Radeon Pro Vega 56 vs GeForce GT 820M
We compared two Mobile platform GPUs: 8GB VRAM Radeon Pro Vega 56 and 1024MB VRAM GeForce GT 820M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon Pro Vega 56 's Advantages
Released 3 years and 9 months late
Boost Clock1250MHz
More VRAM (8GB vs 1024GB)
Larger VRAM bandwidth (402.4GB/s vs 14.40GB/s)
3488 additional rendering cores
GeForce GT 820M 's Advantages
Lower TDP (15W vs 210W)
Score
Benchmark
FP32 (float)
Radeon Pro Vega 56
+2906%
8960
GeForce GT 820M
298
Graphics Card
Aug 2017
Release Date
Nov 2013
Radeon Pro Mac
Generation
GeForce 800M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1138 MHz
Base Clock
-
1250 MHz
Boost Clock
-
786 MHz
Memory Clock
900 MHz
Memory
8GB
Memory Size
1024MB
HBM2
Memory Type
DDR3
2048bit
Memory Bus
64bit
402.4GB/s
Bandwidth
14.40GB/s
Render Config
56
Compute Units
-
-
SM Count
2
3584
Shading Units
96
224
TMUs
16
64
ROPs
8
16 KB (per CU)
L1 Cache
64 KB (per SM)
4 MB
L2 Cache
128 KB
Theoretical Performance
80.00 GPixel/s
Pixel Rate
3.100 GPixel/s
280.0 GTexel/s
Texture Rate
12.40 GTexel/s
17.92 TFLOPS
FP16 (half)
-
8.960 TFLOPS
FP32 (float)
297.6 GFLOPS
560.0 GFLOPS
FP64 (double)
24.80 GFLOPS
Board Design
210W
TDP
15W
1x HDMI 2.0b
3x DisplayPort 1.4a
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
Vega 10
GPU Name
GF117
Vega 10 XL
(215-0894216)
GPU Variant
N15V-GM
GCN 5.0
Architecture
Fermi 2.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
12.5 billion
Transistors
0.585 billion
495 mm²
Die Size
116 mm²
Graphics Features
12 (12_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.1
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
2.1
6.4
Shader Model
5.1