NVIDIA GeForce 820M vs AMD Radeon Pro W6600M
We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 8GB VRAM Radeon Pro W6600M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 820M 's Advantages
Lower TDP (45W vs 90W)
AMD Radeon Pro W6600M 's Advantages
Released 6 years and 3 months late
Boost Clock2034MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (224.0GB/s vs 28.83GB/s)
1408 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 820M
0.622 TFLOPS
Radeon Pro W6600M
+1072%
7.29 TFLOPS
3DMark Time Spy
GeForce 820M
192
Radeon Pro W6600M
+3604%
7113
Graphics Card
Mar 2015
Release Date
Jun 2021
GeForce 800M
Generation
Radeon Pro Mobile
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
1224 MHz
-
Boost Clock
2034 MHz
901 MHz
Memory Clock
1750 MHz
Memory
2GB
Memory Size
8GB
DDR3
Memory Type
GDDR6
128bit
Memory Bus
128bit
28.83GB/s
Bandwidth
224.0GB/s
Render Config
-
Compute Units
28
-
SM Count
66
384
Shading Units
1792
32
TMUs
112
16
ROPs
64
-
Tensor Cores
264
-
RT Cores
28
16 KB (per SMX)
L1 Cache
128 KB per Array
256 KB
L2 Cache
2 MB
-
L3 Cache
32 MB
Theoretical Performance
6.480 GPixel/s
Pixel Rate
130.2 GPixel/s
25.92 GTexel/s
Texture Rate
227.8 GTexel/s
-
FP16 (half)
14.58 TFLOPS
622.1 GFLOPS
FP32 (float)
7.290 TFLOPS
25.92 GFLOPS
FP64 (double)
455.6 GFLOPS
Board Design
45W
TDP
90W
-
Suggested PSU
600 W
No outputs
Outputs
Portable Device Dependent
-
Power Connectors
None
Graphics Processor
GK107
GPU Name
Navi 23
-
GPU Variant
Navi 23 WKS-XM
Kepler
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
7 nm
1.27 billion
Transistors
11.06 billion
118 mm²
Die Size
237 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.1
Vulkan
1.3
3.0
CUDA
8.9
5.1
Shader Model
6.7
