NVIDIA GeForce 820M vs AMD Radeon RX 6850M XT
We compared two Mobile platform GPUs: 2GB VRAM GeForce 820M and 12GB VRAM Radeon RX 6850M XT 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 165W)
AMD Radeon RX 6850M XT 's Advantages
Released 6 years and 10 months late
Boost Clock2581MHz
More VRAM (12GB vs 2GB)
Larger VRAM bandwidth (384.0GB/s vs 28.83GB/s)
2176 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 820M
0.622 TFLOPS
Radeon RX 6850M XT
+2023%
13.21 TFLOPS
3DMark Time Spy
GeForce 820M
192
Radeon RX 6850M XT
+5540%
10829
Graphics Card
Mar 2015
Release Date
Jan 2022
GeForce 800M
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
PCIe 4.0 x16
Clock Speeds
-
Base Clock
2321 MHz
-
Boost Clock
2581 MHz
901 MHz
Memory Clock
2000 MHz
Memory
2GB
Memory Size
12GB
DDR3
Memory Type
GDDR6
128bit
Memory Bus
192bit
28.83GB/s
Bandwidth
384.0GB/s
Render Config
-
Compute Units
40
-
-
-
384
Shading Units
2560
32
TMUs
160
16
ROPs
64
-
-
-
-
RT Cores
40
16 KB (per SMX)
L1 Cache
128 KB per Array
256 KB
L2 Cache
3 MB
-
L3 Cache
96 MB
Theoretical Performance
6.480 GPixel/s
Pixel Rate
165.2 GPixel/s
25.92 GTexel/s
Texture Rate
413.0 GTexel/s
-
FP16 (half)
26.43 TFLOPS
622.1 GFLOPS
FP32 (float)
13.21 TFLOPS
25.92 GFLOPS
FP64 (double)
825.9 GFLOPS
Board Design
45W
TDP
165W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GK107
GPU Name
Navi 22
-
GPU Variant
Navi 22 XTM
Kepler
Architecture
RDNA 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
7 nm
1.27 billion
Transistors
17.2 billion
118 mm²
Die Size
335 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
-
5.1
Shader Model
6.5
