NVIDIA GeForce RTX 3070 Ti Mobile vs NVIDIA GeForce GTX 850M
We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3070 Ti Mobile and 2GB VRAM GeForce GTX 850M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce RTX 3070 Ti Mobile 's Advantages
Released 7 years and 10 months late
Boost Clock1410MHz
More VRAM (8GB vs 2GB)
Larger VRAM bandwidth (448.0GB/s vs 32.03GB/s)
5248 additional rendering cores
NVIDIA GeForce GTX 850M 's Advantages
Lower TDP (45W vs 115W)
Score
Benchmark
FP32 (float)
GeForce RTX 3070 Ti Mobile
+1337%
16.6 TFLOPS
GeForce GTX 850M
1.155 TFLOPS
OctaneBench
GeForce RTX 3070 Ti Mobile
+1440%
339
GeForce GTX 850M
22
Graphics Card
Jan 2022
Release Date
Mar 2014
GeForce 30 Mobile
Generation
GeForce 800M
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
915 MHz
Base Clock
-
1410 MHz
Boost Clock
-
1750 MHz
Memory Clock
1001 MHz
Memory
8GB
Memory Size
2GB
GDDR6
Memory Type
DDR3
256bit
Memory Bus
128bit
448.0GB/s
Bandwidth
32.03GB/s
Render Config
-
-
-
46
SM Count
-
5888
Shading Units
640
184
TMUs
40
96
ROPs
16
184
Tensor Cores
-
46
RT Cores
-
128 KB (per SM)
L1 Cache
64 KB (per SMM)
4 MB
L2 Cache
2 MB
-
-
-
Theoretical Performance
135.4 GPixel/s
Pixel Rate
14.43 GPixel/s
259.4 GTexel/s
Texture Rate
36.08 GTexel/s
16.60 TFLOPS
FP16 (half)
-
16.60 TFLOPS
FP32 (float)
1155 GFLOPS
259.4 GFLOPS
FP64 (double)
36.08 GFLOPS
Board Design
115W
TDP
45W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GA104
GPU Name
GM107
-
GPU Variant
N15P-GT-A1
Ampere
Architecture
Maxwell
Samsung
Foundry
TSMC
8 nm
Process Size
28 nm
17.4 billion
Transistors
1.87 billion
392 mm²
Die Size
148 mm²
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
8.6
CUDA
5.0
6.6
Shader Model
5.1
