Home GPU Comparison AMD Radeon R5 M420 vs NVIDIA GeForce RTX 3080 Max Q

AMD Radeon R5 M420 vs NVIDIA GeForce RTX 3080 Max Q

AMD Radeon R5 M420
VS
NVIDIA GeForce RTX 3080 Max Q
AMD Radeon R5 M420
NVIDIA GeForce RTX 3080 Max Q
We compared two Mobile platform GPUs: 4GB VRAM Radeon R5 M420 and 8GB VRAM GeForce RTX 3080 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Max Q 's Advantages
Released 4 years and 8 months late
Boost Clock has increased by 46% (1245MHz vs 850MHz)
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (384.0GB/s vs 16.00GB/s)
5824 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon R5 M420
0.544 TFLOPS
GeForce RTX 3080 Max Q +2712%
15.3 TFLOPS
Radeon R5 M420
VS
GeForce RTX 3080 Max Q

Graphics Card

May 2016
Release Date
Jan 2021
Gem System
Generation
GeForce 30 Mobile
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 4.0 x16

Clock Speeds

780 MHz
Base Clock
780 MHz
850 MHz
Boost Clock
1245 MHz
1000 MHz
Memory Clock
1500 MHz

Memory

4GB
Memory Size
8GB
DDR3
Memory Type
GDDR6
64bit
Memory Bus
256bit
16.00GB/s
Bandwidth
384.0GB/s

Render Config

5
Compute Units
-
-
SM Count
48
320
Shading Units
6144
20
TMUs
192
8
ROPs
96
-
Tensor Cores
192
-
RT Cores
48
16 KB (per CU)
L1 Cache
128 KB (per SM)
128 KB
L2 Cache
4 MB
-
-
-

Theoretical Performance

6.800 GPixel/s
Pixel Rate
119.5 GPixel/s
17.00 GTexel/s
Texture Rate
239.0 GTexel/s
-
FP16 (half)
15.30 TFLOPS
544.0 GFLOPS
FP32 (float)
15.30 TFLOPS
34.00 GFLOPS
FP64 (double)
239.0 GFLOPS

Board Design

Unknown
TDP
80W
-
-
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
None

Graphics Processor

Jet
GPU Name
GA104
Jet PRO (216-0856040)
GPU Variant
GA104-775-A1
GCN 1.0
Architecture
Ampere
TSMC
Foundry
Samsung
28 nm
Process Size
8 nm
0.69 billion
Transistors
17.4 billion
56 mm²
Die Size
392 mm²

Graphics Features

12 (11_1)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
2.1 (1.2)
OpenCL
3.0
1.2.170
Vulkan
1.3
-
CUDA
8.6
6.5 (5.1)
Shader Model
6.6

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