeon 620

  • Videocard is newer: launch date 1 year(s) 3 month(s) later
  • 2.4x more core clock speed: 730 MHz vs 300 MHz
  • Around 2% higher boost clock speed: 1024 MHz vs 1000 MHz
  • 2048.3x more texture fill rate: 24.58 GTexel/s vs 12 GTexel / s
  • 2x more pipelines: 384 vs 192
  • Around 42% better performance in GFXBench 4.0 - Car Chase Offscreen (Frames): 1991 vs 1405
  • Around 42% better performance in GFXBench 4.0 - Car Chase Offscreen (Fps): 1991 vs 1405
Specifications (specs)
Launch date 13 May 2019 vs 13 February 2018
Core clock speed 730 MHz vs 300 MHz
Boost clock speed 1024 MHz vs 1000 MHz
Texture fill rate 24.58 GTexel/s vs 12 GTexel / s
Pipelines 384 vs 192
Benchmarks
GFXBench 4.0 - Car Chase Offscreen (Frames) 1991 vs 1405
GFXBench 4.0 - Car Chase Offscreen (Fps) 1991 vs 1405
PassMark - G3D Mark 902 vs 898

Reasons to consider the AMD Radeon Vega 3

  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 14 nm vs 28 nm
  • 3.3x lower typical power consumption: 15 Watt vs 50 Watt
  • 4.6x better performance in GFXBench 4.0 - Manhattan (Frames): 3181 vs 694
  • 4.6x better performance in GFXBench 4.0 - Manhattan (Fps): 3181 vs 694
  • 3x better performance in GFXBench 4.0 - T-Rex (Frames): 3359 vs 1116
  • 3x better performance in GFXBench 4.0 - T-Rex (Fps): 3359 vs 1116
  • Around 40% better performance in PassMark - G2D Mark: 313 vs 223
Specifications (specs)
Manufacturing process technology 14 nm vs 28 nm
Thermal Design Power (TDP) 15 Watt vs 50 Watt
Benchmarks
GFXBench 4.0 - Manhattan (Frames) 3181 vs 694
GFXBench 4.0 - Manhattan (Fps) 3181 vs 694
GFXBench 4.0 - T-Rex (Frames) 3359 vs 1116
GFXBench 4.0 - T-Rex (Fps) 3359 vs 1116
PassMark - G2D Mark 313 vs 223

Compare benchmarks

GPU 1: AMD Radeon 620
GPU 2: AMD Radeon Vega 3

GFXBench 4.0 - Car Chase Offscreen (Frames)
GPU 1
GPU 2
1991
1405
GFXBench 4.0 - Car Chase Offscreen (Fps)
GPU 1
GPU 2
1991
1405
GFXBench 4.0 - Manhattan (Frames)
GPU 1
GPU 2
694
3181
GFXBench 4.0 - Manhattan (Fps)
GPU 1
GPU 2
694
3181
GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
1116
3359
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
1116
3359
PassMark - G2D Mark
GPU 1
GPU 2
223
313
PassMark - G3D Mark
GPU 1
GPU 2
902
898
Name AMD Radeon 620 AMD Radeon Vega 3
GFXBench 4.0 - Car Chase Offscreen (Frames) 1991 1405
GFXBench 4.0 - Car Chase Offscreen (Fps) 1991 1405
GFXBench 4.0 - Manhattan (Frames) 694 3181
GFXBench 4.0 - Manhattan (Fps) 694 3181
GFXBench 4.0 - T-Rex (Frames) 1116 3359
GFXBench 4.0 - T-Rex (Fps) 1116 3359
PassMark - G2D Mark 223 313
PassMark - G3D Mark 902 898
Geekbench - OpenCL 4389
CompuBench 1.5 Desktop - Face Detection (mPixels/s) 10.39
CompuBench 1.5 Desktop - Ocean Surface Simulation (Frames/s) 183.476
CompuBench 1.5 Desktop - T-Rex (Frames/s) 0.75
CompuBench 1.5 Desktop - Video Composition (Frames/s) 18.933
CompuBench 1.5 Desktop - Bitcoin Mining (mHash/s) 60.015
3DMark Fire Strike - Graphics Score 424

Compare specifications (specs)

AMD Radeon 620 AMD Radeon Vega 3

Essentials

Architecture GCN 3.0 GCN 5.0
Code name Polaris 24 Owl
Launch date 13 May 2019 13 February 2018
Place in performance rating 1124 992
Type Laptop Desktop

Technical info

Boost clock speed 1024 MHz 1000 MHz
Compute units 6
Core clock speed 730 MHz 300 MHz
Manufacturing process technology 28 nm 14 nm
Peak Double Precision (FP64) Performance 49.15 GFLOPS (1:16)
Peak Half Precision (FP16) Performance 786.4 GFLOPS (1:1)
Peak Single Precision (FP32) Performance 786.4 GFLOPS
Pipelines 384 192
Pixel fill rate 8.192 GPixel/s
Texture fill rate 24.58 GTexel/s 12 GTexel / s
Thermal Design Power (TDP) 50 Watt 15 Watt
Transistor count 1550 million 4,940 million
Floating-point performance 384.0 gflops

Video outputs and ports

Display Connectors No outputs No outputs

Compatibility, dimensions and requirements

Interface PCIe 3.0 x8 IGP
Supplementary power connectors None None
Width IGP

API support

DirectX 12
OpenCL 2.0
OpenGL 4.6
Shader Model 6.3
Vulkan

Memory

Maximum RAM amount 2 GB
Memory bandwidth 14.40 GB/s
Memory bus width 64 bit
Memory clock speed 900 MHz (1800 MHz effective)
Memory type DDR3 System Shared