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GPU Comparison
NVIDIA GeForce GT 820M vs AMD Radeon Pro Vega 20
NVIDIA GeForce GT 820M vs AMD Radeon Pro Vega 20
VS
NVIDIA GeForce GT 820M
AMD Radeon Pro Vega 20
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 820M and 4GB VRAM Radeon Pro Vega 20 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 820M 's Advantages
Lower TDP (15W vs 100W)
AMD Radeon Pro Vega 20 's Advantages
Released 5 years late
Boost Clock1283MHz
More VRAM (4GB vs 1GB)
Larger VRAM bandwidth (189.4GB/s vs 14.40GB/s)
1184 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 820M
0.298 TFLOPS
Radeon Pro Vega 20
+1002%
3.284 TFLOPS
GeForce GT 820M
VS
Radeon Pro Vega 20
Graphics Card
Nov 2013
Release Date
Nov 2018
GeForce 800M
Generation
Radeon Pro Mac
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
Base Clock
815 MHz
-
Boost Clock
1283 MHz
900 MHz
Memory Clock
740 MHz
Memory
1024MB
Memory Size
4GB
DDR3
Memory Type
HBM2
64bit
Memory Bus
1024bit
14.40GB/s
Bandwidth
189.4GB/s
Render Config
2
SM Count
-
-
Compute Units
20
96
Shading Units
1280
16
TMUs
80
8
ROPs
32
-
Tensor Cores
-
-
RT Cores
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
1024 KB
Theoretical Performance
3.100 GPixel/s
Pixel Rate
41.06 GPixel/s
12.40 GTexel/s
Texture Rate
102.6 GTexel/s
-
FP16 (half)
6.569 TFLOPS
297.6 GFLOPS
FP32 (float)
3.284 TFLOPS
24.80 GFLOPS
FP64 (double)
205.3 GFLOPS
Graphics Processor
GF117
GPU Name
Vega 12
N15V-GM
GPU Variant
Vega 12 XTA
Fermi 2.0
Architecture
GCN 5.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
0.585 billion
Transistors
Unknown
116 mm²
Die Size
Unknown
Board Design
15W
TDP
100W
-
Suggested PSU
-
No outputs
Outputs
No outputs
-
Power Connectors
-
Graphics Features
12 (11_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
1.1
OpenCL
2.1
N/A
Vulkan
1.2
2.1
CUDA
-
5.1
Shader Model
6.3
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