NVIDIA GeForce GT 820M vs NVIDIA GeForce GTX 280M
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 820M and 1024MB VRAM GeForce GTX 280M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 820M 's Advantages
Released 4 years and 8 months late
Lower TDP (15W vs 75W)
NVIDIA GeForce GTX 280M 's Advantages
Larger VRAM bandwidth (60.80GB/s vs 14.40GB/s)
32 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 820M
0.298 TFLOPS
GeForce GTX 280M
+25%
0.374 TFLOPS
Graphics Card
Nov 2013
Release Date
Mar 2009
GeForce 800M
Generation
GeForce 200M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
MXM-IV
Clock Speeds
-
-
-
-
-
-
900 MHz
Memory Clock
950 MHz
Memory
1024MB
Memory Size
1024MB
DDR3
Memory Type
GDDR3
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
60.80GB/s
Render Config
-
-
-
2
SM Count
16
96
Shading Units
128
16
TMUs
64
8
ROPs
16
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
128 KB
L2 Cache
64 KB
-
-
-
Theoretical Performance
3.100 GPixel/s
Pixel Rate
9.360 GPixel/s
12.40 GTexel/s
Texture Rate
37.44 GTexel/s
-
-
-
297.6 GFLOPS
FP32 (float)
374.5 GFLOPS
24.80 GFLOPS
FP64 (double)
-
Board Design
15W
TDP
75W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GF117
GPU Name
G92
N15V-GM
GPU Variant
N10E-GTX
Fermi 2.0
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
0.585 billion
Transistors
0.754 billion
116 mm²
Die Size
324 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.1
CUDA
1.1
5.1
Shader Model
4.0
