AMD Radeon 620 vs NVIDIA GeForce 8400M G

Comparative analysis of AMD Radeon 620 and NVIDIA GeForce 8400M G videocards for all known characteristics in the following categories: Essentials, Technical info, Video outputs and ports, Compatibility, dimensions and requirements, API support, Memory, Technologies. 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.

 

Differences

Reasons to consider the AMD Radeon 620

  • Videocard is newer: launch date 12 year(s) 0 month(s) later
  • Around 83% higher core clock speed: 730 MHz vs 400 MHz
  • 7681.3x more texture fill rate: 24.58 GTexel/s vs 3.2 GTexel / s
  • 48x more pipelines: 384 vs 8
  • A newer manufacturing process allows for a more powerful, yet cooler running videocard: 28 nm vs 80 nm
  • 8x more maximum memory size: 2 GB vs 256 MB
  • Around 13% higher memory clock speed: 900 MHz (1800 MHz effective) vs 800 MHz
  • 2.1x better performance in GFXBench 4.0 - T-Rex (Frames): 1116 vs 542
  • 2.1x better performance in GFXBench 4.0 - T-Rex (Fps): 1116 vs 542
  • 15.3x better performance in PassMark - G3D Mark: 902 vs 59
Specifications (specs)
Launch date 13 May 2019 vs 9 May 2007
Core clock speed 730 MHz vs 400 MHz
Texture fill rate 24.58 GTexel/s vs 3.2 GTexel / s
Pipelines 384 vs 8
Manufacturing process technology 28 nm vs 80 nm
Maximum memory size 2 GB vs 256 MB
Memory clock speed 900 MHz (1800 MHz effective) vs 800 MHz
Benchmarks
GFXBench 4.0 - T-Rex (Frames) 1116 vs 542
GFXBench 4.0 - T-Rex (Fps) 1116 vs 542
PassMark - G3D Mark 902 vs 59

Reasons to consider the NVIDIA GeForce 8400M G

  • 5x lower typical power consumption: 10 Watt vs 50 Watt
  • Around 8% better performance in PassMark - G2D Mark: 241 vs 223
Specifications (specs)
Thermal Design Power (TDP) 10 Watt vs 50 Watt
Benchmarks
PassMark - G2D Mark 241 vs 223

Compare benchmarks

GPU 1: AMD Radeon 620
GPU 2: NVIDIA GeForce 8400M G

GFXBench 4.0 - T-Rex (Frames)
GPU 1
GPU 2
1116
542
GFXBench 4.0 - T-Rex (Fps)
GPU 1
GPU 2
1116
542
PassMark - G2D Mark
GPU 1
GPU 2
223
241
PassMark - G3D Mark
GPU 1
GPU 2
902
59
Name AMD Radeon 620 NVIDIA GeForce 8400M G
GFXBench 4.0 - Car Chase Offscreen (Frames) 1991
GFXBench 4.0 - Car Chase Offscreen (Fps) 1991
GFXBench 4.0 - Manhattan (Frames) 694
GFXBench 4.0 - Manhattan (Fps) 694
GFXBench 4.0 - T-Rex (Frames) 1116 542
GFXBench 4.0 - T-Rex (Fps) 1116 542
PassMark - G2D Mark 223 241
PassMark - G3D Mark 902 59

Compare specifications (specs)

AMD Radeon 620 NVIDIA GeForce 8400M G

Essentials

Architecture GCN 3.0 Tesla
Code name Polaris 24 G86
Launch date 13 May 2019 9 May 2007
Place in performance rating 1125 1107
Type Laptop Laptop

Technical info

Boost clock speed 1024 MHz
Compute units 6
Core clock speed 730 MHz 400 MHz
Manufacturing process technology 28 nm 80 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 8
Pixel fill rate 8.192 GPixel/s
Texture fill rate 24.58 GTexel/s 3.2 GTexel / s
Thermal Design Power (TDP) 50 Watt 10 Watt
Transistor count 1550 million 210 million
Floating-point performance 12.8 gflops

Video outputs and ports

Display Connectors No outputs No outputs

Compatibility, dimensions and requirements

Interface PCIe 3.0 x8 PCIe 1.0 x16
Supplementary power connectors None None
Width IGP

API support

DirectX 12 10.0
OpenCL 2.0
OpenGL 4.6 3.3
Shader Model 6.3
Vulkan

Memory

Maximum RAM amount 2 GB 256 MB
Memory bandwidth 14.40 GB/s 6.4 GB / s
Memory bus width 64 bit 64 Bit
Memory clock speed 900 MHz (1800 MHz effective) 800 MHz
Memory type DDR3 GDDR3 / GDDR2
Shared memory 0

Technologies

HDR (High Dynamic-Range Lighting)
PCI-E 16x
PowerMizer 7.0