NVIDIA GeForce GT 820M vs AMD FirePro M3100
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 820M and 1024MB VRAM FirePro M3100 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD FirePro M3100 's Advantages
Boost Clock700MHz
Larger VRAM bandwidth (32.00GB/s vs 14.40GB/s)
288 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 820M
0.298 TFLOPS
FirePro M3100
+80%
0.537 TFLOPS
Graphics Card
Nov 2013
Release Date
Unknown
GeForce 800M
Generation
FirePro Mobile
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
650 MHz
-
Boost Clock
700 MHz
900 MHz
Memory Clock
1000 MHz
Memory
1024MB
Memory Size
1024MB
DDR3
Memory Type
DDR3
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
32.00GB/s
Render Config
-
Compute Units
6
2
SM Count
-
96
Shading Units
384
16
TMUs
24
8
ROPs
8
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
16 KB (per CU)
128 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
3.100 GPixel/s
Pixel Rate
5.600 GPixel/s
12.40 GTexel/s
Texture Rate
16.80 GTexel/s
-
-
-
297.6 GFLOPS
FP32 (float)
537.6 GFLOPS
24.80 GFLOPS
FP64 (double)
-
Board Design
15W
TDP
Unknown
-
-
-
No outputs
Outputs
Portable Device Dependent
-
-
-
Graphics Processor
GF117
GPU Name
Mars
N15V-GM
GPU Variant
Mars M2 LP
(216-0842009)
Fermi 2.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
0.585 billion
Transistors
0.95 billion
116 mm²
Die Size
77 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
1.1
OpenCL
2.1 (1.2)
N/A
Vulkan
1.2.170
2.1
CUDA
-
5.1
Shader Model
6.5 (5.1)
