NVIDIA GeForce GT 820M vs NVIDIA GeForce GT 325M
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 820M and 1024MB VRAM GeForce GT 325M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 820M 's Advantages
Released 3 years and 10 months late
48 additional rendering cores
Lower TDP (15W vs 23W)
NVIDIA GeForce GT 325M 's Advantages
Larger VRAM bandwidth (22.40GB/s vs 14.40GB/s)
Score
Benchmark
FP32 (float)
GeForce GT 820M
+213%
0.298 TFLOPS
GeForce GT 325M
0.095 TFLOPS
Graphics Card
Nov 2013
Release Date
Jan 2010
GeForce 800M
Generation
GeForce 300M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
-
-
-
-
-
-
900 MHz
Memory Clock
700 MHz
Memory
1024MB
Memory Size
1024MB
DDR3
Memory Type
DDR3
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
22.40GB/s
Render Config
-
-
-
2
SM Count
6
96
Shading Units
48
16
TMUs
16
8
ROPs
8
-
-
-
-
-
-
64 KB (per SM)
L1 Cache
-
128 KB
L2 Cache
64 KB
-
-
-
Theoretical Performance
3.100 GPixel/s
Pixel Rate
3.600 GPixel/s
12.40 GTexel/s
Texture Rate
7.200 GTexel/s
-
-
-
297.6 GFLOPS
FP32 (float)
95.04 GFLOPS
24.80 GFLOPS
FP64 (double)
-
Board Design
15W
TDP
23W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GF117
GPU Name
GT216
N15V-GM
GPU Variant
N11P-GV1
Fermi 2.0
Architecture
Tesla 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
0.585 billion
Transistors
0.486 billion
116 mm²
Die Size
100 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_1)
4.6
OpenGL
3.3
1.1
OpenCL
1.1
N/A
Vulkan
N/A
2.1
CUDA
1.2
5.1
Shader Model
4.1
