NVIDIA GeForce 820M vs AMD Radeon R5 A220
We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 1024MB VRAM Radeon R5 A220 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 820M 's Advantages
Released 1 years and 2 months late
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (28.83GB/s vs 14.40GB/s)
224 additional rendering cores
AMD Radeon R5 A220 's Advantages
Lower TDP (35W vs 45W)
Score
Benchmark
FP32 (float)
GeForce 820M
+150%
0.622 TFLOPS
Radeon R5 A220
0.248 TFLOPS
Graphics Card
Mar 2015
Release Date
Jan 2014
GeForce 800M
Generation
All-In-One
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
901 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
1024MB
DDR3
Memory Type
DDR3
128bit
Memory Bus
64bit
28.83GB/s
Bandwidth
14.40GB/s
Render Config
-
Compute Units
2
-
-
-
384
Shading Units
160
32
TMUs
8
16
ROPs
4
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
8 KB (per CU)
256 KB
L2 Cache
128 KB
-
-
-
Theoretical Performance
6.480 GPixel/s
Pixel Rate
3.100 GPixel/s
25.92 GTexel/s
Texture Rate
6.200 GTexel/s
-
-
-
622.1 GFLOPS
FP32 (float)
248.0 GFLOPS
25.92 GFLOPS
FP64 (double)
-
Board Design
45W
TDP
35W
-
-
-
No outputs
Outputs
1x DVI
1x HDMI 1.3a
-
Power Connectors
None
Graphics Processor
GK107
GPU Name
Caicos
-
GPU Variant
Caicos XT
(215-0804070)
Kepler
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.27 billion
Transistors
0.37 billion
118 mm²
Die Size
67 mm²
Graphics Features
12 (11_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
5.0
